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Theorem ch0le 31930
Description: The zero subspace is the smallest member of C. (Contributed by NM, 14-Aug-2002.) (New usage is discouraged.)
Assertion
Ref Expression
ch0le (𝐴C → 0𝐴)

Proof of Theorem ch0le
StepHypRef Expression
1 chsh 31713 . 2 (𝐴C𝐴S )
2 sh0le 31929 . 2 (𝐴S → 0𝐴)
31, 2syl 18 1 (𝐴C → 0𝐴)
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wcel 2145  wss 3902   S csh 31417   C cch 31418  0c0h 31424
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 2734  ax-sep 5255  ax-hilex 31488
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 2741  df-cleq 2754  df-clel 2837  df-rab 3415  df-v 3455  df-dif 3905  df-un 3907  df-in 3909  df-ss 3919  df-nul 4283  df-if 4486  df-pw 4562  df-sn 4588  df-pr 4590  df-op 4594  df-uni 4871  df-br 5108  df-opab 5172  df-xp 5665  df-cnv 5667  df-dm 5669  df-rn 5670  df-res 5671  df-ima 5672  df-iota 6493  df-fv 6545  df-ov 7420  df-sh 31696  df-ch 31710  df-ch0 31742
This theorem is used by:  chnlen0  31933  ch0pss  31934  ch0lei  31940  chssoc  31985  atcveq0  32837
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