Rfractran-package       A 'FRACTRAN' Interpreter and Some Helper
                        Functions
fracAns                 A Q&D "Logulator" to Find Numbers of Interest
                        From 'fracDo' Output
fracDo                  The FRACTRAN Interpreter Function
fracMake                Function to Create a Sequence of 'bigq'
                        Fractions
stopPrime               Function to Stop 'fracDo' When Finding Primes
