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<center><a href="https://gitlab.com/slepc/slepc/-/blob/bbccb785e5ebe6829936989c71776839602f087b/include/slepcds.h">Actual source code: slepcds.h</a></center><br>
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<a name="line1"> 1: </a><font color="#B22222">/*</font>
<a name="line2"> 2: </a><font color="#B22222"> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -</font>
<a name="line3"> 3: </a><font color="#B22222"> SLEPc - Scalable Library for Eigenvalue Problem Computations</font>
<a name="line4"> 4: </a><font color="#B22222"> Copyright (c) 2002-, Universitat Politecnica de Valencia, Spain</font>
<a name="line6"> 6: </a><font color="#B22222"> This file is part of SLEPc.</font>
<a name="line7"> 7: </a><font color="#B22222"> SLEPc is distributed under a 2-clause BSD license (see LICENSE).</font>
<a name="line8"> 8: </a><font color="#B22222"> - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -</font>
<a name="line9"> 9: </a><font color="#B22222">*/</font>
<a name="line10"> 10: </a><font color="#B22222">/*</font>
<a name="line11"> 11: </a><font color="#B22222"> User interface for the direct solver object in SLEPc</font>
<a name="line12"> 12: </a><font color="#B22222">*/</font>
<a name="line14"> 14: </a><font color="#A020F0">#pragma once</font>
<a name="line16"> 16: </a>#include <A href="../include/slepcsc.h.html"><slepcsc.h></A>
<a name="line17"> 17: </a>#include <A href="../include/slepcfn.h.html"><slepcfn.h></A>
<a name="line18"> 18: </a>#include <A href="../include/slepcrg.h.html"><slepcrg.h></A>
<a name="line20"> 20: </a><font color="#B22222">/* SUBMANSEC = <a href="../manualpages/DS/DS.html">DS</a> */</font>
<a name="line22"> 22: </a><strong><font color="#228B22">#define DS_MAX_SOLVE 6</font></strong>
<a name="line24"> 24: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSInitializePackage.html">DSInitializePackage</a>(void)</font></strong>;
<a name="line25"> 25: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSFinalizePackage.html">DSFinalizePackage</a>(void)</font></strong>;
<a name="line27"> 27: </a><font color="#B22222">/*S</font>
<a name="line28"> 28: </a><font color="#B22222"> <a href="../manualpages/DS/DS.html">DS</a> - Direct solver (or dense system), to represent low-dimensional</font>
<a name="line29"> 29: </a><font color="#B22222"> eigenproblems that must be solved within iterative solvers. This is an</font>
<a name="line30"> 30: </a><font color="#B22222"> auxiliary object and is not normally needed by application programmers.</font>
<a name="line32"> 32: </a><font color="#B22222"> Level: beginner</font>
<a name="line34"> 34: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSCreate.html">DSCreate</a>()`</font>
<a name="line35"> 35: </a><font color="#B22222">S*/</font>
<a name="line36"> 36: </a><font color="#4169E1">typedef struct _p_DS* <a href="../manualpages/DS/DS.html">DS</a>;</font>
<a name="line38"> 38: </a><font color="#B22222">/*J</font>
<a name="line39"> 39: </a><font color="#B22222"> <a href="../manualpages/DS/DSType.html">DSType</a> - String with the name of the type of direct solver. Roughly,</font>
<a name="line40"> 40: </a><font color="#B22222"> there are as many types as problem types are available within SLEPc.</font>
<a name="line42"> 42: </a><font color="#B22222"> Level: beginner</font>
<a name="line44"> 44: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSSetType.html">DSSetType</a>()`, `<a href="../manualpages/DS/DS.html">DS</a>`</font>
<a name="line45"> 45: </a><font color="#B22222">J*/</font>
<a name="line46"> 46: </a><font color="#4169E1">typedef const char *<a href="../manualpages/DS/DSType.html">DSType</a>;</font>
<a name="line47"> 47: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSHEP.html">DSHEP</a> </font><font color="#666666">"hep"</font><font color="#228B22"></font></strong>
<a name="line48"> 48: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSNHEP.html">DSNHEP</a> </font><font color="#666666">"nhep"</font><font color="#228B22"></font></strong>
<a name="line49"> 49: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSGHEP.html">DSGHEP</a> </font><font color="#666666">"ghep"</font><font color="#228B22"></font></strong>
<a name="line50"> 50: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSGHIEP.html">DSGHIEP</a> </font><font color="#666666">"ghiep"</font><font color="#228B22"></font></strong>
<a name="line51"> 51: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSGNHEP.html">DSGNHEP</a> </font><font color="#666666">"gnhep"</font><font color="#228B22"></font></strong>
<a name="line52"> 52: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSNHEPTS.html">DSNHEPTS</a> </font><font color="#666666">"nhepts"</font><font color="#228B22"></font></strong>
<a name="line53"> 53: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSSVD.html">DSSVD</a> </font><font color="#666666">"svd"</font><font color="#228B22"></font></strong>
<a name="line54"> 54: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSHSVD.html">DSHSVD</a> </font><font color="#666666">"hsvd"</font><font color="#228B22"></font></strong>
<a name="line55"> 55: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSGSVD.html">DSGSVD</a> </font><font color="#666666">"gsvd"</font><font color="#228B22"></font></strong>
<a name="line56"> 56: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSPEP.html">DSPEP</a> </font><font color="#666666">"pep"</font><font color="#228B22"></font></strong>
<a name="line57"> 57: </a><strong><font color="#228B22">#define <a href="../manualpages/DS/DSNEP.html">DSNEP</a> </font><font color="#666666">"nep"</font><font color="#228B22"></font></strong>
<a name="line59"> 59: </a><font color="#B22222">/* Logging support */</font>
<a name="line60"> 60: </a>SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscClassId/">PetscClassId</a> DS_CLASSID;
<a name="line62"> 62: </a><font color="#B22222">/*E</font>
<a name="line63"> 63: </a><font color="#B22222"> <a href="../manualpages/DS/DSStateType.html">DSStateType</a> - Indicates in which state the direct solver is.</font>
<a name="line65"> 65: </a><font color="#B22222"> Values:</font>
<a name="line66"> 66: </a><font color="#B22222">+ `<a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a>` - initial state, the matrices have not been modified yet</font>
<a name="line67"> 67: </a><font color="#B22222">. `<a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a>` - matrices have been reduced to intermediate form</font>
<a name="line68"> 68: </a><font color="#B22222">. `<a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a>` - problem solved, matrices in condensed form</font>
<a name="line69"> 69: </a><font color="#B22222">- `<a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a>` - problem solved and in addition the dimension has been truncated</font>
<a name="line71"> 71: </a><font color="#B22222"> Level: advanced</font>
<a name="line73"> 73: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSSetState.html">DSSetState</a>()`</font>
<a name="line74"> 74: </a><font color="#B22222">E*/</font>
<a name="line75"> 75: </a><font color="#4169E1">typedef</font> <font color="#4169E1">enum</font> { <a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a>,
<a name="line76"> 76: </a> <a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a>,
<a name="line77"> 77: </a> <a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a>,
<a name="line78"> 78: </a> <a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a> } <a href="../manualpages/DS/DSStateType.html">DSStateType</a>;
<a name="line79"> 79: </a>SLEPC_EXTERN const char *DSStateTypes[];
<a name="line81"> 81: </a><font color="#B22222">/*MC</font>
<a name="line82"> 82: </a><font color="#B22222"> <a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a> - The `<a href="../manualpages/DS/DS.html">DS</a>` object is in the initial state, where the matrices</font>
<a name="line83"> 83: </a><font color="#B22222"> have not been modified yet, and have no particular structure.</font>
<a name="line85"> 85: </a><font color="#B22222"> Level: advanced</font>
<a name="line87"> 87: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSStateType.html">DSStateType</a>`, `<a href="../manualpages/DS/DSSetState.html">DSSetState</a>()`, `<a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a>`, `<a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a>`, `<a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a>`</font>
<a name="line88"> 88: </a><font color="#B22222">M*/</font>
<a name="line90"> 90: </a><font color="#B22222">/*MC</font>
<a name="line91"> 91: </a><font color="#B22222"> <a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a> - The `<a href="../manualpages/DS/DS.html">DS</a>` object is a intermediate state, where the</font>
<a name="line92"> 92: </a><font color="#B22222"> matrices have been reduced to an intermediate form, but the solve is not</font>
<a name="line93"> 93: </a><font color="#B22222"> finished completely.</font>
<a name="line95"> 95: </a><font color="#B22222"> Note:</font>
<a name="line96"> 96: </a><font color="#B22222"> In some cases the solve starts at the intermediate stage, e.g., in Lanczos</font>
<a name="line97"> 97: </a><font color="#B22222"> methods the projected matrix is already in tridiagonal form.</font>
<a name="line99"> 99: </a><font color="#B22222"> Level: advanced</font>
<a name="line101">101: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSStateType.html">DSStateType</a>`, `<a href="../manualpages/DS/DSSetState.html">DSSetState</a>()`, `<a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a>`, `<a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a>`, `<a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a>`</font>
<a name="line102">102: </a><font color="#B22222">M*/</font>
<a name="line104">104: </a><font color="#B22222">/*MC</font>
<a name="line105">105: </a><font color="#B22222"> <a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a> - The `<a href="../manualpages/DS/DS.html">DS</a>` object is in a state where the problem has</font>
<a name="line106">106: </a><font color="#B22222"> been solved, and matrices have been reduced to condensed form.</font>
<a name="line108">108: </a><font color="#B22222"> Note:</font>
<a name="line109">109: </a><font color="#B22222"> This state is reached after a call to `<a href="../manualpages/DS/DSSolve.html">DSSolve</a>()`.</font>
<a name="line111">111: </a><font color="#B22222"> Level: advanced</font>
<a name="line113">113: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSStateType.html">DSStateType</a>`, `<a href="../manualpages/DS/DSSetState.html">DSSetState</a>()`, `<a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a>`, `<a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a>`, `<a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a>`</font>
<a name="line114">114: </a><font color="#B22222">M*/</font>
<a name="line116">116: </a><font color="#B22222">/*MC</font>
<a name="line117">117: </a><font color="#B22222"> <a href="../manualpages/DS/DS_STATE_TRUNCATED.html">DS_STATE_TRUNCATED</a> - The `<a href="../manualpages/DS/DS.html">DS</a>` object is in a state where the problem is</font>
<a name="line118">118: </a><font color="#B22222"> solved and in addition the dimension has been truncated.</font>
<a name="line120">120: </a><font color="#B22222"> Note:</font>
<a name="line121">121: </a><font color="#B22222"> This state is reached after a call to `<a href="../manualpages/DS/DSTruncate.html">DSTruncate</a>()`. The truncated size</font>
<a name="line122">122: </a><font color="#B22222"> can be obtained with `<a href="../manualpages/DS/DSGetDimensions.html">DSGetDimensions</a>()`.</font>
<a name="line124">124: </a><font color="#B22222"> Level: advanced</font>
<a name="line126">126: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSStateType.html">DSStateType</a>`, `<a href="../manualpages/DS/DSSetState.html">DSSetState</a>()`, `<a href="../manualpages/DS/DSTruncate.html">DSTruncate</a>()`, `<a href="../manualpages/DS/DSGetDimensions.html">DSGetDimensions</a>()`, `<a href="../manualpages/DS/DS_STATE_RAW.html">DS_STATE_RAW</a>`, `<a href="../manualpages/DS/DS_STATE_INTERMEDIATE.html">DS_STATE_INTERMEDIATE</a>`, `<a href="../manualpages/DS/DS_STATE_CONDENSED.html">DS_STATE_CONDENSED</a>`</font>
<a name="line127">127: </a><font color="#B22222">M*/</font>
<a name="line129">129: </a><font color="#B22222">/*E</font>
<a name="line130">130: </a><font color="#B22222"> <a href="../manualpages/DS/DSMatType.html">DSMatType</a> - Used to refer to one of the matrices stored internally in `<a href="../manualpages/DS/DS.html">DS</a>`.</font>
<a name="line132">132: </a><font color="#B22222"> Values:</font>
<a name="line133">133: </a><font color="#B22222">+ `<a href="../manualpages/DS/DSMatType.html">DS_MAT_A</a>` - first matrix of eigenproblem/singular value problem</font>
<a name="line134">134: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_B</a>` - second matrix of a generalized eigenproblem</font>
<a name="line135">135: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_C</a>` - third matrix of a quadratic eigenproblem (deprecated)</font>
<a name="line136">136: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_T</a>` - tridiagonal matrix</font>
<a name="line137">137: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_D</a>` - diagonal matrix</font>
<a name="line138">138: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_Q</a>` - orthogonal matrix of (right) Schur vectors</font>
<a name="line139">139: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_Z</a>` - orthogonal matrix of left Schur vectors</font>
<a name="line140">140: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_X</a>` - right eigenvectors</font>
<a name="line141">141: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_Y</a>` - left eigenvectors</font>
<a name="line142">142: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_U</a>` - left singular vectors</font>
<a name="line143">143: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_V</a>` - right singular vectors</font>
<a name="line144">144: </a><font color="#B22222">. `<a href="../manualpages/DS/DSMatType.html">DS_MAT_W</a>` - workspace matrix</font>
<a name="line145">145: </a><font color="#B22222">- `<a href="../manualpages/DS/DSMatType.html">DS_MAT_E0</a>` to `<a href="../manualpages/DS/DSMatType.html">DS_MAT_E9</a>` - extra matrices, used in `<a href="../manualpages/DS/DSPEP.html">DSPEP</a>` and `<a href="../manualpages/DS/DSNEP.html">DSNEP</a>`</font>
<a name="line147">147: </a><font color="#B22222"> Notes:</font>
<a name="line148">148: </a><font color="#B22222"> The matrices preferentially refer to the description above, but they</font>
<a name="line149">149: </a><font color="#B22222"> may be used for a different purpose depending on the `<a href="../manualpages/DS/DSType.html">DSType</a>`.</font>
<a name="line151">151: </a><font color="#B22222"> All matrices can have space to hold `ld x ld` elements, except for</font>
<a name="line152">152: </a><font color="#B22222"> `<a href="../manualpages/DS/DSMatType.html">DS_MAT_T</a>` that has space for `3 x ld` elements (`ld` = leading dimension)</font>
<a name="line153">153: </a><font color="#B22222"> and `<a href="../manualpages/DS/DSMatType.html">DS_MAT_D</a>` that has space for just `ld` elements.</font>
<a name="line155">155: </a><font color="#B22222"> In `<a href="../manualpages/DS/DSPEP.html">DSPEP</a>` problems, matrices `A`, `B`, `W` can have space for `d*ld x d*ld`,</font>
<a name="line156">156: </a><font color="#B22222"> where `d` is the polynomial degree, and `X` can have `ld x d*ld`.</font>
<a name="line157">157: </a><font color="#B22222"> Also `<a href="../manualpages/DS/DSNEP.html">DSNEP</a>` has exceptions. Check the manual page of each `<a href="../manualpages/DS/DS.html">DS</a>` type</font>
<a name="line158">158: </a><font color="#B22222"> for details.</font>
<a name="line160">160: </a><font color="#B22222"> Level: advanced</font>
<a name="line162">162: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSAllocate.html">DSAllocate</a>()`, `<a href="../manualpages/DS/DSGetArray.html">DSGetArray</a>()`, `<a href="../manualpages/DS/DSGetArrayReal.html">DSGetArrayReal</a>()`, `<a href="../manualpages/DS/DSVectors.html">DSVectors</a>()`, `<a href="../manualpages/DS/DSGetLeadingDimension.html">DSGetLeadingDimension</a>()`</font>
<a name="line163">163: </a><font color="#B22222">E*/</font>
<a name="line164">164: </a><font color="#4169E1">typedef</font> <font color="#4169E1">enum</font> { <a href="../manualpages/DS/DSMatType.html">DS_MAT_A</a>,
<a name="line165">165: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_B</a>,
<a name="line166">166: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_C</a>,
<a name="line167">167: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_T</a>,
<a name="line168">168: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_D</a>,
<a name="line169">169: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_Q</a>,
<a name="line170">170: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_Z</a>,
<a name="line171">171: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_X</a>,
<a name="line172">172: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_Y</a>,
<a name="line173">173: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_U</a>,
<a name="line174">174: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_V</a>,
<a name="line175">175: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_W</a>,
<a name="line176">176: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E0</a>,
<a name="line177">177: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E1</a>,
<a name="line178">178: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E2</a>,
<a name="line179">179: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E3</a>,
<a name="line180">180: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E4</a>,
<a name="line181">181: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E5</a>,
<a name="line182">182: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E6</a>,
<a name="line183">183: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E7</a>,
<a name="line184">184: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E8</a>,
<a name="line185">185: </a> <a href="../manualpages/DS/DSMatType.html">DS_MAT_E9</a>,
<a name="line186">186: </a> <a href="../manualpages/DS/DSMatType.html">DS_NUM_MAT</a> } <a href="../manualpages/DS/DSMatType.html">DSMatType</a>;
<a name="line188">188: </a><font color="#B22222">/* Convenience for indexing extra matrices */</font>
<a name="line189">189: </a>SLEPC_EXTERN <a href="../manualpages/DS/DSMatType.html">DSMatType</a> DSMatExtra[];
<a name="line190">190: </a><strong><font color="#228B22">#define DS_NUM_EXTRA 10</font></strong>
<a name="line192">192: </a><font color="#B22222">/*E</font>
<a name="line193">193: </a><font color="#B22222"> <a href="../manualpages/DS/DSParallelType.html">DSParallelType</a> - Indicates the parallel mode that the direct solver will use.</font>
<a name="line195">195: </a><font color="#B22222"> Values:</font>
<a name="line196">196: </a><font color="#B22222">+ `<a href="../manualpages/DS/DS_PARALLEL_REDUNDANT.html">DS_PARALLEL_REDUNDANT</a>` - redundant computation</font>
<a name="line197">197: </a><font color="#B22222">. `<a href="../manualpages/DS/DS_PARALLEL_SYNCHRONIZED.html">DS_PARALLEL_SYNCHRONIZED</a>` - only one process computes the solution</font>
<a name="line198">198: </a><font color="#B22222">- `<a href="../manualpages/DS/DS_PARALLEL_DISTRIBUTED.html">DS_PARALLEL_DISTRIBUTED</a>` - all processes participate in the solution</font>
<a name="line200">200: </a><font color="#B22222"> Level: advanced</font>
<a name="line202">202: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSSetParallel.html">DSSetParallel</a>()`</font>
<a name="line203">203: </a><font color="#B22222">E*/</font>
<a name="line204">204: </a><font color="#4169E1">typedef</font> <font color="#4169E1">enum</font> { <a href="../manualpages/DS/DS_PARALLEL_REDUNDANT.html">DS_PARALLEL_REDUNDANT</a>,
<a name="line205">205: </a> <a href="../manualpages/DS/DS_PARALLEL_SYNCHRONIZED.html">DS_PARALLEL_SYNCHRONIZED</a>,
<a name="line206">206: </a> <a href="../manualpages/DS/DS_PARALLEL_DISTRIBUTED.html">DS_PARALLEL_DISTRIBUTED</a> } <a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>;
<a name="line207">207: </a>SLEPC_EXTERN const char *DSParallelTypes[];
<a name="line209">209: </a><font color="#B22222">/*MC</font>
<a name="line210">210: </a><font color="#B22222"> <a href="../manualpages/DS/DS_PARALLEL_REDUNDANT.html">DS_PARALLEL_REDUNDANT</a> - In this parallel mode, all processes will do</font>
<a name="line211">211: </a><font color="#B22222"> the computation redundantly, starting from the same data, and producing</font>
<a name="line212">212: </a><font color="#B22222"> the same result.</font>
<a name="line214">214: </a><font color="#B22222"> Note:</font>
<a name="line215">215: </a><font color="#B22222"> The result may be slightly different in the different processes if using a</font>
<a name="line216">216: </a><font color="#B22222"> multithreaded BLAS library, which may cause issues in ill-conditioned problems.</font>
<a name="line218">218: </a><font color="#B22222"> Level: advanced</font>
<a name="line220">220: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>`, `<a href="../manualpages/DS/DSSetParallel.html">DSSetParallel</a>()`, `<a href="../manualpages/DS/DS_PARALLEL_SYNCHRONIZED.html">DS_PARALLEL_SYNCHRONIZED</a>`, `<a href="../manualpages/DS/DS_PARALLEL_DISTRIBUTED.html">DS_PARALLEL_DISTRIBUTED</a>`</font>
<a name="line221">221: </a><font color="#B22222">M*/</font>
<a name="line223">223: </a><font color="#B22222">/*MC</font>
<a name="line224">224: </a><font color="#B22222"> <a href="../manualpages/DS/DS_PARALLEL_SYNCHRONIZED.html">DS_PARALLEL_SYNCHRONIZED</a> - In this parallel mode, only the first MPI process</font>
<a name="line225">225: </a><font color="#B22222"> performs the computation and then the computed quantities are broadcast to the</font>
<a name="line226">226: </a><font color="#B22222"> other processes in the communicator.</font>
<a name="line228">228: </a><font color="#B22222"> Note:</font>
<a name="line229">229: </a><font color="#B22222"> The communication is not done automatically, an explicit call to `<a href="../manualpages/DS/DSSynchronize.html">DSSynchronize</a>()`</font>
<a name="line230">230: </a><font color="#B22222"> is required.</font>
<a name="line232">232: </a><font color="#B22222"> Level: advanced</font>
<a name="line234">234: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>`, `<a href="../manualpages/DS/DSSetParallel.html">DSSetParallel</a>()`, `<a href="../manualpages/DS/DSSynchronize.html">DSSynchronize</a>()`, `<a href="../manualpages/DS/DS_PARALLEL_REDUNDANT.html">DS_PARALLEL_REDUNDANT</a>`, `<a href="../manualpages/DS/DS_PARALLEL_DISTRIBUTED.html">DS_PARALLEL_DISTRIBUTED</a>`</font>
<a name="line235">235: </a><font color="#B22222">M*/</font>
<a name="line237">237: </a><font color="#B22222">/*MC</font>
<a name="line238">238: </a><font color="#B22222"> <a href="../manualpages/DS/DS_PARALLEL_DISTRIBUTED.html">DS_PARALLEL_DISTRIBUTED</a> - In this parallel mode, every MPI process will be</font>
<a name="line239">239: </a><font color="#B22222"> in charge of part of the computation.</font>
<a name="line241">241: </a><font color="#B22222"> Note:</font>
<a name="line242">242: </a><font color="#B22222"> This parallel mode can be used in some `<a href="../manualpages/DS/DS.html">DS</a>` types only, such as the contour</font>
<a name="line243">243: </a><font color="#B22222"> integral method of `<a href="../manualpages/DS/DSNEP.html">DSNEP</a>`.</font>
<a name="line245">245: </a><font color="#B22222"> Level: advanced</font>
<a name="line247">247: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>`, `<a href="../manualpages/DS/DSSetParallel.html">DSSetParallel</a>()`, `<a href="../manualpages/DS/DS_PARALLEL_REDUNDANT.html">DS_PARALLEL_REDUNDANT</a>`, `<a href="../manualpages/DS/DS_PARALLEL_SYNCHRONIZED.html">DS_PARALLEL_SYNCHRONIZED</a>`</font>
<a name="line248">248: </a><font color="#B22222">M*/</font>
<a name="line250">250: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSCreate.html">DSCreate</a>(<a href="https://petsc.org/release/manualpages/Sys/MPI_Comm/">MPI_Comm</a>,<a href="../manualpages/DS/DS.html">DS</a>*)</font></strong>;
<a name="line251">251: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetType.html">DSSetType</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSType.html">DSType</a>)</font></strong>;
<a name="line252">252: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetType.html">DSGetType</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSType.html">DSType</a>*)</font></strong>;
<a name="line253">253: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetOptionsPrefix.html">DSSetOptionsPrefix</a>(<a href="../manualpages/DS/DS.html">DS</a>,const char[])</font></strong>;
<a name="line254">254: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSAppendOptionsPrefix.html">DSAppendOptionsPrefix</a>(<a href="../manualpages/DS/DS.html">DS</a>,const char[])</font></strong>;
<a name="line255">255: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetOptionsPrefix.html">DSGetOptionsPrefix</a>(<a href="../manualpages/DS/DS.html">DS</a>,const char*[])</font></strong>;
<a name="line256">256: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetFromOptions.html">DSSetFromOptions</a>(<a href="../manualpages/DS/DS.html">DS</a>)</font></strong>;
<a name="line257">257: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSView.html">DSView</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Viewer/PetscViewer/">PetscViewer</a>)</font></strong>;
<a name="line258">258: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSViewFromOptions.html">DSViewFromOptions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscObject/">PetscObject</a>,const char[])</font></strong>;
<a name="line259">259: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSViewMat.html">DSViewMat</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Viewer/PetscViewer/">PetscViewer</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>)</font></strong>;
<a name="line260">260: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSDestroy.html">DSDestroy</a>(<a href="../manualpages/DS/DS.html">DS</a>*)</font></strong>;
<a name="line261">261: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSReset.html">DSReset</a>(<a href="../manualpages/DS/DS.html">DS</a>)</font></strong>;
<a name="line262">262: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSDuplicate.html">DSDuplicate</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DS.html">DS</a>*)</font></strong>;
<a name="line264">264: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSAllocate.html">DSAllocate</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line265">265: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSReallocate.html">DSReallocate</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line266">266: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetLeadingDimension.html">DSGetLeadingDimension</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line267">267: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetState.html">DSSetState</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSStateType.html">DSStateType</a>)</font></strong>;
<a name="line268">268: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetState.html">DSGetState</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSStateType.html">DSStateType</a>*)</font></strong>;
<a name="line269">269: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetDimensions.html">DSSetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line270">270: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetDimensions.html">DSGetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line271">271: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetBlockSize.html">DSSetBlockSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line272">272: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetBlockSize.html">DSGetBlockSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line273">273: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetTruncateSize.html">DSGetTruncateSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line274">274: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSTruncate.html">DSTruncate</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>)</font></strong>;
<a name="line275">275: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetIdentity.html">DSSetIdentity</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>)</font></strong>;
<a name="line276">276: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetMethod.html">DSSetMethod</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line277">277: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetMethod.html">DSGetMethod</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line278">278: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetParallel.html">DSSetParallel</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>)</font></strong>;
<a name="line279">279: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetParallel.html">DSGetParallel</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSParallelType.html">DSParallelType</a>*)</font></strong>;
<a name="line280">280: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetCompact.html">DSSetCompact</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>)</font></strong>;
<a name="line281">281: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetCompact.html">DSGetCompact</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>*)</font></strong>;
<a name="line282">282: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetExtraRow.html">DSSetExtraRow</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>)</font></strong>;
<a name="line283">283: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetExtraRow.html">DSGetExtraRow</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>*)</font></strong>;
<a name="line284">284: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetRefined.html">DSSetRefined</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>)</font></strong>;
<a name="line285">285: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetRefined.html">DSGetRefined</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>*)</font></strong>;
<a name="line286">286: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetMat.html">DSGetMat</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a>*)</font></strong>;
<a name="line287">287: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSRestoreMat.html">DSRestoreMat</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a>*)</font></strong>;
<a name="line288">288: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetMatAndColumn.html">DSGetMatAndColumn</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a>*,<a href="https://petsc.org/release/manualpages/Vec/Vec/">Vec</a>*)</font></strong>;
<a name="line289">289: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSRestoreMatAndColumn.html">DSRestoreMatAndColumn</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a>*,<a href="https://petsc.org/release/manualpages/Vec/Vec/">Vec</a>*)</font></strong>;
<a name="line290">290: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetArray.html">DSGetArray</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>*[])</font></strong>;
<a name="line291">291: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSRestoreArray.html">DSRestoreArray</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>*[])</font></strong>;
<a name="line292">292: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetArrayReal.html">DSGetArrayReal</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*[])</font></strong>;
<a name="line293">293: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSRestoreArrayReal.html">DSRestoreArrayReal</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*[])</font></strong>;
<a name="line294">294: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSVectors.html">DSVectors</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*)</font></strong>;
<a name="line295">295: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSolve.html">DSSolve</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[])</font></strong>;
<a name="line296">296: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSort.html">DSSort</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line297">297: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSortWithPermutation.html">DSSortWithPermutation</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[])</font></strong>;
<a name="line298">298: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSynchronize.html">DSSynchronize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[])</font></strong>;
<a name="line299">299: </a>PETSC_DEPRECATED_FUNCTION(3, 18, 0, <font color="#666666">"<a href="../manualpages/DS/DSGetMat.html">DSGetMat</a>()+<a href="https://petsc.org/release/manualpages/Mat/MatDenseGetSubMatrix/">MatDenseGetSubMatrix</a>()+<a href="https://petsc.org/release/manualpages/Mat/MatCopy/">MatCopy</a>()"</font>, ) static inline <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> DSCopyMat(<a href="../manualpages/DS/DS.html">DS</a> ds,<a href="../manualpages/DS/DSMatType.html">DSMatType</a> m,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> mr,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> mc,<a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a> A,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> Ar,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> Ac,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> rows,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a> cols,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a> out)
<a name="line300">300: </a>{
<a name="line301">301: </a> <a href="https://petsc.org/release/manualpages/Mat/Mat/">Mat</a> M,M0,A0;
<a name="line303">303: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscFunctionBegin/">PetscFunctionBegin</a>;
<a name="line304">304: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="../manualpages/DS/DSGetMat.html">DSGetMat</a>(ds,m,&M));
<a name="line305">305: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatDenseGetSubMatrix/">MatDenseGetSubMatrix</a>(M,mr,mr+rows,mc,mc+cols,&M0));
<a name="line306">306: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatDenseGetSubMatrix/">MatDenseGetSubMatrix</a>(A,Ar,Ar+rows,Ac,Ac+cols,&A0));
<a name="line307">307: </a> <font color="#4169E1">if</font> (out) <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatCopy/">MatCopy</a>(M0,A0,SAME_NONZERO_PATTERN));
<a name="line308">308: </a> <font color="#4169E1">else</font> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatCopy/">MatCopy</a>(A0,M0,SAME_NONZERO_PATTERN));
<a name="line309">309: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatDenseRestoreSubMatrix/">MatDenseRestoreSubMatrix</a>(M,&M0));
<a name="line310">310: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="https://petsc.org/release/manualpages/Mat/MatDenseRestoreSubMatrix/">MatDenseRestoreSubMatrix</a>(A,&A0));
<a name="line311">311: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscCall/">PetscCall</a>(<a href="../manualpages/DS/DSRestoreMat.html">DSRestoreMat</a>(ds,m,&M));
<a name="line312">312: </a> <a href="https://petsc.org/release/manualpages/Sys/PetscFunctionReturn/">PetscFunctionReturn</a>(PETSC_SUCCESS);
<a name="line313">313: </a>}
<a name="line314">314: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSMatGetSize.html">DSMatGetSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line315">315: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSMatIsHermitian.html">DSMatIsHermitian</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>*)</font></strong>;
<a name="line316">316: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSetSlepcSC.html">DSSetSlepcSC</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/Sys/SlepcSC.html">SlepcSC</a>)</font></strong>;
<a name="line317">317: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGetSlepcSC.html">DSGetSlepcSC</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/Sys/SlepcSC.html">SlepcSC</a>*)</font></strong>;
<a name="line318">318: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSUpdateExtraRow.html">DSUpdateExtraRow</a>(<a href="../manualpages/DS/DS.html">DS</a>)</font></strong>;
<a name="line319">319: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSCond.html">DSCond</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*)</font></strong>;
<a name="line320">320: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSTranslateHarmonic.html">DSTranslateHarmonic</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*)</font></strong>;
<a name="line321">321: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSTranslateRKS.html">DSTranslateRKS</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a>)</font></strong>;
<a name="line322">322: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSOrthogonalize.html">DSOrthogonalize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line323">323: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSPseudoOrthogonalize.html">DSPseudoOrthogonalize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSMatType.html">DSMatType</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>[],<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>[])</font></strong>;
<a name="line325">325: </a><font color="#B22222">/* --------- options specific to particular solvers -------- */</font>
<a name="line327">327: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSVDSetDimensions.html">DSSVDSetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line328">328: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSSVDGetDimensions.html">DSSVDGetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line329">329: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGSVDSetDimensions.html">DSGSVDSetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line330">330: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSGSVDGetDimensions.html">DSGSVDGetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line331">331: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSHSVDSetDimensions.html">DSHSVDSetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line332">332: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSHSVDGetDimensions.html">DSHSVDGetDimensions</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line333">333: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSHSVDSetReorthogonalize.html">DSHSVDSetReorthogonalize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>)</font></strong>;
<a name="line334">334: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSHSVDGetReorthogonalize.html">DSHSVDGetReorthogonalize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a>*)</font></strong>;
<a name="line336">336: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSPEPSetDegree.html">DSPEPSetDegree</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line337">337: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSPEPGetDegree.html">DSPEPGetDegree</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line338">338: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSPEPSetCoefficients.html">DSPEPSetCoefficients</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>[])</font></strong>;
<a name="line339">339: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSPEPGetCoefficients.html">DSPEPGetCoefficients</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*[])</font></strong>;
<a name="line341">341: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetFN.html">DSNEPSetFN</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="../manualpages/FN/FN.html">FN</a>[])</font></strong>;
<a name="line342">342: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetFN.html">DSNEPGetFN</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>,<a href="../manualpages/FN/FN.html">FN</a>*)</font></strong>;
<a name="line343">343: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetNumFN.html">DSNEPGetNumFN</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line344">344: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetMinimality.html">DSNEPSetMinimality</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line345">345: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetMinimality.html">DSNEPGetMinimality</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line346">346: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetRefine.html">DSNEPSetRefine</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line347">347: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetRefine.html">DSNEPGetRefine</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscReal/">PetscReal</a>*,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line348">348: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetIntegrationPoints.html">DSNEPSetIntegrationPoints</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line349">349: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetIntegrationPoints.html">DSNEPGetIntegrationPoints</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line350">350: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetSamplingSize.html">DSNEPSetSamplingSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>)</font></strong>;
<a name="line351">351: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetSamplingSize.html">DSNEPGetSamplingSize</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="https://petsc.org/release/manualpages/Sys/PetscInt/">PetscInt</a>*)</font></strong>;
<a name="line352">352: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetRG.html">DSNEPSetRG</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/RG/RG.html">RG</a>)</font></strong>;
<a name="line353">353: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetRG.html">DSNEPGetRG</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/RG/RG.html">RG</a>*)</font></strong>;
<a name="line355">355: </a><font color="#B22222">/*S</font>
<a name="line356">356: </a><font color="#B22222"> <a href="../manualpages/DS/DSNEPMatrixFunctionFn.html">DSNEPMatrixFunctionFn</a> - A prototype of a `<a href="../manualpages/DS/DSNEP.html">DSNEP</a>` compute matrix function that</font>
<a name="line357">357: </a><font color="#B22222"> would be passed to `<a href="../manualpages/DS/DSNEPSetComputeMatrixFunction.html">DSNEPSetComputeMatrixFunction</a>()`.</font>
<a name="line359">359: </a><font color="#B22222"> Calling Sequence:</font>
<a name="line360">360: </a><font color="#B22222">+ ds - the direct solver object</font>
<a name="line361">361: </a><font color="#B22222">. lambda - point where $T(\lambda)$ or $T'(\lambda)$ must be evaluated</font>
<a name="line362">362: </a><font color="#B22222">. deriv - if true compute $T'(\lambda)$, otherwise compute $T(\lambda)$</font>
<a name="line363">363: </a><font color="#B22222">. mat - the `<a href="../manualpages/DS/DS.html">DS</a>` matrix where the result must be stored</font>
<a name="line364">364: </a><font color="#B22222">- ctx - [optional] user-defined context for private data for the</font>
<a name="line365">365: </a><font color="#B22222"> matrix evaluation routine (may be `NULL`)</font>
<a name="line367">367: </a><font color="#B22222"> Level: developer</font>
<a name="line369">369: </a><font color="#B22222">.seealso: [](sec:ds), `<a href="../manualpages/DS/DSNEPSetComputeMatrixFunction.html">DSNEPSetComputeMatrixFunction</a>()`</font>
<a name="line370">370: </a><font color="#B22222">S*/</font>
<a name="line371">371: </a><strong><font color="#4169E1">PETSC_EXTERN_TYPEDEF typedef <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPMatrixFunctionFn.html">DSNEPMatrixFunctionFn</a>(<a href="../manualpages/DS/DS.html">DS</a> ds,<a href="https://petsc.org/release/manualpages/Sys/PetscScalar/">PetscScalar</a> lambda,<a href="https://petsc.org/release/manualpages/Sys/PetscBool/">PetscBool</a> deriv,<a href="../manualpages/DS/DSMatType.html">DSMatType</a> mat,void *ctx)</font></strong>;
<a name="line373">373: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPSetComputeMatrixFunction.html">DSNEPSetComputeMatrixFunction</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSNEPMatrixFunctionFn.html">DSNEPMatrixFunctionFn</a>*,void*)</font></strong>;
<a name="line374">374: </a><strong><font color="#4169E1">SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSNEPGetComputeMatrixFunction.html">DSNEPGetComputeMatrixFunction</a>(<a href="../manualpages/DS/DS.html">DS</a>,<a href="../manualpages/DS/DSNEPMatrixFunctionFn.html">DSNEPMatrixFunctionFn</a>**,void*)</font></strong>;
<a name="line376">376: </a>SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscFunctionList/">PetscFunctionList</a> DSList;
<a name="line377">377: </a><strong><font color="#4169E1"><a name="DSRegister"></a>SLEPC_EXTERN <a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a> <a href="../manualpages/DS/DSRegister.html">DSRegister</a>(const char[],<a href="https://petsc.org/release/manualpages/Sys/PetscErrorCode/">PetscErrorCode</a>(*)(<a href="../manualpages/DS/DS.html">DS</a>)</font></strong>);
</pre>
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