#include <oxstd.h>
#include <oxdraw.h>

main()
{
	decl x, y, z;

	x = y = range(-30,30,3) / 10;
	z = exp(-sqr(x) / 2) .* exp(-sqr(y') / 2);

	DrawXYZ(0, x, y, z);
	DrawAdjust(ADJ_PAPERSCALE, 60);
	ShowDrawWindow();
}
