Theorems · Theorem · group theory
Finset.image_one
∀ {α : Type u_2} {β : Type u_3} [inst : One α] [inst_1 : DecidableEq β] {f : α → β}, Finset.image f 1 = {f 1}- Cited by
- 3 results in Mathlib
- Foundations
- Depth 77 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- OneDecidableEq
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites4
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Finsetstatement · cited by 13,712
- Finset.imagestatement · cited by 910
- Finset.onestatement · cited by 43
- Finset.image_singletonproof · cited by 21
Cited by3
Results whose statement or proof uses this declaration.
- Finset.preimage_mul_left_oneproof · cited by 1
- Finset.preimage_mul_right_oneproof · cited by 1
- Finset.image_powproof · cited by 0