X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=matita%2Fmatita%2Fcontribs%2Flambdadelta%2Fdelayed_updating%2Fsubstitution%2Flift_path_length.ma;h=cd68cacb8342883151b8ebd5bb72c9b5717a6166;hb=7008128d354c6e998a87bc2febe9f86ea714869c;hp=f384cf7467621b88e03dceb0e9acdf6cea1b70d5;hpb=00fca351072c2dba11b71c14b1169d303fd6836f;p=helm.git diff --git a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_length.ma b/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_length.ma index f384cf746..cd68cacb8 100644 --- a/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_length.ma +++ b/matita/matita/contribs/lambdadelta/delayed_updating/substitution/lift_path_length.ma @@ -12,20 +12,21 @@ (* *) (**************************************************************************) -include "delayed_updating/substitution/lift_eq.ma". +include "delayed_updating/substitution/lift_path.ma". include "ground/lib/list_length.ma". (* LIFT FOR PATH ************************************************************) (* Constructions with list_length *******************************************) -lemma lift_path_length (p) (f): - ❘p❘ = ❘↑[f]p❘. -#p elim p -p // * [ #n ] #p #IH #f // -[ list_length_lcons >list_length_lcons // qed.