" Life is not a problem to be solved but a reality to be experienced! "
© Copyright 2013 - 2024 KUDO.TIPS - All rights reserved.
A(x,y)--------->A'(-x,-y)
Mx=h
A(x,y)---------->A'((2h-x),y)
My=h
A(x,y)---------->A'(x,2h-y)