Theorems · Theorem · commutative algebra
span_gcd
∀ {R : Type u} [inst : CommRing R] [IsBezout R] [IsDomain R] [inst_3 : GCDMonoid R] (x y : R),
Ideal.span {gcd x y} = Ideal.span {x, y}- Defined in
- Mathlib.RingTheory.PrincipalIdealDomain
- Cited by
- 2 results in Mathlib
- Foundations
- Depth 69 from the axioms · uses propext, Classical.choice, Quot.sound
Around this declaration
Dashed lines are statement dependencies; solid lines are citations in proofs.
Cites11
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- Setstatement · cited by 53,352
- CommRingstatement and proof · cited by 17,173
- Idealstatement and proof · cited by 4,748
- IsDomainstatement and proof · cited by 2,196
- Ideal.spanstatement and proof · cited by 948
- GCDMonoid.gcdstatement and proof · cited by 143
- GCDMonoidstatement and proof · cited by 96
- IsBezoutstatement and proof · cited by 23
- IsBezout.gcdproof · cited by 12
- IsBezout.span_gcdproof · cited by 5
- IsBezout.span_gcd_eq_span_gcdproof · cited by 1
Cited by2
Results whose statement or proof uses this declaration.
- gcd_isUnit_iffproof · cited by 5
- EuclideanDomain.span_gcdproof · cited by 0