Positivity of the projective normalizer `1 + q + ⋯ + qⁿ` at `q ≥ 0`.
ProvedTypeDensity.projective_normalizer_positivetype-density
The projective normalizer 1 + q + ⋯ + qⁿ is positive at q ≥ 0.
Preamble
import Definitions.Def_TypeDensity_Basic import Definitions.Def_TypeDensity_Formula_LawAlgebra import Mathlib.FieldTheory.RatFunc.Basic import Mathlib.MeasureTheory.Measure.Haar.Unique import Mathlib.NumberTheory.ArithmeticFunction.Moebius import Mathlib.NumberTheory.Padics.PadicIntegers import Mathlib.RingTheory.IntegralClosure.IntegralRestrict import Mathlib.RingTheory.MvPowerSeries.Basic import Mathlib.RingTheory.RamificationInertia.Basic import Mathlib.Topology.Algebra.Nonarchimedean.AdicTopology import Mathlib.FieldTheory.Finite.GaloisField import Mathlib.RingTheory.AdicCompletion.Algebra import Mathlib.RingTheory.RegularLocalRing.Defs set_option autoImplicit false open TypeDensity open scoped BigOperators ENNReal
Formal statement
theorem TypeDensity.projective_normalizer_positive (n : ℕ) (q : ℚ) (hq : 0 ≤ q) :
0 < (projectiveNormalizer n).eval q := by sorrySource
TypeDensity/Formula/LawAlgebra.lean#L149-L157