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