19 lines
326 B
Text
19 lines
326 B
Text
new_frontend
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def p (x : Nat := 0) : Nat × Nat :=
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(x, x)
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theorem ex1 : p.1 = 0 :=
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rfl
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theorem ex2 : p (x := 1) $.2 = 1 :=
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rfl
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def c {α : Type} [Inhabited α] : α × α :=
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(arbitrary _, arbitrary _)
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theorem ex3 {α} [Inhabited α] : c.1 = arbitrary α :=
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rfl
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theorem ex4 {α} [Inhabited α] : c.2 = arbitrary α :=
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rfl
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