From: Claudio Sacerdoti Coen Date: Sun, 4 Oct 2009 14:47:15 +0000 (+0000) Subject: ... X-Git-Tag: make_still_working~3386 X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=commitdiff_plain;h=23a000715f1d3961b1b4a7efcf1870772d9bec93;p=helm.git ... --- diff --git a/helm/software/matita/nlibrary/topology/igft.ma b/helm/software/matita/nlibrary/topology/igft.ma index 5032471e1..feccae478 100644 --- a/helm/software/matita/nlibrary/topology/igft.ma +++ b/helm/software/matita/nlibrary/topology/igft.ma @@ -928,6 +928,7 @@ alias symbol "covers" = "new covers set". alias symbol "covers" = "new covers". alias symbol "covers" = "new covers set". alias symbol "covers" = "new covers". +alias symbol "covers" = "new covers set". ntheorem new_coverage_infinity: ∀A:nAx.∀U:Ω^A.∀a:A. (∃i:𝐈 a. 𝐈𝐦[𝐝 a i] ◃ U) → a ◃ U. #A; #U; #a; (** screenshot "n-cov-inf-1". *)