Robert P. Munafo, 1997 Nov 20.
Colloquial name for R2.1/3, the large period-3 mu-unit located above the real axis. Its mirror-image twin is R2.2/3, colloquially called the south radical. See also north.
From the Mandelbrot Set Glossary and Encyclopedia, by Robert Munafo, (c) 1987-2017. Mu-ency index
This page was written in the "embarrassingly readable" markup language RHTF, and was last updated on 2017 Feb 02. s.11