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Theorem fullpropd 17908
Description: If two categories have the same set of objects, morphisms, and compositions, then they have the same full functors. (Contributed by Mario Carneiro, 27-Jan-2017.)
Hypotheses
Ref Expression
fullpropd.1 (𝜑 → (Homf𝐴) = (Homf𝐵))
fullpropd.2 (𝜑 → (compf𝐴) = (compf𝐵))
fullpropd.3 (𝜑 → (Homf𝐶) = (Homf𝐷))
fullpropd.4 (𝜑 → (compf𝐶) = (compf𝐷))
fullpropd.a (𝜑𝐴𝑉)
fullpropd.b (𝜑𝐵𝑉)
fullpropd.c (𝜑𝐶𝑉)
fullpropd.d (𝜑𝐷𝑉)
Assertion
Ref Expression
fullpropd (𝜑 → (𝐴 Full 𝐶) = (𝐵 Full 𝐷))

Proof of Theorem fullpropd
Dummy variables 𝑓 𝑔 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 relfull 17896 . 2 Rel (𝐴 Full 𝐶)
2 relfull 17896 . 2 Rel (𝐵 Full 𝐷)
3 fullpropd.1 . . . . . . . 8 (𝜑 → (Homf𝐴) = (Homf𝐵))
43homfeqbas 17675 . . . . . . 7 (𝜑 → (Base‘𝐴) = (Base‘𝐵))
54adantr 479 . . . . . 6 ((𝜑𝑓(𝐴 Func 𝐶)𝑔) → (Base‘𝐴) = (Base‘𝐵))
65adantr 479 . . . . . . 7 (((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) → (Base‘𝐴) = (Base‘𝐵))
7 eqid 2725 . . . . . . . . 9 (Base‘𝐶) = (Base‘𝐶)
8 eqid 2725 . . . . . . . . 9 (Hom ‘𝐶) = (Hom ‘𝐶)
9 eqid 2725 . . . . . . . . 9 (Hom ‘𝐷) = (Hom ‘𝐷)
10 fullpropd.3 . . . . . . . . . 10 (𝜑 → (Homf𝐶) = (Homf𝐷))
1110ad3antrrr 728 . . . . . . . . 9 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → (Homf𝐶) = (Homf𝐷))
12 eqid 2725 . . . . . . . . . . 11 (Base‘𝐴) = (Base‘𝐴)
13 simpllr 774 . . . . . . . . . . 11 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → 𝑓(𝐴 Func 𝐶)𝑔)
1412, 7, 13funcf1 17851 . . . . . . . . . 10 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → 𝑓:(Base‘𝐴)⟶(Base‘𝐶))
15 simplr 767 . . . . . . . . . 10 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → 𝑥 ∈ (Base‘𝐴))
1614, 15ffvelcdmd 7090 . . . . . . . . 9 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → (𝑓𝑥) ∈ (Base‘𝐶))
17 simpr 483 . . . . . . . . . 10 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → 𝑦 ∈ (Base‘𝐴))
1814, 17ffvelcdmd 7090 . . . . . . . . 9 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → (𝑓𝑦) ∈ (Base‘𝐶))
197, 8, 9, 11, 16, 18homfeqval 17676 . . . . . . . 8 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦)) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦)))
2019eqeq2d 2736 . . . . . . 7 ((((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) ∧ 𝑦 ∈ (Base‘𝐴)) → (ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦)) ↔ ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦))))
216, 20raleqbidva 3317 . . . . . 6 (((𝜑𝑓(𝐴 Func 𝐶)𝑔) ∧ 𝑥 ∈ (Base‘𝐴)) → (∀𝑦 ∈ (Base‘𝐴)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦)) ↔ ∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦))))
225, 21raleqbidva 3317 . . . . 5 ((𝜑𝑓(𝐴 Func 𝐶)𝑔) → (∀𝑥 ∈ (Base‘𝐴)∀𝑦 ∈ (Base‘𝐴)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦)) ↔ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦))))
2322pm5.32da 577 . . . 4 (𝜑 → ((𝑓(𝐴 Func 𝐶)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐴)∀𝑦 ∈ (Base‘𝐴)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦))) ↔ (𝑓(𝐴 Func 𝐶)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦)))))
24 fullpropd.2 . . . . . . 7 (𝜑 → (compf𝐴) = (compf𝐵))
25 fullpropd.4 . . . . . . 7 (𝜑 → (compf𝐶) = (compf𝐷))
26 fullpropd.a . . . . . . 7 (𝜑𝐴𝑉)
27 fullpropd.b . . . . . . 7 (𝜑𝐵𝑉)
28 fullpropd.c . . . . . . 7 (𝜑𝐶𝑉)
29 fullpropd.d . . . . . . 7 (𝜑𝐷𝑉)
303, 24, 10, 25, 26, 27, 28, 29funcpropd 17888 . . . . . 6 (𝜑 → (𝐴 Func 𝐶) = (𝐵 Func 𝐷))
3130breqd 5154 . . . . 5 (𝜑 → (𝑓(𝐴 Func 𝐶)𝑔𝑓(𝐵 Func 𝐷)𝑔))
3231anbi1d 629 . . . 4 (𝜑 → ((𝑓(𝐴 Func 𝐶)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦))) ↔ (𝑓(𝐵 Func 𝐷)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦)))))
3323, 32bitrd 278 . . 3 (𝜑 → ((𝑓(𝐴 Func 𝐶)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐴)∀𝑦 ∈ (Base‘𝐴)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦))) ↔ (𝑓(𝐵 Func 𝐷)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦)))))
3412, 8isfull 17898 . . 3 (𝑓(𝐴 Full 𝐶)𝑔 ↔ (𝑓(𝐴 Func 𝐶)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐴)∀𝑦 ∈ (Base‘𝐴)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐶)(𝑓𝑦))))
35 eqid 2725 . . . 4 (Base‘𝐵) = (Base‘𝐵)
3635, 9isfull 17898 . . 3 (𝑓(𝐵 Full 𝐷)𝑔 ↔ (𝑓(𝐵 Func 𝐷)𝑔 ∧ ∀𝑥 ∈ (Base‘𝐵)∀𝑦 ∈ (Base‘𝐵)ran (𝑥𝑔𝑦) = ((𝑓𝑥)(Hom ‘𝐷)(𝑓𝑦))))
3733, 34, 363bitr4g 313 . 2 (𝜑 → (𝑓(𝐴 Full 𝐶)𝑔𝑓(𝐵 Full 𝐷)𝑔))
381, 2, 37eqbrrdiv 5790 1 (𝜑 → (𝐴 Full 𝐶) = (𝐵 Full 𝐷))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 394   = wceq 1533  wcel 2098  wral 3051   class class class wbr 5143  ran crn 5673  cfv 6543  (class class class)co 7416  Basecbs 17179  Hom chom 17243  Homf chomf 17645  compfccomf 17646   Func cfunc 17839   Full cful 17890
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1905  ax-6 1963  ax-7 2003  ax-8 2100  ax-9 2108  ax-10 2129  ax-11 2146  ax-12 2166  ax-ext 2696  ax-rep 5280  ax-sep 5294  ax-nul 5301  ax-pow 5359  ax-pr 5423  ax-un 7738
This theorem depends on definitions:  df-bi 206  df-an 395  df-or 846  df-3an 1086  df-tru 1536  df-fal 1546  df-ex 1774  df-nf 1778  df-sb 2060  df-mo 2528  df-eu 2557  df-clab 2703  df-cleq 2717  df-clel 2802  df-nfc 2877  df-ne 2931  df-ral 3052  df-rex 3061  df-reu 3365  df-rab 3420  df-v 3465  df-sbc 3769  df-csb 3885  df-dif 3942  df-un 3944  df-in 3946  df-ss 3956  df-nul 4319  df-if 4525  df-pw 4600  df-sn 4625  df-pr 4627  df-op 4631  df-uni 4904  df-iun 4993  df-br 5144  df-opab 5206  df-mpt 5227  df-id 5570  df-xp 5678  df-rel 5679  df-cnv 5680  df-co 5681  df-dm 5682  df-rn 5683  df-res 5684  df-ima 5685  df-iota 6495  df-fun 6545  df-fn 6546  df-f 6547  df-f1 6548  df-fo 6549  df-f1o 6550  df-fv 6551  df-riota 7372  df-ov 7419  df-oprab 7420  df-mpo 7421  df-1st 7991  df-2nd 7992  df-map 8845  df-ixp 8915  df-cat 17647  df-cid 17648  df-homf 17649  df-comf 17650  df-func 17843  df-full 17892
This theorem is referenced by: (None)
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