Theorems · Theorem · general algebraic systems
Finsupp.subtypeDomain_extendDomain
∀ {α : Type u_1} {M : Type u_12} [inst : Zero M] {P : α → Prop} [inst_1 : DecidablePred P] (f : Subtype P →₀ M),
Finsupp.subtypeDomain P f.extendDomain = f- Defined in
- Mathlib.Data.Finsupp.Basic
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 67 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- ZeroDecidablePred
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- Finsuppstatement and proof · cited by 5,255
- Finsupp.subtypeDomainstatement · cited by 26
- Finsupp.extendDomainstatement · cited by 11
- Finsupp.subtypeDomain_piecewiseproof · cited by 1
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