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<center><b><big><big>Convert From AD to Integer: Example and Test</big></big></b></center>
<code><font color="blue"><pre style='display:inline'> 

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

bool Integer(void)
{	bool ok = true;
	using CppAD::AD;
	using CppAD::Integer;

	// domain space vector
	size_t n = 2;
	<a href="testvector.xml" target="_top">CPPAD_TESTVECTOR</a>(AD&lt;double&gt;) x(n);
	x[0] = 3.5;
	x[1] = 4.5;

	// check integer before recording
	ok &amp;= (Integer(x[0]) == 3);
	ok &amp;= (Integer(x[1]) == 4);

	// start recording

	// declare independent variables and start tape recording
	CppAD::<a href="independent.xml" target="_top">Independent</a>(x);

	// check integer during recording
	ok &amp;= (Integer(x[0]) == 3);
	ok &amp;= (Integer(x[1]) == 4);

	// check integer for VecAD element
	CppAD::VecAD&lt;double&gt; v(1);
	<a href="ad.xml" target="_top">AD</a>&lt;double&gt; zero(0);
	v[zero] = 2;
	ok &amp;= (Integer(v[zero]) == 2);

	// range space vector 
	size_t m = 1;
	<a href="testvector.xml" target="_top">CPPAD_TESTVECTOR</a>(AD&lt;double&gt;) y(m);
	y[0] = - x[1];

	// create f: x -&gt; y and stop recording
	CppAD::<a href="funconstruct.xml" target="_top">ADFun</a>&lt;double&gt; f(x, y);

	// check integer after recording
	ok &amp;= (Integer(x[0]) ==  3.);
	ok &amp;= (Integer(x[1]) ==  4.);
	ok &amp;= (Integer(y[0]) == -4.);

	return ok;
}
</pre>

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

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