Skip to main content
Ctrl+K
PETSc 3.23.1 documentation - Home
  • Overview
  • Install
  • Tutorials
  • User-Guide
  • C/Fortran API
  • petsc4py API
  • FAQ
  • Community
  • Developers
  • Misc.
  • GitLab
  • Overview
  • Install
  • Tutorials
  • User-Guide
  • C/Fortran API
  • petsc4py API
  • FAQ
  • Community
  • Developers
  • Misc.
  • GitLab
  • MatLMVMGetJ0

MatLMVMGetJ0#

Returns a pointer to the internal J0 matrix.

Synopsis#

#include "petscksp.h" 
PetscErrorCode MatLMVMGetJ0(Mat B, Mat *J0)

Input Parameter#

  • B - A MATLMVM matrix

Output Parameter#

  • J0 - Mat object for defining the initial Jacobian

See Also#

KSP: Linear System Solvers, LMVM Matrices, MATLMVM, MatLMVMSetJ0()

Level#

advanced

Location#

src/ksp/ksp/utils/lmvm/lmvmutils.c


Index of all KSP routines
Table of Contents for all manual pages
Index of all manual pages

On this page
  • Synopsis
  • Input Parameter
  • Output Parameter
  • See Also
  • Level
  • Location
Edit on GitLab
Show Source

© Copyright 1991-2025, UChicago Argonne, LLC and the PETSc Development Team.

Created using Sphinx 7.3.7.

Built with the PyData Sphinx Theme 0.15.1.

Last updated on 2025-04-30T13:10:40-0500 (v3.23.1).