MPE Home Metamath Proof Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  MPE Home  >  Th. List  >  nvcli Structured version   Visualization version   GIF version

Theorem nvcli 26901
Description: The norm of a normed complex vector space is a real number. (Contributed by NM, 20-Apr-2007.) (New usage is discouraged.)
Hypotheses
Ref Expression
nvf.1 𝑋 = (BaseSet‘𝑈)
nvf.6 𝑁 = (normCV𝑈)
nvcli.9 𝑈 ∈ NrmCVec
nvcli.7 𝐴𝑋
Assertion
Ref Expression
nvcli (𝑁𝐴) ∈ ℝ

Proof of Theorem nvcli
StepHypRef Expression
1 nvcli.9 . 2 𝑈 ∈ NrmCVec
2 nvcli.7 . 2 𝐴𝑋
3 nvf.1 . . 3 𝑋 = (BaseSet‘𝑈)
4 nvf.6 . . 3 𝑁 = (normCV𝑈)
53, 4nvcl 26900 . 2 ((𝑈 ∈ NrmCVec ∧ 𝐴𝑋) → (𝑁𝐴) ∈ ℝ)
61, 2, 5mp2an 704 1 (𝑁𝐴) ∈ ℝ
Colors of variables: wff setvar class
Syntax hints:   = wceq 1475  wcel 1977  cfv 5804  cr 9814  NrmCVeccnv 26823  BaseSetcba 26825  normCVcnmcv 26829
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1713  ax-4 1728  ax-5 1827  ax-6 1875  ax-7 1922  ax-8 1979  ax-9 1986  ax-10 2006  ax-11 2021  ax-12 2034  ax-13 2234  ax-ext 2590  ax-rep 4699  ax-sep 4709  ax-nul 4717  ax-pow 4769  ax-pr 4833  ax-un 6847
This theorem depends on definitions:  df-bi 196  df-or 384  df-an 385  df-3an 1033  df-tru 1478  df-ex 1696  df-nf 1701  df-sb 1868  df-eu 2462  df-mo 2463  df-clab 2597  df-cleq 2603  df-clel 2606  df-nfc 2740  df-ne 2782  df-ral 2901  df-rex 2902  df-reu 2903  df-rab 2905  df-v 3175  df-sbc 3403  df-csb 3500  df-dif 3543  df-un 3545  df-in 3547  df-ss 3554  df-nul 3875  df-if 4037  df-sn 4126  df-pr 4128  df-op 4132  df-uni 4373  df-iun 4457  df-br 4584  df-opab 4644  df-mpt 4645  df-id 4953  df-xp 5044  df-rel 5045  df-cnv 5046  df-co 5047  df-dm 5048  df-rn 5049  df-res 5050  df-ima 5051  df-iota 5768  df-fun 5806  df-fn 5807  df-f 5808  df-f1 5809  df-fo 5810  df-f1o 5811  df-fv 5812  df-ov 6552  df-oprab 6553  df-1st 7059  df-2nd 7060  df-vc 26798  df-nv 26831  df-va 26834  df-ba 26835  df-sm 26836  df-0v 26837  df-nmcv 26839
This theorem is referenced by:  ip0i  27064  ip1ilem  27065  ipasslem10  27078  siilem1  27090  siii  27092
  Copyright terms: Public domain W3C validator