Theorem shssii 31694

Description: A closed subspace of a Hilbert space is a subset of Hilbert space. (Contributed by NM, 6-Oct-1999.) (New usage is discouraged.)

Hypothesis

Ref	Expression
shssi.1	⊢ 𝐻 ∈ Sℋ

Assertion

Ref	Expression
shssii	⊢ 𝐻 ⊆ ℋ

Proof of Theorem shssii

Step	Hyp	Ref	Expression
1		shssi.1	. 2 ⊢ 𝐻 ∈ Sℋ
2		shss 31691	. 2 ⊢ (𝐻 ∈ Sℋ → 𝐻 ⊆ ℋ)
3	1, 2	ax-mp 5	1 ⊢ 𝐻 ⊆ ℋ

This proof depends on syntax axioms:   ∈ wcel 2145   ⊆ wss 3899   ℋchba 31400   S_ℋ csh 31409

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 2732  ax-sep 5251  ax-hilex 31480

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 2739  df-cleq 2752  df-clel 2835  df-rab 3413  df-v 3452  df-dif 3902  df-un 3904  df-in 3906  df-ss 3916  df-nul 4280  df-if 4483  df-pw 4559  df-sn 4585  df-pr 4587  df-op 4591  df-br 5104  df-opab 5168  df-xp 5661  df-cnv 5663  df-dm 5665  df-rn 5666  df-res 5667  df-ima 5668  df-sh 31688

This theorem is used by:  sheli  31695  shelii  31696  chssii  31712  hhssabloilem  31742  hhssabloi  31743  hhssnv  31745  hhssba  31752  shunssji  31850  shsval3i  31869  shjshsi  31973  span0  32023  spanuni  32025  imaelshi  32539  nlelchi  32542  hmopidmchi  32632  pjimai  32657  shatomistici  32842