Theorems · Theorem · linear algebra

Matrix.mulVec_diagonal

∀ {m : Type u_2} {α : Type v} [inst : NonUnitalNonAssocSemiring α] [inst_1 : Fintype m] [inst_2 : DecidableEq m]
  (v w : m → α) (x : m), (Matrix.diagonal v).mulVec w x = v x * w x

Defined in

Mathlib.Data.Matrix.Mul

Cited by

8 results in Mathlib

Foundations

Depth 71 from the axioms · uses propext, Classical.choice, Quot.sound

Assumes

NonUnitalNonAssocSemiringFintypeDecidableEq