Theorem nvzcl 28996

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 2738	. . 3 ⊢ ( +𝑣 ‘𝑈) = ( +𝑣 ‘𝑈)
2		nvzcl.6	. . 3 ⊢ 𝑍 = (0vec‘𝑈)
3	1, 2	0vfval 28968	. 2 ⊢ (𝑈 ∈ NrmCVec → 𝑍 = (GId‘( +𝑣 ‘𝑈)))
4	1	nvgrp 28979	. . 3 ⊢ (𝑈 ∈ NrmCVec → ( +𝑣 ‘𝑈) ∈ GrpOp)
5		nvzcl.1	. . . . 5 ⊢ 𝑋 = (BaseSet‘𝑈)
6	5, 1	bafval 28966	. . . 4 ⊢ 𝑋 = ran ( +𝑣 ‘𝑈)
7		eqid 2738	. . . 4 ⊢ (GId‘( +𝑣 ‘𝑈)) = (GId‘( +𝑣 ‘𝑈))
8	6, 7	grpoidcl 28876	. . 3 ⊢ (( +𝑣 ‘𝑈) ∈ GrpOp → (GId‘( +𝑣 ‘𝑈)) ∈ 𝑋)
9	4, 8	syl 17	. 2 ⊢ (𝑈 ∈ NrmCVec → (GId‘( +𝑣 ‘𝑈)) ∈ 𝑋)
10	3, 9	eqeltrd 2839	1 ⊢ (𝑈 ∈ NrmCVec → 𝑍 ∈ 𝑋)

Syntax hints:   → wi 4   = wceq 1539   ∈ wcel 2106  ‘cfv 6433  GrpOpcgr 28851  GIdcgi 28852  NrmCVeccnv 28946   +_𝑣 cpv 28947  BaseSetcba 28948  0_veccn0v 28950

This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1798  ax-4 1812  ax-5 1913  ax-6 1971  ax-7 2011  ax-8 2108  ax-9 2116  ax-10 2137  ax-11 2154  ax-12 2171  ax-ext 2709  ax-rep 5209  ax-sep 5223  ax-nul 5230  ax-pr 5352  ax-un 7588

This theorem depends on definitions:  df-bi 206  df-an 397  df-or 845  df-3an 1088  df-tru 1542  df-fal 1552  df-ex 1783  df-nf 1787  df-sb 2068  df-mo 2540  df-eu 2569  df-clab 2716  df-cleq 2730  df-clel 2816  df-nfc 2889  df-ne 2944  df-ral 3069  df-rex 3070  df-reu 3072  df-rab 3073  df-v 3434  df-sbc 3717  df-csb 3833  df-dif 3890  df-un 3892  df-in 3894  df-ss 3904  df-nul 4257  df-if 4460  df-sn 4562  df-pr 4564  df-op 4568  df-uni 4840  df-iun 4926  df-br 5075  df-opab 5137  df-mpt 5158  df-id 5489  df-xp 5595  df-rel 5596  df-cnv 5597  df-co 5598  df-dm 5599  df-rn 5600  df-res 5601  df-ima 5602  df-iota 6391  df-fun 6435  df-fn 6436  df-f 6437  df-f1 6438  df-fo 6439  df-f1o 6440  df-fv 6441  df-riota 7232  df-ov 7278  df-oprab 7279  df-1st 7831  df-2nd 7832  df-grpo 28855  df-gid 28856  df-ablo 28907  df-vc 28921  df-nv 28954  df-va 28957  df-ba 28958  df-sm 28959  df-0v 28960  df-nmcv 28962

This theorem is referenced by:  nvmeq0  29020  nvz0  29030  elimnv  29045  nvnd  29050  imsmetlem  29052  dip0r  29079  dip0l  29080  sspz  29097  lno0  29118  lnomul  29122  nvo00  29123  nmosetn0  29127  nmooge0  29129  0oo  29151  0lno  29152  nmoo0  29153  blocni  29167  ubthlem1  29232  minvecolem1  29236  hl0cl  29264  hhshsslem2  29630