Joe Nelson wrote: > where the denominator is made positive whenever possible (not possible > when it's -INT_MAX).
(I meant INT_MIN rather than -INT_MAX.) Another more-than-one-way-to-do-it task is converting a float to a fraction. I translated John Kennedy's method [0] to C, but Github user adegert sent an alternative [1] that matches the way the CPython implementation works. 0: https://begriffs.com/pdf/dec2frac.pdf 1: https://github.com/begriffs/pg_rational/pull/13
