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Theorem fabex 3660
Description: Existence of a set of functions.
Hypotheses
Ref Expression
fabex.1 A V
fabex.2 B V
fabex.3 F = {x(x:A–→B φ)}
Assertion
Ref Expression
fabex F V
Distinct variable groups:   x,A   x,B

Proof of Theorem fabex
StepHypRef Expression
1 fabex.1 . 2 A V
2 fabex.2 . 2 B V
3 fabex.3 . . 3 F = {x(x:A–→B φ)}
43fabexg 3659 . 2 ((A V B V) → F V)
51, 2, 4mp2an 699 1 F V
Colors of variables: wff set class
Syntax hints:   wa 223   = wceq 958   wcel 960  {cab 1466  Vcvv 1814  –→wf 3184
This theorem is referenced by:  lnoval 8409  hmeogrp 10524
This theorem was proved from axioms:  ax-1 4  ax-2 5  ax-3 6  ax-mp 7  ax-7 964  ax-gen 965  ax-8 966  ax-10 968  ax-11 969  ax-12 970  ax-13 971  ax-14 972  ax-17 973  ax-4 975  ax-5o 977  ax-6o 980  ax-9o 1125  ax-10o 1142  ax-16 1212  ax-11o 1220  ax-ext 1462  ax-sep 2708  ax-pow 2748  ax-pr 2785  ax-un 2872
This theorem depends on definitions:  df-bi 147  df-or 224  df-an 225  df-ex 983  df-sb 1174  df-eu 1384  df-mo 1385  df-clab 1467  df-cleq 1472  df-clel 1475  df-ne 1590  df-v 1815  df-dif 2052  df-un 2053  df-in 2054  df-ss 2056  df-nul 2284  df-pw 2406  df-sn 2416  df-pr 2417  df-op 2420  df-uni 2508  df-br 2625  df-opab 2672  df-xp 3190  df-rel 3191  df-cnv 3192  df-dm 3194  df-rn 3195  df-fun 3198  df-fn 3199  df-f 3200
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