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4 (* ||A|| A project by Andrea Asperti *)
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7 (* ||T|| The HELM team. *)
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15 (* STATO: NON COMPILA: perche' dipende da coa_defs *)
17 set "baseuri" "cic:/matita/PREDICATIVE-TOPOLOGY/coa_props".
19 include "coa_defs.ma".
21 inductive True:Prop \def T:True.
24 \forall (P:COA). \forall (p:P). (le ? (zero P) p) \to True.