#include <math.h> #include <chplot.h> int main() { int numpoints = 360; array double t[numpoints], x[numpoints], y[numpoints]; linspace(t, 0, 2*M_PI); x = sin(2*t); y = cos(3*t); plotxy(x, y, "Parametric contour (x, y) = [sin(2x), cos(3x)]", "x", "y"); }