35 lines
779 B
Text
35 lines
779 B
Text
Set: pp::colors
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Set: pp::unicode
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Imported 'if_then_else'
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Notation has been redefined, the existing notation:
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notation 45 if _ then _ else _
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has been replaced with:
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notation 10 if _ then _
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because they conflict with each other.
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The precedence of 'then' changed from 45 to 10.
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notation 10 if _ then _ : implies
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if ⊤ then ⊥
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if ⊤ then (if a then ⊥)
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implies ⊤ (implies a ⊥)
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notation 100 _ |- _ ; _ : f
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f c d e
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c |- d ; e
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(c !) !
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fact (fact c)
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The precedence of ';' changed from 100 to 30.
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[ c ; d ]
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[ c ; ([ d ; e ]) ]
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g c (g d e)
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notation 40 _ << _ >> : h
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d << e >>
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[ c ; d << e >> ]
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g c (h d e)
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c ** d ++ e ** c
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p1 ∨ p2 ∧ p3
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r (s c d) (s e c)
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or p1 (and p2 p3)
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c = d ∨ d = c
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¬ p1 ∨ p2
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p1 ∧ p3 ∨ p2 ∧ p3
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or (not p1) p2
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or (and p1 p3) (and p2 p3)
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