added rsub to allow MSE calc in any order#4

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machinatoonist wants to merge 3 commits intokarpathy:masterfrom machinatoonist:master

+43,213-39

Commits on Sep 17, 2022

added rsub to allow MSE calc in any order
machinatoonist
committed

Commits on Oct 28, 2022

everything all at once
machinatoonist
committed

Commits on Nov 5, 2022

Merge branch 'karpathy:master' into master
machinatoonist
authored