Filter.ker_prod

∀ {α : Type u_2} {β : Type u_3} (f : Filter α) (g : Filter β), (f ×ˢ g).ker = f.ker ×ˢ g.ker

Defined in: Mathlib.Order.Filter.Ker
Cited by: 1 results in Mathlib
Foundations: Depth 66 from the axioms · uses propext, Classical.choice, Quot.sound

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