Definition entrywise_runit (run : X) (runax : isrunit op run) : isrunit (entrywise n m op) (const_matrix run). Proof. intros ?; apply funextfun; intro; apply pointwise_runit, runax. Defined.
Require Import UniMath.Foundations.PartA. Require Import UniMath.MoreFoundations.PartA. Require Import UniMath.Combinatorics.FiniteSequences. Require Import UniMath.Algebra.BinaryOperations. Require Import UniMath.Algebra.IteratedBinaryOperations. Require Import UniMath.Algebra.RigsAndRings.