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Theorem hlnv 31290
Description: Every complex Hilbert space is a normed complex vector space. (Contributed by NM, 17-Mar-2007.) (New usage is discouraged.)
Assertion
Ref Expression
hlnv (𝑈 ∈ CHilOLD𝑈 ∈ NrmCVec)

Proof of Theorem hlnv
StepHypRef Expression
1 hlobn 31287 . 2 (𝑈 ∈ CHilOLD𝑈 ∈ CBan)
2 bnnv 31265 . 2 (𝑈 ∈ CBan → 𝑈 ∈ NrmCVec)
31, 2syl 18 1 (𝑈 ∈ CHilOLD𝑈 ∈ NrmCVec)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wcel 2146  NrmCVeccnv 30983  CBanccbn 31261  CHilOLDchlo 31284
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2148  ax-9 2156  ax-ext 2737
This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-sb 2100  df-clab 2744  df-cleq 2757  df-clel 2840  df-rab 3419  df-v 3459  df-dif 3909  df-un 3911  df-in 3913  df-ss 3923  df-nul 4287  df-if 4490  df-sn 4592  df-pr 4594  df-op 4598  df-uni 4875  df-br 5112  df-iota 6496  df-fv 6548  df-cbn 31262  df-hlo 31285
This theorem is used by:  hlnvi  31291  hlvc  31292  hladdf  31298  hlcom  31299  hlass  31300  hl0cl  31301  hladdid  31302  hlmulf  31303  hlmulid  31304  hlmulass  31305  hldi  31306  hldir  31307  hlmul0  31308  hlipf  31309  hlipcj  31310  hlipgt0  31313
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