ILE Home Intuitionistic Logic Explorer < Previous   Next >
Nearby theorems
Mirrors  >  Home  >  ILE Home  >  Th. List  >  pwex GIF version

Theorem pwex 4320
Description: Power set axiom expressed in class notation. (Contributed by NM, 21-Jun-1993.)
Hypothesis
Ref Expression
pwex.1 𝐴 ∈ V
Assertion
Ref Expression
pwex 𝒫 𝐴 ∈ V

Proof of Theorem pwex
StepHypRef Expression
1 pwex.1 . 2 𝐴 ∈ V
2 pwexg 4317 . 2 (𝐴 ∈ V → 𝒫 𝐴 ∈ V)
31, 2ax-mp 5 1 𝒫 𝐴 ∈ V
Colors of variables:    wff set class
This proof depends on syntax axioms:  wcel 2209  Vcvv 2821  𝒫 cpw 3688
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-io 721  ax-5 1500  ax-7 1501  ax-gen 1502  ax-ie1 1546  ax-ie2 1547  ax-8 1557  ax-10 1558  ax-11 1559  ax-i12 1560  ax-bndl 1562  ax-4 1563  ax-17 1579  ax-i9 1583  ax-ial 1587  ax-i5r 1588  ax-14 2212  ax-ext 2220  ax-sep 4249  ax-pow 4311
This proof depends on definitions:  df-bi 117  df-tru 1405  df-nf 1514  df-sb 1816  df-clab 2225  df-cleq 2231  df-clel 2234  df-nfc 2381  df-v 2823  df-in 3226  df-ss 3233  df-pw 3690
This theorem is used by:  p0ex  4325  pp0ex  4326  ord3ex  4327  abexssex  6354  fnpm  6930  exmidpw  7215  pw1on  7586  pw1dom2  7587  pw1nel3  7591  sucpw1ne3  7592  sucpw1nel3  7593  npex  7841  axcnex  8227  pnfxr  8379  mnfxr  8383  ixxex  10312  prdsvallem  13672  istopon  15166  dmtopon  15176  fncld  15251  pw1map  17147  pw1mapen  17148
  Copyright terms: Public domain W3C validator