patapaj
TeutonicTitWillowFour figures made with a glass of water and sharp sunlight (Apr 2023)
rateexportpilot@BogWitch love it! Saw a cool video on this on these patterns on Numberphile recently. Interesting video!
Cardioids in Coffee Cups - Numberphile
Russell Garner1. Nun
2. Scary nun
3. Caspar
4. A man with a moustache I shall call Mr Tibbs who is pretending to be a nun
if you'll excuse me I'm going to spend another two minutes looking at them now (there's a grain to 2 and 4 in particular I find hugely appealing)
Annie@BogWitch even better than Jesus on a piece of buttered toast