def
definition
def or abbrev
positiveRatioOrbitInterpret
show as:
view Lean formalization →
formal statement (Lean)
86noncomputable def positiveRatioOrbitInterpret
87 (C : ComparisonOperator) (h : SatisfiesLawsOfLogic C) :
88 LogicNat → {x : ℝ // 0 < x}
89 | LogicNat.identity => ⟨1, one_pos⟩
90 | LogicNat.step n =>
91 let γ : ℝ := Classical.choose h.non_trivial
proof body
Definition body.
92 let x := positiveRatioOrbitInterpret C h n
93 ⟨γ * x.1, mul_pos (Classical.choose_spec h.non_trivial).1 x.2⟩
94