Le 08/04/2021 à 20:30, felix écrivait :
You could have a look: https://f-hauri.ch/vrac/mandelbrot_backgndBc.sh.txt https://f-hauri.ch/vrac/mandelbrot_backgndBc_4macOs.sh.txt
Have a look at my POSIX/shell version that is even slightly faster: https://gist.github.com/leagris/59e1b7e72462024b278652696f375e71There is no need for bash specific features, although coproc and other fancynesses can help, these lack portability.
-- Léa Gris