∀ (Fq : Type u_1) [inst : Field Fq] [inst_1 : DecidableEq (RatFunc Fq)] {p : Polynomial Fq},
  p ≠ 0 → FunctionField.inftyValuationDef Fq ((algebraMap (Polynomial Fq) (RatFunc Fq)) p) = WithZero.exp ↑p.natDegree