PNat.card_Icc

∀ (a b : ℕ+), (Finset.Icc a b).card = ↑b + 1 - ↑a

Defined in: Mathlib.Data.PNat.Interval
Cited by: 1 results in Mathlib
Foundations: Depth 65 from the axioms · uses propext, Classical.choice, Quot.sound

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