Transformation of a disc

Assume the disc of uniformed rubber has equation of xx+yy<=1. If you pull the point (0,1) on it to (1,1), what the shape will it become and why? If the shape will be an oval, please show the equation if possible.

所有跟帖： 

• still the same shape, because it is simply moved. :) -十四哥- ♀ (0 bytes) () 11/20/2007 postreply 08:50:40

• Sorry. (0,-1) of the disc is fixed. -yma16- ♂ (112 bytes) () 11/20/2007 postreply 20:04:26