Theorem nvzcl 26873

Description: Closure law for the zero vector of a normed complex vector space. (Contributed by NM, 27-Nov-2007.) (Revised by Mario Carneiro, 21-Dec-2013.) (New usage is discouraged.)

Hypotheses

Ref	Expression
nvzcl.1	⊢ 𝑋 = (BaseSet‘𝑈)
nvzcl.6	⊢ 𝑍 = (0vec‘𝑈)

Assertion

Ref	Expression
nvzcl	⊢ (𝑈 ∈ NrmCVec → 𝑍 ∈ 𝑋)

Proof of Theorem nvzcl

Step	Hyp	Ref	Expression
1		eqid 2610	. . 3 ⊢ ( +𝑣 ‘𝑈) = ( +𝑣 ‘𝑈)
2		nvzcl.6	. . 3 ⊢ 𝑍 = (0vec‘𝑈)
3	1, 2	0vfval 26845	. 2 ⊢ (𝑈 ∈ NrmCVec → 𝑍 = (GId‘( +𝑣 ‘𝑈)))
4	1	nvgrp 26856	. . 3 ⊢ (𝑈 ∈ NrmCVec → ( +𝑣 ‘𝑈) ∈ GrpOp)
5		nvzcl.1	. . . . 5 ⊢ 𝑋 = (BaseSet‘𝑈)
6	5, 1	bafval 26843	. . . 4 ⊢ 𝑋 = ran ( +𝑣 ‘𝑈)
7		eqid 2610	. . . 4 ⊢ (GId‘( +𝑣 ‘𝑈)) = (GId‘( +𝑣 ‘𝑈))
8	6, 7	grpoidcl 26752	. . 3 ⊢ (( +𝑣 ‘𝑈) ∈ GrpOp → (GId‘( +𝑣 ‘𝑈)) ∈ 𝑋)
9	4, 8	syl 17	. 2 ⊢ (𝑈 ∈ NrmCVec → (GId‘( +𝑣 ‘𝑈)) ∈ 𝑋)
10	3, 9	eqeltrd 2688	1 ⊢ (𝑈 ∈ NrmCVec → 𝑍 ∈ 𝑋)

Syntax hints:   → wi 4   = wceq 1475   ∈ wcel 1977  ‘cfv 5804  GrpOpcgr 26727  GIdcgi 26728  NrmCVeccnv 26823   +_𝑣 cpv 26824  BaseSetcba 26825  0_veccn0v 26827

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-riota 6511  df-ov 6552  df-oprab 6553  df-1st 7059  df-2nd 7060  df-grpo 26731  df-gid 26732  df-ablo 26783  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:  nvmeq0  26897  nvz0  26907  elimnv  26922  nvnd  26927  imsmetlem  26929  dip0r  26956  dip0l  26957  sspz  26974  lno0  26995  lnomul  26999  nvo00  27000  nmosetn0  27004  nmooge0  27006  0oo  27028  0lno  27029  nmoo0  27030  blocni  27044  ubthlem1  27110  minvecolem1  27114  hl0cl  27142  hhshsslem2  27509