<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/xhtml;charset=UTF-8"/>
<title>CVC3: uf_theorem_producer.cpp Source File</title>
<link href="tabs.css" rel="stylesheet" type="text/css"/>
<link href="doxygen.css" rel="stylesheet" type="text/css"/>
</head>
<body>
<!-- Generated by Doxygen 1.7.4 -->
<div id="top">
<div id="titlearea">
<table cellspacing="0" cellpadding="0">
<tbody>
<tr style="height: 56px;">
<td style="padding-left: 0.5em;">
<div id="projectname">CVC3 <span id="projectnumber">2.4.1</span></div>
</td>
</tr>
</tbody>
</table>
</div>
<div id="navrow1" class="tabs">
<ul class="tablist">
<li><a href="index.html"><span>Main Page</span></a></li>
<li><a href="pages.html"><span>Related Pages</span></a></li>
<li><a href="modules.html"><span>Modules</span></a></li>
<li><a href="namespaces.html"><span>Namespaces</span></a></li>
<li><a href="annotated.html"><span>Classes</span></a></li>
<li class="current"><a href="files.html"><span>Files</span></a></li>
</ul>
</div>
<div id="navrow2" class="tabs2">
<ul class="tablist">
<li><a href="files.html"><span>File List</span></a></li>
<li><a href="globals.html"><span>File Members</span></a></li>
</ul>
</div>
<div class="header">
<div class="headertitle">
<div class="title">uf_theorem_producer.cpp</div> </div>
</div>
<div class="contents">
<a href="uf__theorem__producer_8cpp.html">Go to the documentation of this file.</a><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">/*****************************************************************************/</span><span class="comment"></span>
<a name="l00002"></a>00002 <span class="comment">/*!</span>
<a name="l00003"></a>00003 <span class="comment"> *\file uf_theorem_producer.cpp</span>
<a name="l00004"></a>00004 <span class="comment"> *\brief TRUSTED implementation of uninterpreted function/predicate rules</span>
<a name="l00005"></a>00005 <span class="comment"> *</span>
<a name="l00006"></a>00006 <span class="comment"> * Author: Clark Barrett</span>
<a name="l00007"></a>00007 <span class="comment"> *</span>
<a name="l00008"></a>00008 <span class="comment"> * Created: Tue Aug 31 23:20:27 2004</span>
<a name="l00009"></a>00009 <span class="comment"> *</span>
<a name="l00010"></a>00010 <span class="comment"> * <hr></span>
<a name="l00011"></a>00011 <span class="comment"> *</span>
<a name="l00012"></a>00012 <span class="comment"> * License to use, copy, modify, sell and/or distribute this software</span>
<a name="l00013"></a>00013 <span class="comment"> * and its documentation for any purpose is hereby granted without</span>
<a name="l00014"></a>00014 <span class="comment"> * royalty, subject to the terms and conditions defined in the \ref</span>
<a name="l00015"></a>00015 <span class="comment"> * LICENSE file provided with this distribution.</span>
<a name="l00016"></a>00016 <span class="comment"> * </span>
<a name="l00017"></a>00017 <span class="comment"> * <hr></span>
<a name="l00018"></a>00018 <span class="comment"> * </span>
<a name="l00019"></a>00019 <span class="comment"> */</span>
<a name="l00020"></a>00020 <span class="comment">/*****************************************************************************/</span>
<a name="l00021"></a>00021
<a name="l00022"></a>00022
<a name="l00023"></a>00023 <span class="comment">// This code is trusted</span>
<a name="l00024"></a><a class="code" href="uf__theorem__producer_8cpp.html#a8663c36bbf15bb5a0dcb01b97897fa95">00024</a> <span class="preprocessor">#define _CVC3_TRUSTED_</span>
<a name="l00025"></a>00025 <span class="preprocessor"></span>
<a name="l00026"></a>00026
<a name="l00027"></a>00027 <span class="preprocessor">#include "<a class="code" href="uf__theorem__producer_8h.html" title="TRUSTED implementation of uninterpreted function/predicate proof rules.">uf_theorem_producer.h</a>"</span>
<a name="l00028"></a>00028 <span class="preprocessor">#include "<a class="code" href="theory__uf_8h.html">theory_uf.h</a>"</span>
<a name="l00029"></a>00029 <span class="preprocessor">#include "<a class="code" href="theory__core_8h.html">theory_core.h</a>"</span>
<a name="l00030"></a>00030
<a name="l00031"></a>00031
<a name="l00032"></a>00032 <span class="keyword">using namespace </span>std;
<a name="l00033"></a>00033 <span class="keyword">using namespace </span>CVC3;
<a name="l00034"></a>00034
<a name="l00035"></a>00035 <span class="comment"></span>
<a name="l00036"></a>00036 <span class="comment">////////////////////////////////////////////////////////////////////</span>
<a name="l00037"></a>00037 <span class="comment"></span><span class="comment">// TheoryUF: trusted method for creating UFTheoremProducer</span><span class="comment"></span>
<a name="l00038"></a>00038 <span class="comment">////////////////////////////////////////////////////////////////////</span>
<a name="l00039"></a>00039 <span class="comment"></span>
<a name="l00040"></a>00040
<a name="l00041"></a><a class="code" href="classCVC3_1_1TheoryUF.html#a5f8eb53743b3755791ce2ed374bad868">00041</a> <a class="code" href="classCVC3_1_1UFProofRules.html">UFProofRules</a>* TheoryUF::createProofRules() {
<a name="l00042"></a>00042 <span class="keywordflow">return</span> <span class="keyword">new</span> <a class="code" href="classCVC3_1_1UFTheoremProducer.html">UFTheoremProducer</a>(theoryCore()->getTM(), <span class="keyword">this</span>);
<a name="l00043"></a>00043 }
<a name="l00044"></a>00044
<a name="l00045"></a>00045 <span class="comment"></span>
<a name="l00046"></a>00046 <span class="comment">////////////////////////////////////////////////////////////////////</span>
<a name="l00047"></a>00047 <span class="comment"></span><span class="comment">// Proof rules</span><span class="comment"></span>
<a name="l00048"></a>00048 <span class="comment">////////////////////////////////////////////////////////////////////</span>
<a name="l00049"></a>00049 <span class="comment"></span>
<a name="l00050"></a>00050
<a name="l00051"></a><a class="code" href="uf__theorem__producer_8cpp.html#a79f2713d570c7065f61a160134ea765b">00051</a> <span class="preprocessor">#define CLASS_NAME "CVC3::UFTheoremProducer"</span>
<a name="l00052"></a>00052 <span class="preprocessor"></span>
<a name="l00053"></a>00053
<a name="l00054"></a><a class="code" href="classCVC3_1_1UFTheoremProducer.html#a3eb24835ec0a434ea5d787fb3c2d91e6">00054</a> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> UFTheoremProducer::relToClosure(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& rel)
<a name="l00055"></a>00055 {
<a name="l00056"></a>00056 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& relExpr = rel.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>();
<a name="l00057"></a>00057
<a name="l00058"></a>00058 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>)
<a name="l00059"></a>00059 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(relExpr.<a class="code" href="group__ExprPkg.html#ga1d6a6b4a9ce81b0dd8fd74870ff4284b">isApply</a>() && relExpr.<a class="code" href="group__ExprPkg.html#ga28b901d05e52a5c646f83a95cc74f94b">arity</a>() == 2,
<a name="l00060"></a>00060 <a class="code" href="uf__theorem__producer_8cpp.html#a79f2713d570c7065f61a160134ea765b">CLASS_NAME</a>
<a name="l00061"></a>00061 <span class="stringliteral">"theorem is not a relation or has wrong arity:\n"</span>
<a name="l00062"></a>00062 + rel.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>().<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>());
<a name="l00063"></a>00063
<a name="l00064"></a>00064 <a class="code" href="classCVC3_1_1Proof.html">Proof</a> pf;
<a name="l00065"></a>00065 <span class="keywordflow">if</span>(withProof()) {
<a name="l00066"></a>00066 pf = newPf(<span class="stringliteral">"rel_closure"</span>, rel.<a class="code" href="classCVC3_1_1Theorem.html#a2d8352c07a756c3837683a27a1e659ef">getProof</a>());
<a name="l00067"></a>00067 }
<a name="l00068"></a>00068
<a name="l00069"></a>00069 <span class="keyword">const</span> <span class="keywordtype">string</span>& name = relExpr.<a class="code" href="group__ExprPkg.html#gace479f04faca399219496195152f7806" title="Get operator from expression.">getOp</a>().<a class="code" href="classCVC3_1_1Op.html#a4a38071541d1e863583f12e9d81de3a2">getExpr</a>().<a class="code" href="group__ExprPkg.html#gaa3023d9117f249f079b0a202a1dfc5c2">getName</a>();
<a name="l00070"></a>00070 <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> tc = d_theoryUF->transClosureExpr(name, relExpr[0], relExpr[1]);
<a name="l00071"></a>00071
<a name="l00072"></a>00072 <span class="keywordflow">return</span> newTheorem(tc, rel.<a class="code" href="classCVC3_1_1Theorem.html#a5e9ab00a613df15cc02f55edb55a67b3">getAssumptionsRef</a>(), pf);
<a name="l00073"></a>00073 }
<a name="l00074"></a>00074
<a name="l00075"></a>00075
<a name="l00076"></a><a class="code" href="classCVC3_1_1UFTheoremProducer.html#ac11af95d2d197203d7cb2213e68282b8">00076</a> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> UFTheoremProducer::relTrans(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t1, <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a>& t2)
<a name="l00077"></a>00077 {
<a name="l00078"></a>00078 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e1 = t1.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>();
<a name="l00079"></a>00079 <span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e2 = t2.<a class="code" href="classCVC3_1_1Theorem.html#af2b97ae5d270ddf1013bf4f3867a7e5d">getExpr</a>();
<a name="l00080"></a>00080
<a name="l00081"></a>00081 <span class="keywordflow">if</span> (<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00082"></a>00082 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(e1.<a class="code" href="group__ExprPkg.html#gad036a3a3597d590ca6ee694505c6e1cd" title="Get kind of operator (for APPLY Exprs only)">getOpKind</a>() == <a class="code" href="namespaceCVC3.html#afaaef5e303e3d0aec4e1874b5ef2923aa5d779af6a0a27075487337bf4ec8e92a">TRANS_CLOSURE</a> &&
<a name="l00083"></a>00083 e1.<a class="code" href="group__ExprPkg.html#ga28b901d05e52a5c646f83a95cc74f94b">arity</a>() == 2,
<a name="l00084"></a>00084 (<a class="code" href="uf__theorem__producer_8cpp.html#a79f2713d570c7065f61a160134ea765b">CLASS_NAME</a>
<a name="l00085"></a>00085 <span class="stringliteral">"theorem is not a proper trans_closure expr:\n"</span>
<a name="l00086"></a>00086 + e1.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>()).c_str());
<a name="l00087"></a>00087 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(e2.<a class="code" href="group__ExprPkg.html#gad036a3a3597d590ca6ee694505c6e1cd" title="Get kind of operator (for APPLY Exprs only)">getOpKind</a>() == <a class="code" href="namespaceCVC3.html#afaaef5e303e3d0aec4e1874b5ef2923aa5d779af6a0a27075487337bf4ec8e92a">TRANS_CLOSURE</a> &&
<a name="l00088"></a>00088 e2.<a class="code" href="group__ExprPkg.html#ga28b901d05e52a5c646f83a95cc74f94b">arity</a>() == 2,
<a name="l00089"></a>00089 (<a class="code" href="uf__theorem__producer_8cpp.html#a79f2713d570c7065f61a160134ea765b">CLASS_NAME</a>
<a name="l00090"></a>00090 <span class="stringliteral">"theorem is not a proper trans_closure expr:\n"</span>
<a name="l00091"></a>00091 + e2.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>()).c_str());
<a name="l00092"></a>00092 }
<a name="l00093"></a>00093
<a name="l00094"></a>00094 <span class="keywordflow">if</span> (<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00095"></a>00095 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(e1.<a class="code" href="group__ExprPkg.html#ga9f3328fe077191803a780cfd6566ff9b" title="Get expression of operator (for APPLY Exprs only)">getOpExpr</a>().<a class="code" href="group__ExprPkg.html#gaa3023d9117f249f079b0a202a1dfc5c2">getName</a>() == e2.<a class="code" href="group__ExprPkg.html#ga9f3328fe077191803a780cfd6566ff9b" title="Get expression of operator (for APPLY Exprs only)">getOpExpr</a>().<a class="code" href="group__ExprPkg.html#gaa3023d9117f249f079b0a202a1dfc5c2">getName</a>() &&
<a name="l00096"></a>00096 e1[1] == e2[0],
<a name="l00097"></a>00097 (<a class="code" href="uf__theorem__producer_8cpp.html#a79f2713d570c7065f61a160134ea765b">CLASS_NAME</a>
<a name="l00098"></a>00098 <span class="stringliteral">"Expr's don't match:\n"</span>
<a name="l00099"></a>00099 + e1.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>() + <span class="stringliteral">" and "</span> + e2.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>()).c_str());
<a name="l00100"></a>00100 }
<a name="l00101"></a>00101
<a name="l00102"></a>00102 <a class="code" href="classCVC3_1_1Assumptions.html">Assumptions</a> a(t1, t2);
<a name="l00103"></a>00103 <a class="code" href="classCVC3_1_1Proof.html">Proof</a> pf;
<a name="l00104"></a>00104 <span class="keywordflow">if</span>(withProof()) {
<a name="l00105"></a>00105 vector<Proof> pfs;
<a name="l00106"></a>00106 pfs.push_back(t1.<a class="code" href="classCVC3_1_1Theorem.html#a2d8352c07a756c3837683a27a1e659ef">getProof</a>());
<a name="l00107"></a>00107 pfs.push_back(t2.<a class="code" href="classCVC3_1_1Theorem.html#a2d8352c07a756c3837683a27a1e659ef">getProof</a>());
<a name="l00108"></a>00108 pf = newPf(<span class="stringliteral">"rel_trans"</span>, pfs);
<a name="l00109"></a>00109 }
<a name="l00110"></a>00110 <span class="keywordflow">return</span> newTheorem(<a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>(e1.<a class="code" href="group__ExprPkg.html#gace479f04faca399219496195152f7806" title="Get operator from expression.">getOp</a>(), e1[0], e2[1]), a, pf);
<a name="l00111"></a>00111 }
<a name="l00112"></a>00112
<a name="l00113"></a>00113
<a name="l00114"></a><a class="code" href="classCVC3_1_1UFTheoremProducer.html#aff6ca7e2fb4fcc6f9af4f0b4d191f6c2">00114</a> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> UFTheoremProducer::applyLambda(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) {
<a name="l00115"></a>00115 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00116"></a>00116 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(e.<a class="code" href="group__ExprPkg.html#ga1d6a6b4a9ce81b0dd8fd74870ff4284b">isApply</a>() && e.<a class="code" href="group__ExprPkg.html#gad036a3a3597d590ca6ee694505c6e1cd" title="Get kind of operator (for APPLY Exprs only)">getOpKind</a>() == <a class="code" href="kinds_8h.html#aa10c9e8951b8ccf714a59ec321bdac5ba40176493726a127184ca47ea6352dc1f">LAMBDA</a>,
<a name="l00117"></a>00117 <span class="stringliteral">"applyLambda("</span>+e.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>()
<a name="l00118"></a>00118 +<span class="stringliteral">"):\n\n expression is not an APPLY"</span>);
<a name="l00119"></a>00119 }
<a name="l00120"></a>00120 <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> lambda(e.<a class="code" href="group__ExprPkg.html#ga9f3328fe077191803a780cfd6566ff9b" title="Get expression of operator (for APPLY Exprs only)">getOpExpr</a>());
<a name="l00121"></a>00121
<a name="l00122"></a>00122 <span class="keywordflow">if</span> (<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00123"></a>00123 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(lambda.isLambda(),
<a name="l00124"></a>00124 <span class="stringliteral">"applyLambda:\n"</span>
<a name="l00125"></a>00125 <span class="stringliteral">"Operator is not LAMBDA: "</span> + lambda.toString());
<a name="l00126"></a>00126 }
<a name="l00127"></a>00127
<a name="l00128"></a>00128 <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> body(lambda.getBody());
<a name="l00129"></a>00129 <span class="keyword">const</span> vector<Expr>& vars = lambda.<a class="code" href="group__ExprPkg.html#gaad22e223d0e273780557aca9d87620cd" title="Get bound variables from a closure Expr.">getVars</a>();
<a name="l00130"></a>00130
<a name="l00131"></a>00131 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00132"></a>00132 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(vars.size() == (size_t)e.<a class="code" href="group__ExprPkg.html#ga28b901d05e52a5c646f83a95cc74f94b">arity</a>(),
<a name="l00133"></a>00133 <span class="stringliteral">"wrong number of arguments applied to lambda\n"</span>);
<a name="l00134"></a>00134 }
<a name="l00135"></a>00135
<a name="l00136"></a>00136 <span class="comment">// Use the Expr's efficient substitution</span>
<a name="l00137"></a>00137 body = body.substExpr(vars, e.<a class="code" href="group__ExprPkg.html#ga1e18ae89889e781591eb2874a4196b73">getKids</a>());
<a name="l00138"></a>00138 <span class="comment">// for (unsigned i = 0; i < vars.size(); i++) {</span>
<a name="l00139"></a>00139 <span class="comment">// body = substFreeTerm(body, vars[i], e[i]);</span>
<a name="l00140"></a>00140 <span class="comment">// }</span>
<a name="l00141"></a>00141
<a name="l00142"></a>00142 <a class="code" href="classCVC3_1_1Proof.html">Proof</a> pf;
<a name="l00143"></a>00143 <span class="keywordflow">if</span>(withProof())
<a name="l00144"></a>00144 pf = newPf(<span class="stringliteral">"apply_lambda"</span>, e);
<a name="l00145"></a>00145 <span class="keywordflow">return</span> newRWTheorem(e, body, Assumptions::emptyAssump(), pf);
<a name="l00146"></a>00146 }
<a name="l00147"></a>00147
<a name="l00148"></a>00148
<a name="l00149"></a><a class="code" href="classCVC3_1_1UFTheoremProducer.html#a236af9209026d20f514c7ceba28c3f76">00149</a> <a class="code" href="classCVC3_1_1Theorem.html">Theorem</a> UFTheoremProducer::rewriteOpDef(<span class="keyword">const</span> <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>& e) {
<a name="l00150"></a>00150 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00151"></a>00151 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(e.<a class="code" href="group__ExprPkg.html#ga1d6a6b4a9ce81b0dd8fd74870ff4284b">isApply</a>(),
<a name="l00152"></a>00152 <span class="stringliteral">"UFTheoremProducer::rewriteOpDef: 'e' is not a "</span>
<a name="l00153"></a>00153 <span class="stringliteral">"function application:\n\n "</span>+e.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>());
<a name="l00154"></a>00154 }
<a name="l00155"></a>00155
<a name="l00156"></a>00156 <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a> op = e.<a class="code" href="group__ExprPkg.html#ga9f3328fe077191803a780cfd6566ff9b" title="Get expression of operator (for APPLY Exprs only)">getOpExpr</a>();
<a name="l00157"></a>00157 <span class="keywordtype">int</span> opKind = op.<a class="code" href="group__ExprPkg.html#ga7814e4f55f65c7ca860c637413df5f4d">getKind</a>();
<a name="l00158"></a>00158
<a name="l00159"></a>00159 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00160"></a>00160 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(opKind==<a class="code" href="kinds_8h.html#aa10c9e8951b8ccf714a59ec321bdac5ba9508dd8c8e7db280a5dacc19bd74d92d">LETDECL</a>,
<a name="l00161"></a>00161 <span class="stringliteral">"UFTheoremProducer::rewriteOpDef: operator is not a "</span>
<a name="l00162"></a>00162 <span class="stringliteral">"named function in:\n\n "</span>+e.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>());
<a name="l00163"></a>00163 }
<a name="l00164"></a>00164 <span class="comment">// Now actually replace the name with the definition</span>
<a name="l00165"></a>00165 <span class="keywordflow">while</span>(opKind==<a class="code" href="kinds_8h.html#aa10c9e8951b8ccf714a59ec321bdac5ba9508dd8c8e7db280a5dacc19bd74d92d">LETDECL</a>) {
<a name="l00166"></a>00166 <span class="keywordflow">if</span>(<a class="code" href="theorem__producer_8h.html#a74a97b789e1a9e6c016291960c657445">CHECK_PROOFS</a>) {
<a name="l00167"></a>00167 <a class="code" href="theorem__producer_8h.html#a03dbe872f723d32fd975528f811d646e">CHECK_SOUND</a>(op.<a class="code" href="group__ExprPkg.html#ga28b901d05e52a5c646f83a95cc74f94b">arity</a>()==2,
<a name="l00168"></a>00168 <span class="stringliteral">"UFTheoremProducer::rewriteOpDef: bad named "</span>
<a name="l00169"></a>00169 <span class="stringliteral">"operator in:\n\n "</span>+e.<a class="code" href="group__ExprPkg.html#gaf3028bb1619f8cc69b66ec712e1adb54" title="Print the expression to a string.">toString</a>());
<a name="l00170"></a>00170 }
<a name="l00171"></a>00171 op = op[1];
<a name="l00172"></a>00172 opKind = op.<a class="code" href="group__ExprPkg.html#ga7814e4f55f65c7ca860c637413df5f4d">getKind</a>();
<a name="l00173"></a>00173 }
<a name="l00174"></a>00174 <span class="comment">// ...and construct a Theorem</span>
<a name="l00175"></a>00175 <a class="code" href="classCVC3_1_1Proof.html">Proof</a> pf;
<a name="l00176"></a>00176 <span class="keywordflow">if</span>(withProof())
<a name="l00177"></a>00177 pf = newPf(<span class="stringliteral">"rewrite_op_def"</span>, e);
<a name="l00178"></a>00178 <span class="keywordflow">return</span> newRWTheorem(e, <a class="code" href="classCVC3_1_1Expr.html" title="Data structure of expressions in CVC3.">Expr</a>(op.<a class="code" href="group__ExprPkg.html#ga3aefe2fb15c2d8e3a51dd92dbcc5cdc5" title="Make the expr into an operator.">mkOp</a>(), e.<a class="code" href="group__ExprPkg.html#ga1e18ae89889e781591eb2874a4196b73">getKids</a>()), Assumptions::emptyAssump(), pf);
<a name="l00179"></a>00179 }
</pre></div></div>
</div>
<hr class="footer"/><address class="footer"><small>Generated on Wed Sep 7 2011 for CVC3 by 
<a href="http://www.doxygen.org/index.html">
<img class="footer" src="doxygen.png" alt="doxygen"/></a> 1.7.4 </small></address>
</body>
</html>
