MIDWEEK MARVEL: Fractal art, by JD

 ... aka Mandelbrot (and similar) sets https://sk33lz.com/create/fractals/history-fractals

A few colourful digital designs created with ChaosPro fractal generator - http://www.chaospro.de/index.php Every image started like this: << pic 000 >>

https://en.wikipedia.org/wiki/Mandelbrot_set