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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>Polynomial Evaluation: Example and Test</title>
<meta http-equiv='Content-Type' content='text/html' charset='utf-8'/>
<meta name="description" id="description" content="Polynomial Evaluation: Example and Test"/>
<meta name="keywords" id="keywords" content=" polynomial evaluation: example and test "/>
<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='_poly.cpp_xml.js'>
</script>
</head>
<body>
<table><tr>
<td>
<a href="http://www.coin-or.org/CppAD/" target="_top"><img border="0" src="_image.gif"/></a>
</td>
<td><a href="poly.xml" target="_top">Prev</a>
</td><td><a href="poly.hpp.xml" target="_top">Next</a>
</td><td>
<select onchange='choose_across0(this)'>
<option>Index-&gt;</option>
<option>contents</option>
<option>reference</option>
<option>index</option>
<option>search</option>
<option>external</option>
</select>
</td>
<td>
<select onchange='choose_up0(this)'>
<option>Up-&gt;</option>
<option>CppAD</option>
<option>library</option>
<option>Poly</option>
<option>poly.cpp</option>
</select>
</td>
<td>
<select onchange='choose_down3(this)'>
<option>CppAD-&gt;</option>
<option>Install</option>
<option>Introduction</option>
<option>AD</option>
<option>ADFun</option>
<option>preprocessor</option>
<option>multi_thread</option>
<option>library</option>
<option>ipopt_solve</option>
<option>Example</option>
<option>speed</option>
<option>Appendix</option>
</select>
</td>
<td>
<select onchange='choose_down2(this)'>
<option>library-&gt;</option>
<option>ErrorHandler</option>
<option>NearEqual</option>
<option>speed_test</option>
<option>SpeedTest</option>
<option>time_test</option>
<option>NumericType</option>
<option>CheckNumericType</option>
<option>SimpleVector</option>
<option>CheckSimpleVector</option>
<option>nan</option>
<option>pow_int</option>
<option>Poly</option>
<option>LuDetAndSolve</option>
<option>RombergOne</option>
<option>RombergMul</option>
<option>Runge45</option>
<option>Rosen34</option>
<option>OdeErrControl</option>
<option>OdeGear</option>
<option>OdeGearControl</option>
<option>CppAD_vector</option>
<option>thread_alloc</option>
<option>index_sort</option>
<option>BenderQuad</option>
<option>opt_val_hes</option>
<option>LuRatio</option>
</select>
</td>
<td>
<select onchange='choose_down1(this)'>
<option>Poly-&gt;</option>
<option>poly.cpp</option>
<option>poly.hpp</option>
</select>
</td>
<td>poly.cpp</td>
<td>Headings</td>
</tr></table><br/>


<center><b><big><big>Polynomial Evaluation: Example and Test</big></big></b></center>
<code><font color="blue"><pre style='display:inline'> 

# include &lt;cppad/cppad.hpp&gt;
# include &lt;cmath&gt;

bool Poly(void)
{	bool ok = true;

	// degree of the polynomial
	size_t deg = 3;

	// set the polynomial coefficients 
	<a href="testvector.xml" target="_top">CPPAD_TESTVECTOR</a>(double)   a(deg + 1);
	size_t i;
	for(i = 0; i &lt;= deg; i++)
		a[i] = 1.;

	// evaluate this polynomial
	size_t k = 0;
	double z = 2.;
	double p = CppAD::Poly(k, a, z);
	ok      &amp;= (p == 1. + z + z*z + z*z*z);

	// evaluate derivative
	k = 1;
	p = CppAD::Poly(k, a, z);
	ok &amp;= (p == 1 + 2.*z + 3.*z*z); 
	
	return ok;
}

</pre>

</font></code>


<hr/>Input File: example/poly.cpp

</body>
</html>