# Advent 2024: Day 13 (Fern Fractal)

**URL:** <https://racket.discourse.group/t/advent-2024-day-13-fern-fractal/3411>\
**Category:** Show & Tell\
**Tags:** advent-2024\
**Created:** [December 13, 2024, 12:03pm UTC](https://racket.discourse.group/t/advent-2024-day-13-fern-fractal/3411 "2024-12-13T12:03:11Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![matteo-daddio](https://yyz2.discourse-cdn.com/free1/user_avatar/racket.discourse.group/matteo-daddio/32/1245_2.png) [@matteo-daddio](https://racket.discourse.group/u/matteo-daddio)\
**Post date:** [December 13, 2024, 12:03pm UTC](https://racket.discourse.group/t/advent-2024-day-13-fern-fractal/3411/1 "2024-12-13T12:03:11Z")

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Hello,

I saw this fractal many years ago on Usenet in comp.lang.scheme. It was made with turtles, but I made it with complex numbers.

 ![image](https://global.discourse-cdn.com/free1/uploads/racket/original/2X/c/cd74b0825e7a3576b9ea7cbac9060daebf343e07.png)

You can find the code in the documentation of the [simple-svg](https://docs.racket-lang.org/simple-svg/Showcase.html#%28part._.Recursive_.Fern%29) package made by Chen Xiao.

Matteo