Robert Morrison

Follow @robert on Micro.blog.

Midnight maths club

Tonight we’re learning (or really just enjoying looking-at) bifurcation diagrams generated by Feigenbaum constants (…and very slowly plotted on a ZX Spectrum!)

Photograph of a CRT telly displaying a Feigenbaum constant bifurcation diagram generated by a ZX SpectrumPhotograph of a CRT telly showing a BASIC listing of the program that generated the diagram in the other picture. The program is by Ettrick Thomson.

Matthew Kenworthy

Oh my god. I remember coding up fractals like this on my ZX 48 - nostalgia trip imminent....

Robert Morrison

@kenworthy I’m having fun exploring some old magazine type-in listings. This one is from Format (Vol 7, Issue 8).

There’s thousands archived at Spectrum Computing if you want to indulge your nostalgia!