Tetrahedral Analog of the Pythagorean Theorem(johndcook.com)10 points by ibobev 11 months ago | 1 comments
Randomly selecting points inside a triangle(johndcook.com)58 points by ibobev 1 year ago | 35 comments
Why Mathematica does not simplify sinh(arccosh(x))(johndcook.com)141 points by ibobev 7 months ago | 54 comments
Evaluating a class of infinite sums in closed form(johndcook.com)151 points by beefman 2 years ago | 32 comments