Displaying transformations defined by formulas

Author:
Tim Hsu
This worksheet allows you to see what a transformation defined by a formula looks like. The transformations f and g are defined by f(x,y) = (fx(x,y),fy(x,y)), g(x,y) = (gx(x,y),gy(x,y)), and starting from the "original" bird with a point at the origin, we draw f(bird) and gf(bird).