Valuations on an algebra over a finite field. #
theorem
FiniteField.valuation_algebraMap_eq_one
{Fq : Type u_1}
{A : Type u_2}
{Γ : Type u_3}
[Field Fq]
[Finite Fq]
[Ring A]
[Algebra Fq A]
[LinearOrderedCommMonoidWithZero Γ]
(v : Valuation A Γ)
(a : Fq)
(ha : a ≠ 0)
:
v ((algebraMap Fq A) a) = 1
theorem
FiniteField.valuation_algebraMap_le_one
{Fq : Type u_1}
{A : Type u_2}
{Γ : Type u_3}
[Field Fq]
[Finite Fq]
[Ring A]
[Algebra Fq A]
[LinearOrderedCommMonoidWithZero Γ]
(v : Valuation A Γ)
(a : Fq)
:
instance
FiniteField.instIsTrivialOn
{Fq : Type u_1}
{A : Type u_2}
{Γ : Type u_3}
[Field Fq]
[Finite Fq]
[Ring A]
[Algebra Fq A]
[LinearOrderedCommMonoidWithZero Γ]
(v : Valuation A Γ)
: