News for hackers. Stuff that matters.
Re:9999999999999999.0 – 9999999999999998.0 by empath75 on Saturday January 05, 2019 @06:12PM (#18834968)
You can work directly in reals.

http://hackage.haskell.org/package/exact-real

Re:9999999999999999.0 – 9999999999999998.0 by ChrisLomont on Saturday January 05, 2019 @10:57PM (#18836476)
That package approximates reals. It fails to do equality on infinite precision reals, for example.