自じ己こ相そう似じ図ず形けい

noun

fractal

Technical term used in computing and mathematics for a self-similar geometric figure.

• マンデルブロ集しゅう合ごうは有ゆう名めいな自じ己こ相そう似じ図ず形けいの一ひとつだ。

  The Mandelbrot set is one of the famous fractals.