2014-05-20 11:53:58 -07:00
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local env = environment()
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2014-07-22 09:43:18 -07:00
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local f = Local("f", mk_arrow(Prop, Prop, Prop))
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local a = Local("a", Prop)
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local b = Local("b", Prop)
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local x = Local("x", Prop)
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2014-06-30 09:14:55 -07:00
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local t = Fun(f, a, b, f(Fun(x, x)(b), a))
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2014-05-20 11:53:58 -07:00
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print(env:normalize(t))
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2014-06-30 09:14:55 -07:00
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assert(env:normalize(t) == Fun(f, a, b, f(b, a)))
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