Set.preimage_add_left_singleton

∀ {α : Type u_2} [inst : AddGroup α] {a b : α}, (fun x => a + x) ⁻¹' {b} = {-a + b}

Defined in: Mathlib.Algebra.Group.Pointwise.Set.Basic
Cited by: 3 results in Mathlib
Foundations: Depth 17 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes: AddGroup

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