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Theorems · Theorem · field theory

Polynomial.X_sub_C_ne_zero

∀ {R : Type u} [inst : Ring R] [Nontrivial R] (r : R), Polynomial.X - Polynomial.C r ≠ 0
Defined in
Mathlib.Algebra.Polynomial.Degree.Operations
Cited by
21 results in Mathlib
Foundations
Depth 107 from the axioms · uses propext, Classical.choice, Quot.sound
Assumes
RingNontrivial

Around this declaration

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

isAlgebraic_algebraMap · cited by 19isAlgebraic_algebraMapPolynomial.prime_X_sub_C · cited by 5Polynomial.prime_X_sub_CPolynomial.roots_multiset_prod_X_sub_C · cited by 3Polynomial.roots_multiset…Polynomial.roots_prod_X_sub_C · cited by 2Polynomial.roots_prod_X_s…Polynomial.roots_quadratic_eq_pair_iff_of_ne_zero · cited by 2Polynomial.roots_quadrati…WeierstrassCurve.Affine.CoordinateRing.XClass_ne_zero · cited by 2CoordinateRing.XClass_ne_…Polynomial.mahlerMeasure_X_sub_C · cited by 2Polynomial.mahlerMeasure_…Lagrange.nodal_erase_eq_nodal_div · cited by 2Lagrange.nodal_erase_eq_n…Polynomial.natDegree_cyclotomic' · cited by 1Polynomial.natDegree_cycl…Polynomial.eraseLead_mul_eq_mul_eraseLead_of_nextCoeff_zero · cited by 1Polynomial.eraseLead_mul_…WeierstrassCurve.Affine.CoordinateRing.YClass_ne_zero · cited by 1CoordinateRing.YClass_ne_…Polynomial.succ_signVariations_le_X_sub_C_mul · cited by 1Polynomial.succ_signVaria…Polynomial.Splits.of_natDegree_eq_two · cited by 1Splits.of_natDegree_eq_twoPolynomial.aeval_sumIDeriv_of_pos · cited by 1Polynomial.aeval_sumIDeri…Irreducible.natDegree_dvd_of_dvd_X_pow_card_pow_sub_X · cited by 1Irreducible.natDegree_dvd…DFunLike.coe · cited by 62936DFunLike.coeRingHom · cited by 10189RingHomRing · cited by 7463RingPolynomial · cited by 5681PolynomialNontrivial · cited by 2416NontrivialPolynomial.X · cited by 1639Polynomial.XPolynomial.C · cited by 1598Polynomial.Cpow_one · cited by 894pow_onezero_lt_one · cited by 598zero_lt_onePolynomial.X_pow_sub_C_ne_zero · cited by 15Polynomial.X_pow_sub_C_ne…Polynomial.X_sub_C_ne_zeroCITED BYCITES

Cites10

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

Cited by21

Results whose statement or proof uses this declaration.