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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 (* This file was automatically generated: do not edit *********************)
17 include "basic_1/csubc/csuba.ma".
19 lemma csubc_arity_conf:
20 \forall (g: G).(\forall (c1: C).(\forall (c2: C).((csubc g c1 c2) \to
21 (\forall (t: T).(\forall (a: A).((arity g c1 t a) \to (arity g c2 t a)))))))
23 \lambda (g: G).(\lambda (c1: C).(\lambda (c2: C).(\lambda (H: (csubc g c1
24 c2)).(\lambda (t: T).(\lambda (a: A).(\lambda (H0: (arity g c1 t
25 a)).(csuba_arity g c1 t a H0 c2 (csubc_csuba g c1 c2 H)))))))).
27 lemma csubc_arity_trans:
28 \forall (g: G).(\forall (c1: C).(\forall (c2: C).((csubc g c1 c2) \to
29 ((csubv c1 c2) \to (\forall (t: T).(\forall (a: A).((arity g c2 t a) \to
30 (arity g c1 t a))))))))
32 \lambda (g: G).(\lambda (c1: C).(\lambda (c2: C).(\lambda (H: (csubc g c1
33 c2)).(\lambda (H0: (csubv c1 c2)).(\lambda (t: T).(\lambda (a: A).(\lambda
34 (H1: (arity g c2 t a)).(csuba_arity_rev g c2 t a H1 c1 (csubc_csuba g c1 c2