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Theorem 3ex 12425
Description: The number 3 is a set. (Contributed by David A. Wheeler, 8-Dec-2018.)
Assertion
Ref Expression
3ex 3 ∈ V

Proof of Theorem 3ex
StepHypRef Expression
1 3cn 12424 . 2 3 ∈ ℂ
21elexi 3473 1 3 ∈ V
Colors of variables:    wff setvar class
This proof depends on syntax axioms:   ∈ wcel 2145  Vcvv 3451  ℂcc 11198  3c3 12398
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-1cn 11258  ax-addcl 11260
This proof depends on definitions:  df-bi 210  df-an 402  df-tru 1573  df-ex 1813  df-sb 2100  df-clab 2740  df-cleq 2753  df-clel 2836  df-v 3453  df-2 12405  df-3 12406
This theorem is used by:  fztpval  13720  funcnvs4  15066  iblcnlem1  26108  basellem9  27416  lgsdir2lem3  27654  axlowdimlem7  29526  axlowdimlem8  29527  axlowdimlem9  29528  axlowdimlem13  29532  3wlkdlem4  30763  3pthdlem1  30765  upgr4cycl4dv4e  30786  konigsberglem4  30856  konigsberglem5  30857  ex-pss  31029  ex-fv  31044  ex-1st  31045  ex-2nd  31046  rabren3dioph  43821  lhe4.4ex1a  45312  nnsum4primesodd  48893  nnsum4primesoddALTV  48894  usgrexmpl1lem  49118  usgrexmpl2lem  49123  usgrexmpl2nb0  49128  usgrexmpl2nb1  49129  usgrexmpl2nb2  49130  usgrexmpl2nb3  49131  usgrexmpl2nb4  49132  usgrexmpl2trifr  49134  zlmodzxzldeplem  49609
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