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Theorem cphnvc 25497
Description: A subcomplex pre-Hilbert space is a normed vector space. (Contributed by Mario Carneiro, 8-Oct-2015.)
Assertion
Ref Expression
cphnvc (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmVec)

Proof of Theorem cphnvc
StepHypRef Expression
1 cphnlm 25493 . 2 (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmMod)
2 cphlvec 25496 . 2 (𝑊 ∈ ℂPreHil → 𝑊 ∈ LVec)
3 isnvc 25014 . 2 (𝑊 ∈ NrmVec ↔ (𝑊 ∈ NrmMod ∧ 𝑊 ∈ LVec))
41, 2, 3sylanbrc 595 1 (𝑊 ∈ ℂPreHil → 𝑊 ∈ NrmVec)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   → wi 4   ∈ wcel 2145  LVecclvec 21377  NrmModcnlm 24899  NrmVeccnvc 24900  ℂPreHilccph 25487
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 2147  ax-9 2155  ax-ext 2733  ax-nul 5260
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 2740  df-cleq 2753  df-clel 2836  df-ne 2957  df-ral 3078  df-rab 3414  df-v 3453  df-sbc 3740  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-sn 4585  df-pr 4587  df-op 4591  df-uni 4868  df-br 5104  df-opab 5168  df-mpt 5187  df-xp 5657  df-cnv 5659  df-dm 5661  df-rn 5662  df-res 5663  df-ima 5664  df-iota 6494  df-fv 6546  df-ov 7423  df-phl 21932  df-nvc 24906  df-cph 25489
This theorem is used by:  ishl2  25691  csschl  25697
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