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Theorem f1owe 2943
Description: Well-ordering of isomorphic relations.
Hypothesis
Ref Expression
f1owe.1 R = {⟨x, y⟩∣(Fx)S(Fy)}
Assertion
Ref Expression
f1owe (F:A1-1-ontoB → (S We BR We A))
Distinct variable group(s):   x,y,S   x,F,y

Proof of Theorem f1owe
StepHypRef Expression
1 fveq2 2832 . . . . . 6 (x = z → (Fx) = (Fz))
21breq1d 2071 . . . . 5 (x = z → ((Fx)S(Fy) ↔ (Fz)S(Fy)))
3 fveq2 2832 . . . . . 6 (y = w → (Fy) = (Fw))
43breq2d 2072 . . . . 5 (y = w → ((Fz)S(Fy) ↔ (Fz)S(Fw)))
5 f1owe.1 . . . . 5 R = {⟨x, y⟩∣(Fx)S(Fy)}
62, 4, 5brabg 2116 . . . 4 ((zAwA) → (zRw ↔ (Fz)S(Fw)))
76rgen2 1248 . . 3 zAwA (zRw ↔ (Fz)S(Fw))
8 df-iso 2439 . . . 4 (F Isom R, S (A, B) ↔ (F:A1-1-ontoB ∧ ∀zAwA (zRw ↔ (Fz)S(Fw))))
9 isowe 2941 . . . 4 (F Isom R, S (A, B) → (R We AS We B))
108, 9sylbir 176 . . 3 ((F:A1-1-ontoB ∧ ∀zAwA (zRw ↔ (Fz)S(Fw))) → (R We AS We B))
117, 10mpan2 519 . 2 (F:A1-1-ontoB → (R We AS We B))
1211biimprd 136 1 (F:A1-1-ontoB → (S We BR We A))
Colors of variables: wff set class
Syntax hints:   → wi 2   ↔ wb 127   ∧ wa 196   = weq 797   = wceq 1091  ∀wral 1201   class class class wbr 2054  {copab 2055   We wwe 2062  –1-1-ontowf1o 2421   ‘cfv 2422   Isom wiso 2423
This theorem is referenced by:  weth 3602
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-3or 582  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-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-tp 1814  df-op 1815  df-uni 1920  df-br 2063  df-opab 2098  df-id 2125  df-po 2128  df-so 2138  df-fr 2169  df-we 2186  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-fn 2433  df-f 2434  df-f1 2435  df-fo 2436  df-f1o 2437  df-fv 2438  df-iso 2439
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