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Theorem cmsms 25264
Description: A complete metric space is a metric space. (Contributed by Mario Carneiro, 15-Oct-2015.)
Assertion
Ref Expression
cmsms (𝐺 ∈ CMetSp → 𝐺 ∈ MetSp)

Proof of Theorem cmsms
StepHypRef Expression
1 eqid 2729 . . 3 (Base‘𝐺) = (Base‘𝐺)
2 eqid 2729 . . 3 ((dist‘𝐺) ↾ ((Base‘𝐺) × (Base‘𝐺))) = ((dist‘𝐺) ↾ ((Base‘𝐺) × (Base‘𝐺)))
31, 2iscms 25261 . 2 (𝐺 ∈ CMetSp ↔ (𝐺 ∈ MetSp ∧ ((dist‘𝐺) ↾ ((Base‘𝐺) × (Base‘𝐺))) ∈ (CMet‘(Base‘𝐺))))
43simplbi 497 1 (𝐺 ∈ CMetSp → 𝐺 ∈ MetSp)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wcel 2109   × cxp 5621  cres 5625  cfv 6486  Basecbs 17138  distcds 17188  MetSpcms 24222  CMetccmet 25170  CMetSpccms 25248
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-ext 2701  ax-nul 5248
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-sb 2066  df-clab 2708  df-cleq 2721  df-clel 2803  df-ne 2926  df-rab 3397  df-v 3440  df-sbc 3745  df-dif 3908  df-un 3910  df-in 3912  df-ss 3922  df-nul 4287  df-if 4479  df-sn 4580  df-pr 4582  df-op 4586  df-uni 4862  df-br 5096  df-opab 5158  df-xp 5629  df-res 5635  df-iota 6442  df-fv 6494  df-cms 25251
This theorem is referenced by:  cmsss  25267  cmetcusp1  25269  rlmbn  25277  cmscsscms  25289  rrhcn  33963  dya2icoseg2  34245  sitgclbn  34310
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