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<title>libqalculate-0.9.6: EvaluationOptions Struct Reference</title>
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<h1>EvaluationOptions Struct Reference</h1><!-- doxytag: class=<EvaluationOptions> -->Options for calculation.
<a href="#_details">More...</a>
<p>
<code>#include <includes.h></code>
<p>
<a href="structEvaluationOptions-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o0"></a><!-- doxytag: member=<EvaluationOptions::approximation> ref=<o0> args=<> -->
<a class="el" href="includes_8h.html#a267">ApproximationMode</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o0">approximation</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">How exact the result must be. Default: TRY_EXACT. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o1"></a><!-- doxytag: member=<EvaluationOptions::sync_units> ref=<o1> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o1">sync_units</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If units will be synced/converted to allow evaluation (ex. 1 min + 1 s=60 s+ 1 s = 61 s). Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o2"></a><!-- doxytag: member=<EvaluationOptions::sync_complex_unit_relations> ref=<o2> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o2">sync_complex_unit_relations</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If units with complex/non-linear relations (ex. degress celsius and fahrenheit) will synced/converted. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o3"></a><!-- doxytag: member=<EvaluationOptions::keep_prefixes> ref=<o3> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o3">keep_prefixes</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If unit prefixes in original expression will be kept. Default: false. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o4"></a><!-- doxytag: member=<EvaluationOptions::calculate_variables> ref=<o4> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o4">calculate_variables</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If known variables will be replaced by their value. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o5"></a><!-- doxytag: member=<EvaluationOptions::calculate_functions> ref=<o5> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o5">calculate_functions</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If functions will be calculated. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o6"></a><!-- doxytag: member=<EvaluationOptions::test_comparisons> ref=<o6> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o6">test_comparisons</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If comparisons will be evaluated (ex. 5>2 => 1). Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o7"></a><!-- doxytag: member=<EvaluationOptions::isolate_x> ref=<o7> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o7">isolate_x</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If a varaible will be isolated to the left side in equations/comparisons (ex. x+y=2 => x=2-y). Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o8"></a><!-- doxytag: member=<EvaluationOptions::expand> ref=<o8> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o8">expand</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If factors (and bases) containing addition will be expanded (ex. z(x+y)=zx+zy). Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o9"></a><!-- doxytag: member=<EvaluationOptions::reduce_divisions> ref=<o9> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o9">reduce_divisions</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If non-numerical parts of a fraction will be reduced (ex. (5x)/(3xy) =5/(3y) . Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o10"></a><!-- doxytag: member=<EvaluationOptions::allow_complex> ref=<o10> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o10">allow_complex</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If complex numbers will be used for evaluation. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o11"></a><!-- doxytag: member=<EvaluationOptions::allow_infinite> ref=<o11> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o11">allow_infinite</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If infinite numbers will be used for evaluation. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o12"></a><!-- doxytag: member=<EvaluationOptions::assume_denominators_nonzero> ref=<o12> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o12">assume_denominators_nonzero</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If simplification will be made easier by assuming that denominators with unknown value not is zero. Default: false. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o13"></a><!-- doxytag: member=<EvaluationOptions::warn_about_denominators_assumed_nonzero> ref=<o13> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o13">warn_about_denominators_assumed_nonzero</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Warn if a denominator with unknown value was assumed non-zero (with assume_denominators_nonzero set to true) to allow simplification. Default: false. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o14"></a><!-- doxytag: member=<EvaluationOptions::split_squares> ref=<o14> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o14">split_squares</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If powers with exponent 1/2 that only have an approximate result will be split to the least base (sqrt(8) = 2 * sqrt(2)). Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o15"></a><!-- doxytag: member=<EvaluationOptions::keep_zero_units> ref=<o15> args=<> -->
bool </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o15">keep_zero_units</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If units with zero quantity will be preserved. Default: true. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o16"></a><!-- doxytag: member=<EvaluationOptions::auto_post_conversion> ref=<o16> args=<> -->
<a class="el" href="includes_8h.html#a269">AutoPostConversion</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o16">auto_post_conversion</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If and how units will be automatically converted. Does not affect syncing of units. Default: POST_CONVERSION_NONE. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o17"></a><!-- doxytag: member=<EvaluationOptions::structuring> ref=<o17> args=<> -->
<a class="el" href="includes_8h.html#a268">StructuringMode</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o17">structuring</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If the evaluation result will be simplified or factorized. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o18"></a><!-- doxytag: member=<EvaluationOptions::parse_options> ref=<o18> args=<> -->
<a class="el" href="structParseOptions.html">ParseOptions</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o18">parse_options</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Options for parsing of expression. Default: default_parse_options. <br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"><a class="anchor" name="o19"></a><!-- doxytag: member=<EvaluationOptions::isolate_var> ref=<o19> args=<> -->
const <a class="el" href="classMathStructure.html">MathStructure</a> * </td><td class="memItemRight" valign="bottom"><a class="el" href="structEvaluationOptions.html#o19">isolate_var</a></td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">If set will decide which variable to isolate in an equation. Default: NULL. <br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
Options for calculation.
<p>
<hr>The documentation for this struct was generated from the following file:<ul>
<li>libqalculate/<a class="el" href="includes_8h.html">includes.h</a></ul>
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