Mandelbrot set

Noun

 * 1)  the set of complex numbers c for which the orbit of 0 under iteration of the complex quadratic polynomial zn+1 = zn2 + c remains bounded. The boundary of this set is a fractal.

Translations

 * Chinese:
 * Mandarin: 曼德博集合
 * Czech: Mandelbrotova množina
 * Finnish: Mandelbrotin joukko, Mandelbrotin fraktaali
 * German:
 * Hungarian:
 * Italian: Insieme di Mandelbrot
 * Swedish: Mandelbrotmängd