7a93a7b877
This PR includes the following fixes: - Reserved name resolution inside namespaces - Equation theorems for `match`er declarations are not private anymore - Equation theorems for `match`er declarations are realizable - `foo.match_<idx>.splitter` is now a reserved name
15 lines
392 B
Text
15 lines
392 B
Text
namespace Nat
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def dist (n m : Nat) :=
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n - m + (m - n)
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example (n m : Nat) : dist n m = dist m n := by
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simp [dist.eq_def, Nat.add_comm]
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example (n m : Nat) : dist n m = dist m n := by
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simp [Nat.dist.eq_def, Nat.add_comm]
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theorem dist_comm (n m : Nat) : dist n m = dist m n := by
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simp [dist.eq_def, Nat.add_comm]
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theorem dist_self (n : Nat) : dist n n = 0 := by simp [dist.eq_def]
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