10 lines
279 B
Lua
10 lines
279 B
Lua
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local env = empty_environment()
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assert(is_environment(env))
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assert(not env:is_global_level("U"))
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local env2 = env:add_global_level("U")
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assert(not env:is_global_level("U"))
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assert(env2:is_global_level("U"))
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assert(env:eta())
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assert(env:proof_irrel())
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assert(env:impredicative())
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