Theorems · Theorem · combinatorics
List.rdrop_append_length_add
∀ {α : Type u_1} {l₁ l₂ : List α} (k : ℕ), (l₁ ++ l₂).rdrop (l₂.length + k) = l₁.rdrop k- Defined in
- Mathlib.Data.List.DropRight
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 51 from the axioms · uses propext, Quot.sound
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- List.rdropstatement and proof · cited by 8
- List.rdrop_addproof · cited by 1
- List.rdrop_append_lengthproof · cited by 1
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