dd72269b13
It is not nice to have Set as a reserved keyword. See example examples/lean/set.lean Signed-off-by: Leonardo de Moura <leonardo@microsoft.com>
20 lines
No EOL
718 B
Text
20 lines
No EOL
718 B
Text
Variable f : Int -> Int -> Int
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Show forall a, f a a > 0
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Show forall a b, f a b > 0
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Variable g : Int -> Real -> Int
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Show forall a b, g a b > 0
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Show forall a b, g a (f a b) > 0
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SetOption pp::coercion true
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Show forall a b, g a (f a b) > 0
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Show fun a, a + 1
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Show fun a b, a + b
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Show fun (a b) (c : Int), a + c + b
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(*
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The next example shows a limitation of the current elaborator.
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The current elaborator resolves overloads before solving the implicit argument constraints.
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So, it does not have enough information for deciding which overload to use.
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*)
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Show (fun a b, a + b) 10 20.
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Variable x : Int
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(* The following one works because the type of x is used to decide which + should be used *)
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Show fun a b, a + x + b |