# A happy path for Racket in the Collatz benchmark

**URL:** <https://racket.discourse.group/t/a-happy-path-for-racket-in-the-collatz-benchmark/4081>\
**Category:** Show & Tell\
**Created:** [January 16, 2026, 2:23pm UTC](https://racket.discourse.group/t/a-happy-path-for-racket-in-the-collatz-benchmark/4081 "2026-01-16T14:23:39Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![gus-massa](https://yyz2.discourse-cdn.com/free1/user_avatar/racket.discourse.group/gus-massa/32/507_2.png) [@gus-massa](https://racket.discourse.group/u/gus-massa)\
**Post date:** [January 16, 2026, 2:23pm UTC](https://racket.discourse.group/t/a-happy-path-for-racket-in-the-collatz-benchmark/4081/1 "2026-01-16T14:23:39Z")

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I made a short post about making a "benchmark" published by @awiersdorf faster. The original code is nice, but it's posible to make it faster using some tricks or improving (in the future) the compiler to do the tricks for you.

> **[A happy path for Racket in the Collatz benchmark](https://gus-massa.blogspot.com/2026/01/a-happy-path-for-racket-in-collatz.html)**
>
> ► Versión en Español   The other day, I was reading yet another benchmark: “ Lambda Land: Functional Languages Need Not Be Slow ”. (Is it a ...