17 lines
438 B
Lua
17 lines
438 B
Lua
local env = environment()
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local tricky = Const("tricky")
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local P = Local("P", Prop)
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env = add_inductive(env,
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"tricky", Prop,
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"C", mk_arrow(Pi(P, mk_arrow(P, P)), tricky))
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function display_type(env, t)
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print(tostring(t) .. " : " .. tostring(type_checker(env):check(t)))
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end
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env = env:add_universe("u")
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local tricky_rec = Const({"tricky", "rec"}, {0})
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display_type(env, tricky_rec)
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