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def definition def or abbrev

ChartCompatible

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formal statement (Lean)

 104def ChartCompatible (φ₁ φ₂ : RecognitionChart L r n) : Prop :=

proof body

Definition body.

 105  ∀ c : C, ∀ (h₁ : c ∈ φ₁.domain) (h₂ : c ∈ φ₂.domain),
 106    φ₁.toFun ⟨c, h₁⟩ = φ₂.toFun ⟨c, h₂⟩
 107
 108/-- Chart compatibility is reflexive -/

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