https://lee-phillips.orglee@lee-phillips.org
Einstein’s Tutor published by PublicAffairs, a book about Emmy Noether and her Theorem:
https://lee-phillips.org/noether/
Practical Julia published by No Starch Press: https://lee-phillips.org/juliabook/
My book Gnuplot 5: https://alogus.com/publishing/gnuplot5/