Theorems · Theorem · general topology
Filter.mem_prod_principal
∀ {α : Type u_1} {β : Type u_2} {t : Set β} {f : Filter α} {s : Set (α × β)},
s ∈ f ×ˢ Filter.principal t ↔ {a | ∀ b ∈ t, (a, b) ∈ s} ∈ f- Defined in
- Mathlib.Order.Filter.Prod
- Cited by
- 3 results in Mathlib
- Foundations
- Depth 61 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites10
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement and proof · cited by 53,352
- Filterstatement and proof · cited by 8,121
- Set.ofPredstatement and proof · cited by 6,101
- SProd.sprodstatement and proof · cited by 1,750
- Filter.principalstatement and proof · cited by 740
- Filter.mem_principal_selfproof · cited by 37
- Iff.andproof · cited by 33
- Set.mk_mem_prodproof · cited by 31
- Filter.mem_prod_iffproof · cited by 21
- Filter.exists_mem_subset_iffproof · cited by 7
Cited by3
Results whose statement or proof uses this declaration.
- Filter.eventually_prod_principal_iffproof · cited by 6
- Filter.mem_prod_topproof · cited by 1
- generalized_tube_lemma_leftproof · cited by 0