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Theorem genpelv 3897
Description: Membership in value of general operation (addition or multiplication) on positive reals.
Hypotheses
Ref Expression
genp.1 |- F = {<.<.w, v>., u>. | ((w e. P. /\ v e. P.) /\ u = {x | E.y e. w E.z e. v x = (yGz)})}
genpelv.2 |- C e. V
Assertion
Ref Expression
genpelv |- ((A e. P. /\ B e. P.) -> (C e. (AFB) <-> E.fE.g((f e. A /\ g e. B) /\ C = (fGg))))
Distinct variable group(s):   x,y,z,f,g,A   x,B,y,z,f,g   x,w,v,u,G,y,z,f,g   f,F,g   C,f,g

Proof of Theorem genpelv
StepHypRef Expression
1 genp.1 . . . 4 |- F = {<.<.w, v>., u>. | ((w e. P. /\ v e. P.) /\ u = {x | E.y e. w E.z e. v x = (yGz)})}
21genpv 3896 . . 3 |- ((A e. P. /\ B e. P.) -> (AFB) = {h | E.fE.g((f e. A /\ g e. B) /\ h = (fGg))})
32eleq2d 1156 . 2 |- ((A e. P. /\ B e. P.) -> (C e. (AFB) <-> C e. {h | E.fE.g((f e. A /\ g e. B) /\ h = (fGg))}))
4 genpelv.2 . . 3 |- C e. V
5 cleq1 1107 . . . . 5 |- (h = C -> (h = (fGg) <-> C = (fGg)))
65anbi2d 468 . . . 4 |- (h = C -> (((f e. A /\ g e. B) /\ h = (fGg)) <-> ((f e. A /\ g e. B) /\ C = (fGg))))
76bi2exdv 938 . . 3 |- (h = C -> (E.fE.g((f e. A /\ g e. B) /\ h = (fGg)) <-> E.fE.g((f e. A /\ g e. B) /\ C = (fGg))))
84, 7elab 1415 . 2 |- (C e. {h | E.fE.g((f e. A /\ g e. B) /\ h = (fGg))} <-> E.fE.g((f e. A /\ g e. B) /\ C = (fGg)))
93, 8syl6bb 414 1 |- ((A e. P. /\ B e. P.) -> (C e. (AFB) <-> E.fE.g((f e. A /\ g e. B) /\ C = (fGg))))
Colors of variables: wff set class
Syntax hints:   -> wi 2   <-> wb 127   /\ wa 196  E.wex 678  {cab 1090   = wceq 1091   e. wcel 1092  E.wrex 1202  Vcvv 1348  (class class class)co 3001  {copab2 3002  P.cnp 3779
This theorem is referenced by:  genpcd 3903  genpass 3906  distrlem1pr 3921  distrlem5pr 3925  1idpr 3927  ltexprlem6 3941  reclem3pr 3952  reclem4pr 3953
This theorem was proved from axioms:  ax-1 3  ax-2 4  ax-3 5  ax-mp 6  ax-4 673  ax-5 674  ax-6 675  ax-7 676  ax-gen 677  ax-8 798  ax-9 799  ax-10 800  ax-11 801  ax-12 802  ax-13 804  ax-14 805  ax-16 922  ax-17 925  ax-ext 1074  ax-rep 1075  ax-un 1076  ax-pow 1077
This theorem depends on definitions:  df-bi 128  df-or 197  df-an 198  df-3an 583  df-ex 679  df-sb 853  df-eu 1009  df-mo 1010  df-clab 1093  df-cleq 1097  df-clel 1099  df-ral 1205  df-rex 1206  df-rab 1208  df-v 1349  df-dif 1489  df-un 1490  df-in 1491  df-ss 1492  df-nul 1708  df-pw 1799  df-sn 1811  df-pr 1812  df-op 1815  df-uni 1920  df-br 2063  df-opab 2098  df-id 2125  df-xp 2424  df-rel 2425  df-cnv 2426  df-co 2427  df-dm 2428  df-rn 2429  df-res 2430  df-ima 2431  df-fun 2432  df-fv 2438  df-opr 3003  df-oprab 3004
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