Mathlib v3 is deprecated. Go to Mathlib v4

Commit 2021-11-02 12:07 da6706d0

View on Github →

feat(data/mv_polynomial/basic): lemmas about map (#10092) This adds map_alg_hom, which fills the gap between map and map_alg_equiv. The only new proof here is map_surjective; everything else is just a reworked existing proof.

Estimated changes