# \#math
**URL:** https://racket.discourse.group/tag/math/153.md
[Latest](https://racket.discourse.group/latest.md) · [Categories](https://racket.discourse.group/categories.md) · [Tags](https://racket.discourse.group/tags.md)
---
## [John Conway's FRACTRAN in Racket](https://racket.discourse.group/t/john-conways-fractran-in-racket/3768)
**Author:** [@shawnw](https://racket.discourse.group/u/shawnw)\
**Replies:** 0\
**Last updated:** [June 2, 2025, 12:20pm UTC](https://racket.discourse.group/t/john-conways-fractran-in-racket/3768 "2025-06-02T12:20:28Z")
Recently in a Hacker News post, I learned about the existence of Conway's FRACTRAN, an esoteric programming language based on multiplying integers with rational numbers until the result is an integer (Then repeat). One o…
---
## [Could the t-Student distribution be included in the math module?](https://racket.discourse.group/t/could-the-t-student-distribution-be-included-in-the-math-module/2999)
**Author:** [@encomer](https://racket.discourse.group/u/encomer)\
**Replies:** 17\
**Last updated:** [July 26, 2024, 2:05pm UTC](https://racket.discourse.group/t/could-the-t-student-distribution-be-included-in-the-math-module/2999 "2024-07-26T14:05:53Z")
Hello math module friends: Could it be possible to include some functions for the t-Student distribution in the math module? May be for the moment, starting with the centered version. An example (very basic and possib…
---
## [Decimal arithmetic](https://racket.discourse.group/t/decimal-arithmetic/1561)
**Author:** [@jesse](https://racket.discourse.group/u/jesse)\
**Replies:** 2\
**Last updated:** [December 15, 2022, 9:26pm UTC](https://racket.discourse.group/t/decimal-arithmetic/1561 "2022-12-15T21:26:41Z")
Is there any interest in having decimal arithmetic in Racket? Decimals are similar to rational numbers (rationals whose denominator is a power or ten). There are basically two approaches one can imagine: arbitrary-pr…