Saying my work is wrong simply will not make it wrong. All you need do is place a set-square on the diagonal (L2) and it all falls into place.
But I do appreciate your efforts in attempting to debunk something that you so obviously despise.
PS - Do come back and let us know what Dr Lehner's reply is to your email asking him the dimensions of G3. I am fairly confident I know what the outcome will be.
Post Edited (10-Feb-12 15:06)