Mandelbrot Set Explorer by D. Scott Williamson

This is D. Scott Williamson's Mandelbrot Set Explorer in 10 lines of Atari BASIC contest entry for the SCHAU category of the 2021 BASIC 10 Liner contest. https://gkanold.wixsite.com/homeputerium/rules2021 I'm entering this program into the Category "SCHAU": Code a program in 10 lines  (max 256 characters per logical line, abbreviations are allowed) The program can be a demo, a tool or an appli…