ORIES - the Online RILYBOT Inverse Equation Solver
Sorry, but the RIES online query is no longer available.
RIES was featured on xkcd on Wed 2012.0425...
which is ((7√π+1/2 × π)2 × π)2
This page was written in the "embarrassingly readable" markup language RHTF, and was last updated on 2017 Oct 07. s.27