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ode_evaluate: Example and test
 
# include <cppad/speed/ode_evaluate.hpp>
# include <cppad/speed/uniform_01.hpp>
# include <cppad/cppad.hpp>

bool ode_evaluate(void)
{	using CppAD::NearEqual;
	using CppAD::AD;

	bool ok = true;

	size_t n = 3;
	CppAD::vector<double>       x(n);
	CppAD::vector<double>       ym(n);
	CppAD::vector< AD<double> > X(n);
	CppAD::vector< AD<double> > Ym(1);

	// choose x
	size_t j;
	for(j = 0; j < n; j++)
	{	x[j] = double(j + 1);
		X[j] = x[j];
	}

	// declare independent variables
	Independent(X);

	// evaluate function
	size_t m = 0;
	CppAD::ode_evaluate(X, m, Ym);

	// evaluate derivative
	m = 1;
	CppAD::ode_evaluate(x, m, ym);

	// use AD to evaluate derivative
	CppAD::ADFun<double>   F(X, Ym);
	CppAD::vector<double>  dy(n);
	dy = F.Jacobian(x);

	for(j = 0; j < n; j++)
		ok &= NearEqual(ym[j], dy[j] , 1e-10, 1e-10);
 
	return ok;
}

Input File: speed/example/ode_evaluate.cpp