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Theorem chne0i 22955
 Description: A nonzero closed subspace has a nonzero vector. (Contributed by NM, 25-Feb-2006.) (New usage is discouraged.)
Hypothesis
Ref Expression
ch0le.1
Assertion
Ref Expression
chne0i
Distinct variable group:   ,

Proof of Theorem chne0i
StepHypRef Expression
1 ch0le.1 . . 3
21chshii 22730 . 2
32shne0i 22950 1
 Colors of variables: wff set class Syntax hints:   wb 177   wcel 1725   wne 2599  wrex 2706  c0v 22427  cch 22432  c0h 22438 This theorem is referenced by:  chne0  22996  hne0  23049  h1datomi  23083  riesz3i  23565  pjnmopi  23651 This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-3 7  ax-mp 8  ax-gen 1555  ax-5 1566  ax-17 1626  ax-9 1666  ax-8 1687  ax-6 1744  ax-7 1749  ax-11 1761  ax-12 1950  ax-ext 2417  ax-sep 4330  ax-hilex 22502  ax-hv0cl 22506 This theorem depends on definitions:  df-bi 178  df-or 360  df-an 361  df-3an 938  df-tru 1328  df-ex 1551  df-nf 1554  df-sb 1659  df-clab 2423  df-cleq 2429  df-clel 2432  df-nfc 2561  df-ne 2601  df-rex 2711  df-rab 2714  df-v 2958  df-dif 3323  df-un 3325  df-in 3327  df-ss 3334  df-nul 3629  df-if 3740  df-pw 3801  df-sn 3820  df-pr 3821  df-op 3823  df-uni 4016  df-br 4213  df-opab 4267  df-xp 4884  df-cnv 4886  df-dm 4888  df-rn 4889  df-res 4890  df-ima 4891  df-iota 5418  df-fv 5462  df-ov 6084  df-sh 22709  df-ch 22724  df-ch0 22755
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