X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2Fsoftware%2Fmatita%2Flibrary%2Fnat%2Fprimes.ma;h=67d8254641379f309669e8dc0fa3ee6e1001caea;hb=e880d6eab5e1700f4a625ddcd7d0fa8f0cce2dcc;hp=049801e8a832b2f61c0fb47b968cd99c097d8cc2;hpb=063523ae5f8da7e6458232f4afb6744ec86dc8bd;p=helm.git diff --git a/helm/software/matita/library/nat/primes.ma b/helm/software/matita/library/nat/primes.ma index 049801e8a..67d825464 100644 --- a/helm/software/matita/library/nat/primes.ma +++ b/helm/software/matita/library/nat/primes.ma @@ -20,9 +20,8 @@ include "nat/factorial.ma". inductive divides (n,m:nat) : Prop \def witness : \forall p:nat.m = times n p \to divides n m. -interpretation "divides" 'divides n m = (cic:/matita/nat/primes/divides.ind#xpointer(1/1) n m). -interpretation "not divides" 'ndivides n m = - (cic:/matita/logic/connectives/Not.con (cic:/matita/nat/primes/divides.ind#xpointer(1/1) n m)). +interpretation "divides" 'divides n m = (divides n m). +interpretation "not divides" 'ndivides n m = (Not (divides n m)). theorem reflexive_divides : reflexive nat divides. unfold reflexive.