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Theorem elimph 29182
Description: Hypothesis elimination lemma for complex inner product spaces to assist weak deduction theorem. (Contributed by NM, 27-Apr-2007.) (New usage is discouraged.)
Hypotheses
Ref Expression
elimph.1 𝑋 = (BaseSet‘𝑈)
elimph.5 𝑍 = (0vec𝑈)
elimph.6 𝑈 ∈ CPreHilOLD
Assertion
Ref Expression
elimph if(𝐴𝑋, 𝐴, 𝑍) ∈ 𝑋

Proof of Theorem elimph
StepHypRef Expression
1 elimph.1 . 2 𝑋 = (BaseSet‘𝑈)
2 elimph.5 . 2 𝑍 = (0vec𝑈)
3 elimph.6 . . 3 𝑈 ∈ CPreHilOLD
43phnvi 29178 . 2 𝑈 ∈ NrmCVec
51, 2, 4elimnv 29045 1 if(𝐴𝑋, 𝐴, 𝑍) ∈ 𝑋
Colors of variables: wff setvar class
Syntax hints:   = wceq 1539  wcel 2106  ifcif 4459  cfv 6433  BaseSetcba 28948  0veccn0v 28950  CPreHilOLDccphlo 29174
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  df-ph 29175
This theorem is referenced by:  ipdiri  29192  ipassi  29203  sii  29216
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