Theorems · Theorem · combinatorics
YoungDiagram.colLen_eq_card
∀ (μ : YoungDiagram) {j : ℕ}, μ.colLen j = (μ.col j).card- Defined in
- Mathlib.Combinatorics.Young.YoungDiagram
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 76 from the axioms · uses propext, Classical.choice, Quot.sound
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Cites9
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Finset.cardstatement and proof · cited by 2,327
- Finset.card_mapproof · cited by 114
- Finset.card_rangeproof · cited by 108
- YoungDiagramstatement and proof · cited by 72
- Prod.mk_left_injectiveproof · cited by 10
- YoungDiagram.colLenstatement and proof · cited by 10
- Finset.product_singletonproof · cited by 5
- YoungDiagram.colstatement · cited by 4
- YoungDiagram.col_eq_prodproof · cited by 1
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