Theorems · Theorem · field theory
Polynomial.contract_expand
∀ {R : Type u} [inst : CommSemiring R] (p : ℕ) {f : Polynomial R},
p ≠ 0 → Polynomial.contract p ((Polynomial.expand R p) f) = f- Defined in
- Mathlib.Algebra.Polynomial.Expand
- Cited by
- 0 results in Mathlib
- Foundations
- Depth 109 from the axioms · uses propext, Classical.choice, Quot.sound
- Assumes
- CommSemiring
Around this declaration
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Cites11
Mathlib declarations this one mentions in its statement or cites explicitly in its proof. Plumbing is filtered out.
- DFunLike.coestatement and proof · cited by 62,936
- CommSemiringstatement and proof · cited by 10,911
- Polynomialstatement and proof · cited by 5,681
- AlgHomstatement · cited by 3,236
- Polynomial.coeffproof · cited by 1,045
- Polynomial.extproof · cited by 118
- Ne.bot_ltproof · cited by 116
- Polynomial.expandstatement and proof · cited by 90
- Polynomial.contractstatement · cited by 11
- Polynomial.coeff_expandproof · cited by 11
- Polynomial.coeff_contractproof · cited by 6
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