Robert P. Munafo, 2023 Apr 17.
A colloquial name for mu-atom. This can cause confusion because in formal mathematics a ball is the set of points inside a sphere and the term for a set of points inside a circle is disk; also in the Mandelbrot set almost al the "circular" mu-atoms are not exactly circular.
revisions: 20080221 oldest on record; 20230417 "disk" vs. "ball"
From the Mandelbrot Set Glossary and Encyclopedia, by Robert Munafo, (c) 1987-2023.
This page was written in the "embarrassingly readable" markup language RHTF, and was last updated on 2023 Apr 19. s.27