31 lines
497 B
Text
31 lines
497 B
Text
Set option: pp::colors
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Assumed: T
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Assumed: R
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Assumed: t2r
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Coercion t2r
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Assumed: g
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Assumed: a
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g a a
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Assumed: b
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g a b
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g b a
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Set option: lean::pp::coercion
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g (t2r a) (t2r a)
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g (t2r a) b
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g b (t2r a)
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Set option: lean::pp::coercion
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Assumed: S
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Assumed: s
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Assumed: r
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Assumed: h
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Set option: lean::pp::notation
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g (g a b) a
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h (h r s) r
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R
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S
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Set option: lean::pp::coercion
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g (g (t2r a) b) (t2r a)
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h (h r s) r
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Set option: lean::pp::notation
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(t2r a) ++ b ++ (t2r a)
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r ++ s ++ r
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