26 lines
477 B
Text
26 lines
477 B
Text
#check ({1, 2, 3} : set nat)
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#check ({1} : set nat)
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#check ({} : set nat)
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definition s1 : set nat := {1, 2+3, 3, 4}
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#print s1
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definition s2 : set char := {'a', 'b', 'c'}
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#print s2
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definition s3 : set string := {"hello", "world"}
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#print s3
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#check { a ∈ s1 | a > 1 }
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#check { a in s1 | a > 1 }
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set_option pp.unicode false
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#check { a ∈ s1 | a > 2 }
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definition a := 10
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#check ({a, a} : set nat)
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#check ({a, 1, a} : set nat)
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#check ({a} : set nat)
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#check { a // a > 0 }
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