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Re:Dijkstra's in Disguise by gugagore on Monday August 13, 2018 @03:37AM (#17748573)
You might enjoy articles from BetterExplained. For example: https://betterexplained.com/articles/q-why-is-e-special-2-71...

There might be an article about this specific technique.

Re:Dijkstra's in Disguise by kalid on Monday August 13, 2018 @01:28PM (#17751813)
Thanks for the pointer -- I have an article here.

https://betterexplained.com/articles/colorized-math-equation...

If you hover any diagram, there are options for a colorblind-friendly version.