AddSubgroup.quotientAddSubgroupOfMapOfLE

{α : Type u_1} →
  [inst : AddGroup α] →
    {s t : AddSubgroup α} → (H : AddSubgroup α) → s ≤ t → ↥H ⧸ s.addSubgroupOf H → ↥H ⧸ t.addSubgroupOf H

If s ≤ t, then there is a map H ⧸ s.addSubgroupOf H → H ⧸ t.addSubgroupOf H.

Defined in: Mathlib.GroupTheory.Coset.Basic
Cited by: 2 results in Mathlib
Foundations: Depth 70 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: AddGroup

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