Theorem cuspusp 22104

Description: A complete uniform space is an uniform space. (Contributed by Thierry Arnoux, 3-Dec-2017.)

Assertion

Ref	Expression
cuspusp	|- ( W e. CUnifSp -> W e. UnifSp )

Proof of Theorem cuspusp

Dummy variable c is distinct from all other variables.

Step	Hyp	Ref	Expression
1		iscusp 22103	. 2 |- ( W e. CUnifSp <-> ( W e. UnifSp /\ A. c e. ( Fil ` ( Base ` W ) ) ( c e. (CauFilu ` (UnifSt ` W ) ) -> ( ( TopOpen ` W ) fLim c ) =/= (/) ) ) )
2	1	simplbi 476	1 |- ( W e. CUnifSp -> W e. UnifSp )

Syntax hints:   -> wi 4   e. wcel 1990   =/= wne 2794   A.wral 2912   (/)c0 3915   ` cfv 5888  (class class class)co 6650   Basecbs 15857   TopOpenctopn 16082   Filcfil 21649   fLim cflim 21738  UnifStcuss 22057  UnifSpcusp 22058  CauFil_uccfilu 22090  CUnifSpccusp 22101

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1722  ax-4 1737  ax-5 1839  ax-6 1888  ax-7 1935  ax-9 1999  ax-10 2019  ax-11 2034  ax-12 2047  ax-13 2246  ax-ext 2602

This theorem depends on definitions:  df-bi 197  df-or 385  df-an 386  df-3an 1039  df-tru 1486  df-ex 1705  df-nf 1710  df-sb 1881  df-clab 2609  df-cleq 2615  df-clel 2618  df-nfc 2753  df-ne 2795  df-ral 2917  df-rex 2918  df-rab 2921  df-v 3202  df-dif 3577  df-un 3579  df-in 3581  df-ss 3588  df-nul 3916  df-if 4087  df-sn 4178  df-pr 4180  df-op 4184  df-uni 4437  df-br 4654  df-iota 5851  df-fv 5896  df-ov 6653  df-cusp 22102

This theorem is referenced by:  cnextucn  22107  ucnextcn  22108  rrhcn  30041  rrhre  30065