Mathlib Map

Theorems · Theorem · general topology

Filter.map_val_Ioi_atTop

∀ {α : Type u_3} [inst : Preorder α] [IsDirectedOrder α] [NoMaxOrder α] (a : α),
  Filter.map Subtype.val Filter.atTop = Filter.atTop

The image of the filter atTop on Ioi a under the coercion equals atTop.

Defined in
Mathlib.Order.Filter.AtTopBot.Basic
Cited by
2 results in Mathlib
Foundations
Depth 67 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
PreorderIsDirectedOrderNoMaxOrder

Around this declaration

Dashed lines are statement dependencies; solid lines are citations in proofs.

Cites11

Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.

Cited by2

Results whose statement or proof uses this declaration.