dfd2a23cd4
The new notation is the same one used in Standard ML. It will also allow us to use ' in the beginning of identifiers like Standard ML.
16 lines
345 B
Text
16 lines
345 B
Text
{1, 2, 3} : set ℕ
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{1} : set ℕ
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∅ : set ℕ
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definition s1 : set ℕ :=
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{1, 2 + 3, 3, 4}
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definition s2 : set char :=
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{#"a", #"b", #"c"}
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definition s3 : set string :=
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{"hello", "world"}
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{a ∈ s1 | a > 1} : set ℕ
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{a ∈ s1 | a > 1} : set ℕ
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{a in s1 | a > 2} : set nat
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{a, a} : set nat
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{a, 1, a} : set nat
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{a} : set nat
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{a // a > 0} : Type
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