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<?xml version='1.0'?>
<html xmlns='http://www.w3.org/1999/xhtml'
      xmlns:math='http://www.w3.org/1998/Math/MathML'
>
<head>
<title>Double Speed: Evaluate a Polynomial</title>
<meta http-equiv='Content-Type' content='text/html' charset='utf-8'/>
<meta name="description" id="description" content="Double Speed: Evaluate a Polynomial"/>
<meta name="keywords" id="keywords" content=" double speed: evaluate a polynomial link_poly speed specifications implementation "/>
<style type='text/css'>
body { color : black }
body { background-color : white }
A:link { color : blue }
A:visited { color : purple }
A:active { color : purple }
</style>
<script type='text/javascript' language='JavaScript' src='_double_poly.cpp_xml.js'>
</script>
</head>
<body>
<table><tr>
<td>
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</td>
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</td>
<td>
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<option>speed-&gt;</option>
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<option>speed_cppad</option>
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<option>speed_sacado</option>
</select>
</td>
<td>
<select onchange='choose_down1(this)'>
<option>speed_double-&gt;</option>
<option>double_det_minor.cpp</option>
<option>double_det_lu.cpp</option>
<option>double_mat_mul.cpp</option>
<option>double_ode.cpp</option>
<option>double_poly.cpp</option>
<option>double_sparse_hessian.cpp</option>
<option>double_sparse_jacobian.cpp</option>
</select>
</td>
<td>double_poly.cpp</td>
<td>
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<option>Headings-&gt;</option>
<option>Specifications</option>
<option>Implementation</option>
</select>
</td>
</tr></table><br/>



<center><b><big><big>Double Speed: Evaluate a Polynomial</big></big></b></center>
<br/>
<b><big><a name="Specifications" id="Specifications">Specifications</a></big></b>
<br/>
See <a href="link_poly.xml" target="_top"><span style='white-space: nowrap'>link_poly</span></a>
.

<br/>
<br/>
<b><big><a name="Implementation" id="Implementation">Implementation</a></big></b>


<code><font color='blue'><pre style='display:inline'> 
# include &lt;cppad/cppad.hpp&gt;
# include &lt;cppad/speed/uniform_01.hpp&gt;

// Note that CppAD uses global_memory at the main program level
extern bool
	global_onetape, global_atomic, global_optimize;

bool link_poly(
	size_t                     size     , 
	size_t                     repeat   , 
	CppAD::vector&lt;double&gt;     &amp;a        ,  // coefficients of polynomial
	CppAD::vector&lt;double&gt;     &amp;z        ,  // polynomial argument value
	CppAD::vector&lt;double&gt;     &amp;p        )  // second derivative w.r.t z  
{
	if(global_onetape||global_atomic||global_optimize)
		return false;
	// -----------------------------------------------------
	// setup

	// ------------------------------------------------------
	while(repeat--)
	{	// get the next argument value
		CppAD::uniform_01(1, z);

		// evaluate the polynomial at the new argument value
		p[0] = CppAD::Poly(0, a, z[0]);
	}
	return true;
}
</pre></font></code>


<hr/>Input File: speed/double/poly.cpp

</body>
</html>