🌀📐∠

#equiangular spiral #spira mirabilis #constant angle #math spiral #polar coordinates #self-similar

🪆<🪆>

#matryoshka #nesting dolls #nested structure #self-similar #physical recursion

❄️🥦♾️

#fractal #self-similar #nature fractal

💀↪️💀

#fractal #self-similar #nested skull #infinite skull #skull within skull