Work focused on optics/physics/computational stuff. I mostly answer questions related to math, geometry, and numerics here.
9 Unique characterization of convex polygons Jan 22 '11
5 Rewriting the matrix equation $AX = YB$ as $Y = CX$? Jul 28 '14
5 How to calculate this shape's volume Apr 30 '14
4 Find $DF$ in a triangle $DEF$ Jan 26 '12