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Theorems · Theorem · logic and foundations

Set.encard_prod

∀ {α : Type u_1} {β : Type u_2} {s : Set α} {t : Set β}, (s ×ˢ t).encard = s.encard * t.encard
Defined in
Mathlib.Data.Set.Card
Cited by
1 results in Mathlib
Foundations
Depth 93 from the axioms · uses propext, Classical.choice, Quot.sound
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Around this declaration

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Set.ncard_prod · cited by 0Set.ncard_prodSet · cited by 53352SetSet.Elem · cited by 7166Set.ElemENat · cited by 4985ENatSProd.sprod · cited by 1750SProd.sprodSet.encard · cited by 327Set.encardEquiv.Set.prod · cited by 9Set.prodENat.card_congr · cited by 8ENat.card_congrENat.card_prod · cited by 2ENat.card_prodSet.encard_prodCITED BYCITES

Cites8

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Cited by1

Results whose statement or proof uses this declaration.