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<center><b><big><big>Double Speed: Ode Solution</big></big></b></center>
<br/>
<b><big><a name="Specifications" id="Specifications">Specifications</a></big></b>
<br/>
See <a href="link_ode.xml" target="_top"><span style='white-space: nowrap'>link_ode</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;cstring&gt;
# include &lt;cppad/vector.hpp&gt;
# include &lt;cppad/speed/ode_evaluate.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, global_boolsparsity;

bool link_ode(
	size_t                     size       ,
	size_t                     repeat     ,
	CppAD::vector&lt;double&gt;      &amp;x         ,
	CppAD::vector&lt;double&gt;      &amp;jacobian
)
{
	if(global_onetape||global_atomic||global_optimize||global_boolsparsity)
		return false;
	// -------------------------------------------------------------
	// setup
	assert( x.size() == size );

	size_t n = size;

	size_t m = 0;
	CppAD::vector&lt;double&gt; f(n);

	while(repeat--)
	{ 	// choose next x value
		uniform_01(n, x);

		// evaluate function
		CppAD::ode_evaluate(x, m, f);

	}
	size_t i;
	for(i = 0; i &lt; n; i++)
		jacobian[i] = f[i];
	return true;
}
</pre></font></code>


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

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