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<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "https://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
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<li class="navelem"><a class="el" href="namespacegymbosat.html">gymbosat</a></li><li class="navelem"><a class="el" href="classgymbosat_1_1Var.html">Var</a></li> </ul>
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<a href="#pub-methods">Public Member Functions</a> |
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<div class="title">gymbosat::Var Class Reference</div> </div>
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<p>Class representing a variable in a logical expression.
<a href="classgymbosat_1_1Var.html#details">More...</a></p>
<p><code>#include <<a class="el" href="sat_8h_source.html">sat.h</a>></code></p>
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Inheritance diagram for gymbosat::Var:</div>
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Collaboration diagram for gymbosat::Var:</div>
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<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:a1edb862e80c7ba3865da7f929f9ce48c"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a1edb862e80c7ba3865da7f929f9ce48c">Var</a> (std::string <a class="el" href="classgymbosat_1_1Var.html#a3e0fd6fa0fdb3a52b73624e7143f92a5">name</a>)</td></tr>
<tr class="separator:a1edb862e80c7ba3865da7f929f9ce48c"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ab22296034c16195902c0bb01799722e1"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#ab22296034c16195902c0bb01799722e1">to_string</a> () override</td></tr>
<tr class="memdesc:ab22296034c16195902c0bb01799722e1"><td class="mdescLeft"> </td><td class="mdescRight">Convert the logical expression to a string representation. <a href="classgymbosat_1_1Var.html#ab22296034c16195902c0bb01799722e1">More...</a><br /></td></tr>
<tr class="separator:ab22296034c16195902c0bb01799722e1"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9e013c99cdc05adb8fd2d046290a7688"><td class="memItemLeft" align="right" valign="top">std::pair< bool, std::string > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a9e013c99cdc05adb8fd2d046290a7688">freeVar</a> () override</td></tr>
<tr class="memdesc:a9e013c99cdc05adb8fd2d046290a7688"><td class="mdescLeft"> </td><td class="mdescRight">Identify and return free variables in the logical expression. <a href="classgymbosat_1_1Var.html#a9e013c99cdc05adb8fd2d046290a7688">More...</a><br /></td></tr>
<tr class="separator:a9e013c99cdc05adb8fd2d046290a7688"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:acf837760d8d850b190c7ad753e4523db"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#acf837760d8d850b190c7ad753e4523db">simplify</a> () override</td></tr>
<tr class="memdesc:acf837760d8d850b190c7ad753e4523db"><td class="mdescLeft"> </td><td class="mdescRight">Simplify the logical expression. <a href="classgymbosat_1_1Var.html#acf837760d8d850b190c7ad753e4523db">More...</a><br /></td></tr>
<tr class="separator:acf837760d8d850b190c7ad753e4523db"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:afc1c37653dcc96843e60eb4f858acdcf"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#afc1c37653dcc96843e60eb4f858acdcf">evaluate</a> () override</td></tr>
<tr class="memdesc:afc1c37653dcc96843e60eb4f858acdcf"><td class="mdescLeft"> </td><td class="mdescRight">Evaluate the logical expression. <a href="classgymbosat_1_1Var.html#afc1c37653dcc96843e60eb4f858acdcf">More...</a><br /></td></tr>
<tr class="separator:afc1c37653dcc96843e60eb4f858acdcf"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a48452af858f886d121455123176cbb63"><td class="memItemLeft" align="right" valign="top">bool </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a48452af858f886d121455123176cbb63">unConst</a> () override</td></tr>
<tr class="memdesc:a48452af858f886d121455123176cbb63"><td class="mdescLeft"> </td><td class="mdescRight">Check if the logical expression can be simplified by removing constants. <a href="classgymbosat_1_1Var.html#a48452af858f886d121455123176cbb63">More...</a><br /></td></tr>
<tr class="separator:a48452af858f886d121455123176cbb63"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a3c80f5b944b13a7300fd1369a38575bc"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a3c80f5b944b13a7300fd1369a38575bc">guessVar</a> (std::string var, bool val) override</td></tr>
<tr class="memdesc:a3c80f5b944b13a7300fd1369a38575bc"><td class="mdescLeft"> </td><td class="mdescRight">Make a guess for a variable's value and return the resulting expression. <a href="classgymbosat_1_1Var.html#a3c80f5b944b13a7300fd1369a38575bc">More...</a><br /></td></tr>
<tr class="separator:a3c80f5b944b13a7300fd1369a38575bc"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:add2327d5589081e788e3d9e6d9ad0bc4"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#add2327d5589081e788e3d9e6d9ad0bc4">fixNegations</a> () override</td></tr>
<tr class="memdesc:add2327d5589081e788e3d9e6d9ad0bc4"><td class="mdescLeft"> </td><td class="mdescRight">Fix negations in the logical expression. <a href="classgymbosat_1_1Var.html#add2327d5589081e788e3d9e6d9ad0bc4">More...</a><br /></td></tr>
<tr class="separator:add2327d5589081e788e3d9e6d9ad0bc4"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a9aa0f8574edf2af2a2fb9bff7b235eb0"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a9aa0f8574edf2af2a2fb9bff7b235eb0">distribute</a> () override</td></tr>
<tr class="memdesc:a9aa0f8574edf2af2a2fb9bff7b235eb0"><td class="mdescLeft"> </td><td class="mdescRight">Distribute operations in the logical expression. <a href="classgymbosat_1_1Var.html#a9aa0f8574edf2af2a2fb9bff7b235eb0">More...</a><br /></td></tr>
<tr class="separator:a9aa0f8574edf2af2a2fb9bff7b235eb0"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:ac17b0f31d32f20b86becd38ea546f223"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#ac17b0f31d32f20b86becd38ea546f223">getLeft</a> () override</td></tr>
<tr class="memdesc:ac17b0f31d32f20b86becd38ea546f223"><td class="mdescLeft"> </td><td class="mdescRight">Get the left child expression. <a href="classgymbosat_1_1Var.html#ac17b0f31d32f20b86becd38ea546f223">More...</a><br /></td></tr>
<tr class="separator:ac17b0f31d32f20b86becd38ea546f223"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a46c34d8f668e561c6c78279a1246ccef"><td class="memItemLeft" align="right" valign="top">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a46c34d8f668e561c6c78279a1246ccef">getRight</a> () override</td></tr>
<tr class="memdesc:a46c34d8f668e561c6c78279a1246ccef"><td class="mdescLeft"> </td><td class="mdescRight">Get the right child expression. <a href="classgymbosat_1_1Var.html#a46c34d8f668e561c6c78279a1246ccef">More...</a><br /></td></tr>
<tr class="separator:a46c34d8f668e561c6c78279a1246ccef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a695a80ac8aea702f65bbc5ba0d34ab60"><td class="memItemLeft" align="right" valign="top">std::unordered_set< std::string > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a695a80ac8aea702f65bbc5ba0d34ab60">literals</a> () override</td></tr>
<tr class="memdesc:a695a80ac8aea702f65bbc5ba0d34ab60"><td class="mdescLeft"> </td><td class="mdescRight">Get the literals present in the logical expression. <a href="classgymbosat_1_1Var.html#a695a80ac8aea702f65bbc5ba0d34ab60">More...</a><br /></td></tr>
<tr class="separator:a695a80ac8aea702f65bbc5ba0d34ab60"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a4429d6094daba3dd3278166676540a01"><td class="memItemLeft" align="right" valign="top">std::unordered_map< std::string, <a class="el" href="namespacegymbosat.html#ab93a240afc8d89ec25d1bb528545f6d2">Polarity</a> > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a4429d6094daba3dd3278166676540a01">literalPolarity</a> (std::string var) override</td></tr>
<tr class="memdesc:a4429d6094daba3dd3278166676540a01"><td class="mdescLeft"> </td><td class="mdescRight">Get the polarities of literals with respect to a specific variable. <a href="classgymbosat_1_1Var.html#a4429d6094daba3dd3278166676540a01">More...</a><br /></td></tr>
<tr class="separator:a4429d6094daba3dd3278166676540a01"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:aa59b38a82e6b503c295635c0dc68adef"><td class="memItemLeft" align="right" valign="top">std::pair< std::string, bool > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#aa59b38a82e6b503c295635c0dc68adef">unitClause</a> () override</td></tr>
<tr class="memdesc:aa59b38a82e6b503c295635c0dc68adef"><td class="mdescLeft"> </td><td class="mdescRight">Get a unit clause from the logical expression. <a href="classgymbosat_1_1Var.html#aa59b38a82e6b503c295635c0dc68adef">More...</a><br /></td></tr>
<tr class="separator:aa59b38a82e6b503c295635c0dc68adef"><td class="memSeparator" colspan="2"> </td></tr>
<tr class="memitem:a02163d40505204998ef8f84dd256c2a5"><td class="memItemLeft" align="right" valign="top">std::vector< std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > > </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a02163d40505204998ef8f84dd256c2a5">clauses</a> () override</td></tr>
<tr class="memdesc:a02163d40505204998ef8f84dd256c2a5"><td class="mdescLeft"> </td><td class="mdescRight">Get a vector of clauses present in the logical expression. <a href="classgymbosat_1_1Var.html#a02163d40505204998ef8f84dd256c2a5">More...</a><br /></td></tr>
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<tr class="inherit_header pub_methods_classgymbosat_1_1Expr"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_classgymbosat_1_1Expr')"><img src="closed.png" alt="-"/> Public Member Functions inherited from <a class="el" href="classgymbosat_1_1Expr.html">gymbosat::Expr</a></td></tr>
<tr class="memitem:af468583262a2936a1df0329a6331abb7 inherit pub_methods_classgymbosat_1_1Expr"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Expr.html#af468583262a2936a1df0329a6331abb7">~Expr</a> ()</td></tr>
<tr class="memdesc:af468583262a2936a1df0329a6331abb7 inherit pub_methods_classgymbosat_1_1Expr"><td class="mdescLeft"> </td><td class="mdescRight">Destructor for the <a class="el" href="classgymbosat_1_1Expr.html" title="Base class for representing logical expressions.">Expr</a> class. <a href="classgymbosat_1_1Expr.html#af468583262a2936a1df0329a6331abb7">More...</a><br /></td></tr>
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Private Attributes</h2></td></tr>
<tr class="memitem:a3e0fd6fa0fdb3a52b73624e7143f92a5"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Var.html#a3e0fd6fa0fdb3a52b73624e7143f92a5">name</a></td></tr>
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Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_attribs_classgymbosat_1_1Expr"><td colspan="2" onclick="javascript:toggleInherit('pub_attribs_classgymbosat_1_1Expr')"><img src="closed.png" alt="-"/> Public Attributes inherited from <a class="el" href="classgymbosat_1_1Expr.html">gymbosat::Expr</a></td></tr>
<tr class="memitem:aa84655ea020547722c7433af5c009d27 inherit pub_attribs_classgymbosat_1_1Expr"><td class="memItemLeft" align="right" valign="top"><a class="el" href="namespacegymbosat.html#a6d86d55f55f58425a61afe7f71066024">OpCode</a> </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Expr.html#aa84655ea020547722c7433af5c009d27">opcode</a></td></tr>
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<tr class="memitem:ad4a359e63fbd7d3fe3cb598300a1c61e inherit pub_attribs_classgymbosat_1_1Expr"><td class="memItemLeft" align="right" valign="top">std::string </td><td class="memItemRight" valign="bottom"><a class="el" href="classgymbosat_1_1Expr.html#ad4a359e63fbd7d3fe3cb598300a1c61e">name</a></td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>Class representing a variable in a logical expression. </p>
</div><h2 class="groupheader">Constructor & Destructor Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a1edb862e80c7ba3865da7f929f9ce48c">◆ </a></span>Var()</h2>
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<h2 class="groupheader">Member Function Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a02163d40505204998ef8f84dd256c2a5">◆ </a></span>clauses()</h2>
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<td class="memname">std::vector<std::shared_ptr<<a class="el" href="classgymbosat_1_1Expr.html">Expr</a>> > gymbosat::Var::clauses </td>
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<p>Get a vector of clauses present in the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Vector of shared pointers to clause expressions. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a2546fb8aae5d6557ff7b7063dcc94562">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9aa0f8574edf2af2a2fb9bff7b235eb0">◆ </a></span>distribute()</h2>
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<td class="memname">std::shared_ptr<<a class="el" href="classgymbosat_1_1Expr.html">Expr</a>> gymbosat::Var::distribute </td>
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<p>Distribute operations in the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the logical expression with distributed operations. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a5c20f014cd61f3849fa5426747314008">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#afc1c37653dcc96843e60eb4f858acdcf">◆ </a></span>evaluate()</h2>
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<p>Evaluate the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Result of the logical evaluation. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#ac1a7a99cbd57909be8d51e70524d156b">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#add2327d5589081e788e3d9e6d9ad0bc4">◆ </a></span>fixNegations()</h2>
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<td class="memname">std::shared_ptr<<a class="el" href="classgymbosat_1_1Expr.html">Expr</a>> gymbosat::Var::fixNegations </td>
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<p>Fix negations in the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the logical expression with fixed negations. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a2375384f892329d64455a54c7e3ddb27">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a9e013c99cdc05adb8fd2d046290a7688">◆ </a></span>freeVar()</h2>
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<p>Identify and return free variables in the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Pair indicating if there are free variables and the first free variable found. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a92753531910a25ff11c257e0044436fd">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#ac17b0f31d32f20b86becd38ea546f223">◆ </a></span>getLeft()</h2>
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<td class="memname">std::shared_ptr<<a class="el" href="classgymbosat_1_1Expr.html">Expr</a>> gymbosat::Var::getLeft </td>
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<p>Get the left child expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the left child expression. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a18774dd94770cedef7544c47a6ead2f9">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a46c34d8f668e561c6c78279a1246ccef">◆ </a></span>getRight()</h2>
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<p>Get the right child expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the right child expression. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#ab4433deb961131f650ce86fb32136cad">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a3c80f5b944b13a7300fd1369a38575bc">◆ </a></span>guessVar()</h2>
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<td class="memname">std::shared_ptr< <a class="el" href="classgymbosat_1_1Expr.html">Expr</a> > gymbosat::Var::guessVar </td>
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<p>Make a guess for a variable's value and return the resulting expression. </p>
<dl class="params"><dt>Parameters</dt><dd>
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<tr><td class="paramname">var</td><td>Variable name. </td></tr>
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<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the resulting logical expression. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a4d946a615d7d11020d5c9f0ee8fff135">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a4429d6094daba3dd3278166676540a01">◆ </a></span>literalPolarity()</h2>
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<td class="memname">std::unordered_map<std::string, <a class="el" href="namespacegymbosat.html#ab93a240afc8d89ec25d1bb528545f6d2">Polarity</a>> gymbosat::Var::literalPolarity </td>
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<p>Get the polarities of literals with respect to a specific variable. </p>
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<dl class="section return"><dt>Returns</dt><dd>Unordered map of literals to their polarities. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#adea7d5e5285df79237a4b72a8b82c66d">gymbosat::Expr</a>.</p>
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<p>Get the literals present in the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Unordered set of literals. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#aa7775d2a1555fd55529b1ed699ca84ea">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#acf837760d8d850b190c7ad753e4523db">◆ </a></span>simplify()</h2>
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<p>Simplify the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Shared pointer to the simplified logical expression. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a480cdd6cc0f3750b2b801e33b8950628">gymbosat::Expr</a>.</p>
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<p>Convert the logical expression to a string representation. </p>
<dl class="section return"><dt>Returns</dt><dd>String representation of the logical expression. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a85bcfafb66b9e5fde802840c213fbcec">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#a48452af858f886d121455123176cbb63">◆ </a></span>unConst()</h2>
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<p>Check if the logical expression can be simplified by removing constants. </p>
<dl class="section return"><dt>Returns</dt><dd>True if the expression can be simplified, false otherwise. </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a462170452606863e487f0807be83a96a">gymbosat::Expr</a>.</p>
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<h2 class="memtitle"><span class="permalink"><a href="#aa59b38a82e6b503c295635c0dc68adef">◆ </a></span>unitClause()</h2>
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<p>Get a unit clause from the logical expression. </p>
<dl class="section return"><dt>Returns</dt><dd>Pair representing a unit clause: (literal, value). </dd></dl>
<p>Implements <a class="el" href="classgymbosat_1_1Expr.html#a766c9fc6f0ac28161a19e7a7184f61b6">gymbosat::Expr</a>.</p>
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<h2 class="groupheader">Member Data Documentation</h2>
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<h2 class="memtitle"><span class="permalink"><a href="#a3e0fd6fa0fdb3a52b73624e7143f92a5">◆ </a></span>name</h2>
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<td class="memname">std::string gymbosat::Var::name</td>
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<span class="mlabels"><span class="mlabel">private</span></span> </td>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li>libgymbo/<a class="el" href="sat_8h_source.html">sat.h</a></li>
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