This function leaves (1,1) alone, possibly all the other points move around.
This function leaves (1,1) alone, possibly all the other points move around.
(-1,-1) becomes (-3, -7) and the origin becomes (-1, -3). To calculate which point becomes the new origin:
solve 2x - 1 = 0 and 4y - 3 = 0...(1/2, 3/4) becomes the origin.