what is a good source of information regarding this kinds of illusion? is it http://en.wikipedia.org/wiki/Illusion ?
i need to understand why the human brains works that way?
as in why did i find the AC a straight line i mean :)
it is because of my prior knowledge in life (looking at physics phenomena of refractive index of glass)?
by the way, there is an optical illusion that i could not believe.
very interesting too
Areas of the image A and B are the same color.
A rectangle of the same color has been drawn connecting the two areas of the image