Recreational Math
Mathematical visualizations and explorations

Spectre Monotile
Explore the aperiodic monotile discovered in 2023

Penrose P3
Grow a Penrose tiling from a rewriting rule and count the tiles

Barnsley Fern
Fractal fern using iterated function systems

Multiplication on a Circle
Cardioid patterns from modular multiplication

Quincunx
Drop balls through a lattice of pins and watch the binomial appear

Spiral Circles
Tangent circles in spiral arrangements

Swarm
Ninety particles chase a rose curve, and the picture is the wake they leave
Bresenham Line Algorithm
Line drawing on a pixel grid

Izzy Triangles
Colorings of a triangle cut into six, counted up to rotation
Rotating Links
Linked segments with configurable rotation