quadrature(A,X,x0,x1)

The quadrature command numerically integrates A(X) from x0 <= X <= x1.

Examples

quadrature(sin(x),x,0,3.1415926);
	2.
digits(30);
	30
quadrature(sin(x),x,0,pi());
	1.99999999999999999999999999999