Set.ncard_Icc_nat

∀ (a b : ℕ), (Set.Icc a b).ncard = b + 1 - a

Defined in: Mathlib.Order.Interval.Set.Nat
Cited by: 0 results in Mathlib
Foundations: Depth 96 from the axioms · uses propext, Classical.choice, Quot.sound

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