https://www.proofatlas.ai/library-theorems/yoneda-lemma/
Yoneda Lemma ยท Landmark Theorems in Mathlib
Yoneda Lemma: an existing Mathlib result, with a plain-language explanation, the exact upstream declaration CategoryTheory.yonedaEquiv, and a separate Lean...
yoneda lemmalandmarktheoremsmathlib