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fix: disambiguate duplicate subtraction doc labels #593

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Merged
teorth merged 1 commit into from
Jul 17, 2026
Merged

fix: disambiguate duplicate subtraction doc labels #593

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2 changes: 1 addition & 1 deletion Analysis/Section_4_1.lean
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Original file line number Diff line number Diff line change
Expand Up @@ -215,7 +215,7 @@ instance Int.instCommRing : CommRing Int where
zero_mul := by sorry
mul_zero := by sorry

/-- Definition of subtraction -/
/-- Definition of subtraction (integers). -/
theorem Int.sub_eq (a b:Int) : a - b = a + (-b) := by rfl

theorem Int.sub_eq_formal_sub (a b:ℕ) : (a:Int) - (b:Int) = a —— b := by sorry
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2 changes: 1 addition & 1 deletion Analysis/Section_4_2.lean
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Expand Up @@ -237,7 +237,7 @@ instance Rat.instField : Field Rat where

example : (3//4) / (5//6) = 9 // 10 := by sorry

/-- Definition of subtraction -/
/-- Definition of subtraction (rationals). -/
theorem Rat.sub_eq (a b:Rat) : a - b = a + (-b) := by rfl

def Rat.coe_int_hom : ℤ →+* Rat where
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