Two rules for Einstein summation:
β @radek@sigmoid.social (Mastodon) πΊπ¦ (@radekosmulski) November 5, 2022
β’ dimensions in inputs with the same name get multiplied
β’ dimensions omitted from output get summed
inputs: left of ->
outputs: right of ->
Anything I am missing? pic.twitter.com/AbKn1BDOYl