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Theorems · Theorem · combinatorics

Finset.image_id

∀ {α : Type u_1} {s : Finset α} [inst : DecidableEq α], Finset.image id s = s
Defined in
Mathlib.Data.Finset.Image
Cited by
5 results in Mathlib
Foundations
Depth 76 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
DecidableEq
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Around this declaration

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

Matrix.det_of_isUpperTriangular · cited by 8Matrix.det_of_isUpperTria…Finset.image_id' · cited by 3Finset.image_id'Finset.sup_singleton_eq_self · cited by 0Finset.sup_singleton_eq_s…Finset.iterate_image · cited by 0Finset.iterate_imagePrimeSpectrum.ConstructibleSetData.map_id · cited by 0ConstructibleSetData.map_…Finset · cited by 13712FinsetFinset.image · cited by 910Finset.imageFinset.ext · cited by 565Finset.extFinset.image_idCITED BYCITES

Cites3

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

Cited by5

Results whose statement or proof uses this declaration.