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<p>definitions of how expressions should be evaluated
<a href="#details">More...</a></p>
<div class="textblock"><code>#include &lt;utility&gt;</code><br />
<code>#include &lt;algorithm&gt;</code><br />
<code>#include &quot;dmlc/logging.h&quot;</code><br />
<code>#include &quot;<a class="el" href="expression_8h_source.html">./expression.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="tensor_8h_source.html">./tensor.h</a>&quot;</code><br />
<code>#include &quot;<a class="el" href="dot__engine-inl_8h_source.html">./dot_engine-inl.h</a>&quot;</code><br />
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<p><a href="expr__engine-inl_8h_source.html">Go to the source code of this file.</a></p>
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Classes</h2></td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1MakeTensorExp.html">mshadow::expr::MakeTensorExp&lt; SubType, SrcExp, dim, DType &gt;</a></td></tr>
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<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">class &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="classmshadow_1_1expr_1_1Plan.html">mshadow::expr::Plan&lt; ExpType, DType &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1Plan_3_01MakeTensorExp_3_01SubType_00_01SrcExp_00_01dim_00_01DType_01_4_00_01DType_01_4.html">mshadow::expr::Plan&lt; MakeTensorExp&lt; SubType, SrcExp, dim, DType &gt;, DType &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo.html">mshadow::expr::ExpInfo&lt; E &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">static type inference template, used to get the dimension of each expression, if <a class="el" href="structmshadow_1_1expr_1_1ExpInfo.html#a0b0afc287b577f89dc3eb119c2fef778">ExpInfo&lt;E&gt;::kDim</a> == -1, this means here are mismatch in expression if (<a class="el" href="structmshadow_1_1expr_1_1ExpInfo.html#a610f3258c19b544f4056ea78c3259eb7">ExpInfo&lt;E&gt;::kDevMask</a> &amp; <a class="el" href="structmshadow_1_1cpu.html#a57f74b500825e21c0c246ad5b4e5016b" title="device flag number, identifies this device">cpu::kDevMask</a>) != 0, this means this expression can be assigned to cpu <a href="structmshadow_1_1expr_1_1ExpInfo.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01ScalarExp_3_01DType_01_4_01_4.html">mshadow::expr::ExpInfo&lt; ScalarExp&lt; DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01TransposeExp_3_01E_00_01DType_01_4_01_4.html">mshadow::expr::ExpInfo&lt; TransposeExp&lt; E, DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01TypecastExp_3_01DstDType_00_01SrcDType_00_01EType_00_01etype_01_4_01_4.html">mshadow::expr::ExpInfo&lt; TypecastExp&lt; DstDType, SrcDType, EType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01Tensor_3_01Device_00_01dim_00_01DType_01_4_01_4.html">mshadow::expr::ExpInfo&lt; Tensor&lt; Device, dim, DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01MakeTensorExp_3_01T_00_01SrcExp_00_01dim_00_01DType_01_4_01_4.html">mshadow::expr::ExpInfo&lt; MakeTensorExp&lt; T, SrcExp, dim, DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01UnaryMapExp_3_01OP_00_01TA_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ExpInfo&lt; UnaryMapExp&lt; OP, TA, DType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01BinaryMapExp_3_01OP_00_01TA_00_01TB_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ExpInfo&lt; BinaryMapExp&lt; OP, TA, TB, DType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpInfo_3_01TernaryMapExp_3_01OP_00_01TA_00_01TB_00_01TC_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ExpInfo&lt; TernaryMapExp&lt; OP, TA, TB, TC, DType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1TypeCheck.html">mshadow::expr::TypeCheck&lt; Device, dim, DType, E &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">template to do type check <a href="structmshadow_1_1expr_1_1TypeCheck.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1TypeCheckPass.html">mshadow::expr::TypeCheckPass&lt; kPass &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">used to help static type check <a href="structmshadow_1_1expr_1_1TypeCheckPass.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1TypeCheckPass_3_01false_01_4.html">mshadow::expr::TypeCheckPass&lt; false &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1TypeCheckPass_3_01true_01_4.html">mshadow::expr::TypeCheckPass&lt; true &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1StreamInfo.html">mshadow::expr::StreamInfo&lt; Device, E &gt;</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1StreamInfo_3_01Device_00_01Tensor_3_01Device_00_01dim_00_01DType_01_4_01_4.html">mshadow::expr::StreamInfo&lt; Device, Tensor&lt; Device, dim, DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck.html">mshadow::expr::ShapeCheck&lt; dim, E &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">runtime shape checking template get the shape of an expression, report error if shape mismatch <a href="structmshadow_1_1expr_1_1ShapeCheck.html#details">More...</a><br /></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01ScalarExp_3_01DType_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, ScalarExp&lt; DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01TypecastExp_3_01DstDType_00_01SrcDType_00_01EType_00_01etype_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, TypecastExp&lt; DstDType, SrcDType, EType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01TransposeExp_3_01E_00_01DType_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, TransposeExp&lt; E, DType &gt; &gt;</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01Tensor_3_01Device_00_01dim_00_01DType_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, Tensor&lt; Device, dim, DType &gt; &gt;</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01MakeTensorExp_3_01T_00_01SrcExp_00_01dim_00_01DType_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, MakeTensorExp&lt; T, SrcExp, dim, DType &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01UnaryMapExp_3_01OP_00_01TA_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, UnaryMapExp&lt; OP, TA, DType, etype &gt; &gt;</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01BinaryMapExp_3_01OP_00_01TA_00_01TB_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, BinaryMapExp&lt; OP, TA, TB, DType, etype &gt; &gt;</a></td></tr>
<tr class="separator:"><td class="memSeparator" colspan="2">&#160;</td></tr>
<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ShapeCheck_3_01dim_00_01TernaryMapExp_3_01OP_00_01TA_00_01TB_00_01TC_00_01DType_00_01etype_01_4_01_4.html">mshadow::expr::ShapeCheck&lt; dim, TernaryMapExp&lt; OP, TA, TB, TC, DType, etype &gt; &gt;</a></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpComplexEngine.html">mshadow::expr::ExpComplexEngine&lt; SV, RV, E, DType &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">some engine that evaluate complex expression <a href="structmshadow_1_1expr_1_1ExpComplexEngine.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpEngine.html">mshadow::expr::ExpEngine&lt; SV, RV, DType &gt;</a></td></tr>
<tr class="memdesc:"><td class="mdescLeft">&#160;</td><td class="mdescRight">the engine that dispatches simple operations <a href="structmshadow_1_1expr_1_1ExpEngine.html#details">More...</a><br /></td></tr>
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<tr class="memitem:"><td class="memItemLeft" align="right" valign="top">struct &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="structmshadow_1_1expr_1_1ExpComplexEngine_3_01SV_00_01Tensor_3_01Device_00_01dim_00_01DType_01_47b13e79d3de637ccc415ee1b719a03c4.html">mshadow::expr::ExpComplexEngine&lt; SV, Tensor&lt; Device, dim, DType &gt;, DotExp&lt; Tensor&lt; Device, ldim, DType &gt;, Tensor&lt; Device, rdim, DType &gt;, ltrans, rtrans, DType &gt;, DType &gt;</a></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="namespaces"></a>
Namespaces</h2></td></tr>
<tr class="memitem:namespacemshadow"><td class="memItemLeft" align="right" valign="top"> &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemshadow.html">mshadow</a></td></tr>
<tr class="memdesc:namespacemshadow"><td class="mdescLeft">&#160;</td><td class="mdescRight">overloaded + operator between half_t and bf16_t <br /></td></tr>
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<tr class="memitem:namespacemshadow_1_1expr"><td class="memItemLeft" align="right" valign="top"> &#160;</td><td class="memItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html">mshadow::expr</a></td></tr>
<tr class="memdesc:namespacemshadow_1_1expr"><td class="mdescLeft">&#160;</td><td class="mdescRight">namespace for abstract expressions and expressions template, have no dependency on <a class="el" href="tensor_8h.html" title="header file of tensor data structure and functions This lib requires explicit memory allocation and d...">tensor.h</a>, These data structure takes no charge in computations, they are only used to define operations and represent expression in a symbolic way <br /></td></tr>
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<tr class="heading"><td colspan="2"><h2 class="groupheader"><a name="func-members"></a>
Functions</h2></td></tr>
<tr class="memitem:aefd008a0bf012dc8fb99d9bbcca7a078"><td class="memTemplParams" colspan="2">template&lt;typename OP , typename TA , typename TB , typename DType , int etype&gt; </td></tr>
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<tr class="memitem:a932a464dbbe0df8717f94e568b50a4a3"><td class="memTemplParams" colspan="2">template&lt;typename OP , typename TA , typename TB , typename TC , typename DType , int etype&gt; </td></tr>
<tr class="memitem:a932a464dbbe0df8717f94e568b50a4a3"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; TernaryMapExp&lt; OP, TA, TB, TC, DType, etype &gt;, DType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#a932a464dbbe0df8717f94e568b50a4a3">mshadow::expr::MakePlan</a> (const TernaryMapExp&lt; OP, TA, TB, TC, DType, etype &gt; &amp;e)</td></tr>
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<tr class="memitem:ae3e3fd5c40912dc89a8c8b36abff706f"><td class="memTemplParams" colspan="2">template&lt;typename DstDType , typename SrcDType , typename EType , int etype&gt; </td></tr>
<tr class="memitem:ae3e3fd5c40912dc89a8c8b36abff706f"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; TypecastExp&lt; DstDType, SrcDType, EType, etype &gt;, DstDType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#ae3e3fd5c40912dc89a8c8b36abff706f">mshadow::expr::MakePlan</a> (const TypecastExp&lt; DstDType, SrcDType, EType, etype &gt; &amp;e)</td></tr>
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<tr class="memitem:a7daba1a3910055710ab777a38469a70c"><td class="memTemplParams" colspan="2">template&lt;typename T , typename DType &gt; </td></tr>
<tr class="memitem:a7daba1a3910055710ab777a38469a70c"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; T, DType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#a7daba1a3910055710ab777a38469a70c">mshadow::expr::MakePlan</a> (const RValueExp&lt; T, DType &gt; &amp;e)</td></tr>
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<tr class="memitem:a7fa0145ccb19ea9c245b04dcd74a34c0"><td class="memTemplParams" colspan="2">template&lt;typename T , typename DType &gt; </td></tr>
<tr class="memitem:a7fa0145ccb19ea9c245b04dcd74a34c0"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; TransposeExp&lt; T, DType &gt;, DType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#a7fa0145ccb19ea9c245b04dcd74a34c0">mshadow::expr::MakePlan</a> (const TransposeExp&lt; T, DType &gt; &amp;e)</td></tr>
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<tr class="memitem:a1634693e23ecc5dfd5641cdd0704560d"><td class="memTemplParams" colspan="2">template&lt;typename T , typename SrcExp , int dim, typename DType &gt; </td></tr>
<tr class="memitem:a1634693e23ecc5dfd5641cdd0704560d"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; T, DType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#a1634693e23ecc5dfd5641cdd0704560d">mshadow::expr::MakePlan</a> (const MakeTensorExp&lt; T, SrcExp, dim, DType &gt; &amp;e)</td></tr>
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<tr class="memitem:a29a0111c1bcac0930d66c9268fa77937"><td class="memTemplParams" colspan="2">template&lt;typename OP , typename TA , typename DType , int etype&gt; </td></tr>
<tr class="memitem:a29a0111c1bcac0930d66c9268fa77937"><td class="memTemplItemLeft" align="right" valign="top">Plan&lt; UnaryMapExp&lt; OP, TA, DType, etype &gt;, DType &gt;&#160;</td><td class="memTemplItemRight" valign="bottom"><a class="el" href="namespacemshadow_1_1expr.html#a29a0111c1bcac0930d66c9268fa77937">mshadow::expr::MakePlan</a> (const UnaryMapExp&lt; OP, TA, DType, etype &gt; &amp;e)</td></tr>
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<a name="details" id="details"></a><h2 class="groupheader">Detailed Description</h2>
<div class="textblock"><p>definitions of how expressions should be evaluated </p>
<dl class="section author"><dt>Author</dt><dd>Tianqi Chen, Bing Xu </dd></dl>
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