21 lines
434 B
Text
21 lines
434 B
Text
prelude
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constant N : Type.{1}
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constant f : N → N → N → N
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constant g : N → N → N
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constant h : N → N → N → N
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constant s : N → N → N → N → N
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precedence `*`:75
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precedence `|`:75
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notation a * b:prev | c:prev := f a b c
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notation a * b := g a b
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notation a * b * c:prev := h a b c
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notation a * b | c * d:prev := s a b c d
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constants a b c d e : N
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#check a * b
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#check a * b | d
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#check a * b * c
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#check a * b | d * e
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