2014-01-06 05:45:31 +00:00
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set::option pp::implicit true.
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set::option pp::colors false.
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2014-01-05 20:05:08 +00:00
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variable N : Type.
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2014-01-03 00:08:32 +00:00
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2014-01-05 20:05:08 +00:00
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check
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2014-01-03 00:08:32 +00:00
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fun (a : N) (f : N -> N) (H : f a == a),
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2014-01-06 03:10:21 +00:00
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let calc1 : f a == a := substp (fun x : N, f a == _) (refl (f a)) H
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2014-01-03 00:08:32 +00:00
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in calc1.
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