Decades-Old, Infinitely Large Math Problem Gets Surprisingly Neat Solution Normally, when you attempt a problem of this size, you're not expecting the answer to just be "15".

A famous math problem that has vexed mathematicians for decades has finally met an elegant solution. Mathematicians have now described a geometric solution for the von Neumann-Day problem, first ...

The classical numerical treatment of two-point boundary value problems on infinite intervals is based on the introduction of a truncated boundary (instead of infinity) where appropriate boundary ...

Since the number of possible division patterns appeared infinite, directly checking all configurations was out of the question.