Theorems · Theorem · combinatorics
List.foldl1_eq_foldr1
∀ {α : Type u_1} {l : List α} {f : α → α → α} [ha : Std.Associative f] {a b : α},
f (List.foldl f a l) b = f a (List.foldr f b l)- Defined in
- Mathlib.Data.List.Fold
- Cited by
- 1 results in Mathlib
- Foundations
- Depth 7 from the axioms · uses propext
- Assumes
- Std.Associative
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- List.foldl_op_eq_op_foldr_assocproof · cited by 0