Then the complex plane is the rotation-plane blend combined with the notion that i = –1 in the sense that if rotation by 180 degrees is multiplication by -1, then rotation by 90 degrees must be –1 which must be the (0,1) point on the plane.
Then the complex plane is the rotation-plane blend combined with the notion that i = –1 in thesense that if rotation by 180 degrees is multiplication by -1, then rotation by 90 degrees must be–1 which must be the (0,1) point on the plane.