2014-08-01 16:37:23 +00:00
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import standard
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2014-07-23 15:22:53 +00:00
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using bool
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definition set {{T : Type}} := T → bool
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2014-07-29 02:58:57 +00:00
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infix `∈`:50 := λx A, A x = tt
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2014-07-23 15:22:53 +00:00
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2014-07-29 02:58:57 +00:00
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check 1 ∈ (λ x, tt)
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