X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_sor_sor_sle.ma;fp=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fground%2Frelocation%2Fgr_sor_sor_sle.ma;h=a27e1a2b0fb8cc2894d81282a01736ffee513283;hb=55c768d7e45babb300b5010463ba3196a68f1bbe;hp=0000000000000000000000000000000000000000;hpb=15212e44902f25536f6e2de4bec4cedcd9a9804d;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_sor_sle.ma b/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_sor_sle.ma new file mode 100644 index 000000000..a27e1a2b0 --- /dev/null +++ b/matita/matita/contribs/lambdadelta/ground/relocation/gr_sor_sor_sle.ma @@ -0,0 +1,25 @@ +(**************************************************************************) +(* ___ *) +(* ||M|| *) +(* ||A|| A project by Andrea Asperti *) +(* ||T|| *) +(* ||I|| Developers: *) +(* ||T|| The HELM team. *) +(* ||A|| http://helm.cs.unibo.it *) +(* \ / *) +(* \ / This file is distributed under the terms of the *) +(* v GNU General Public License Version 2 *) +(* *) +(**************************************************************************) + +include "ground/relocation/gr_sle.ma". +include "ground/relocation/gr_sor.ma". + +(* RELATIONAL UNION FOR GENERIC RELOCATION MAPS ***********************************************************) + +(* Main inversion lemmas with inclusion ****************************************************) + +(*** monotonic_sle_sor *) +axiom gr_sor_monotonic_sle: + ∀f1,g1. f1 ⊆ g1 → ∀f2,g2. f2 ⊆ g2 → + ∀f. f1 ⋓ f2 ≘ f → ∀g. g1 ⋓ g2 ≘ g → f ⊆ g.