Theorems · Theorem · group theory
List.CommMonoid.sum_insertIdx
∀ {M : Type u_4} [inst : AddCommMonoid M] {a : M} {l : List M} {i : ℕ}, i ≤ l.length → (l.insertIdx i a).sum = a + l.sum- Cited by
- 0 results in Mathlib
- Foundations
- Depth 15 from the axioms · uses propext
- Assumes
- AddCommMonoid
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- AddCommMonoidstatement and proof · cited by 12,281
- AddCommute.allproof · cited by 12
- List.sum_insertIdxproof · cited by 2
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