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Theorem ajval 28406
Description: Value of the adjoint function. (Contributed by NM, 25-Jan-2008.) (New usage is discouraged.)
Hypotheses
Ref Expression
ajval.1 𝑋 = (BaseSet‘𝑈)
ajval.2 𝑌 = (BaseSet‘𝑊)
ajval.3 𝑃 = (·𝑖OLD𝑈)
ajval.4 𝑄 = (·𝑖OLD𝑊)
ajval.5 𝐴 = (𝑈adj𝑊)
Assertion
Ref Expression
ajval ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec ∧ 𝑇:𝑋𝑌) → (𝐴𝑇) = (℩𝑠(𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
Distinct variable groups:   𝑥,𝑠,𝑦,𝑇   𝑈,𝑠,𝑥,𝑦   𝑊,𝑠,𝑥,𝑦   𝑋,𝑠,𝑥,𝑦   𝑌,𝑠,𝑦
Allowed substitution hints:   𝐴(𝑥,𝑦,𝑠)   𝑃(𝑥,𝑦,𝑠)   𝑄(𝑥,𝑦,𝑠)   𝑌(𝑥)

Proof of Theorem ajval
Dummy variable 𝑡 is distinct from all other variables.
StepHypRef Expression
1 phnv 28358 . . . . 5 (𝑈 ∈ CPreHilOLD𝑈 ∈ NrmCVec)
2 ajval.1 . . . . . 6 𝑋 = (BaseSet‘𝑈)
3 ajval.2 . . . . . 6 𝑌 = (BaseSet‘𝑊)
4 ajval.3 . . . . . 6 𝑃 = (·𝑖OLD𝑈)
5 ajval.4 . . . . . 6 𝑄 = (·𝑖OLD𝑊)
6 ajval.5 . . . . . 6 𝐴 = (𝑈adj𝑊)
72, 3, 4, 5, 6ajfval 28353 . . . . 5 ((𝑈 ∈ NrmCVec ∧ 𝑊 ∈ NrmCVec) → 𝐴 = {⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))})
81, 7sylan 572 . . . 4 ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec) → 𝐴 = {⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))})
98fveq1d 6495 . . 3 ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec) → (𝐴𝑇) = ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇))
1093adant3 1112 . 2 ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec ∧ 𝑇:𝑋𝑌) → (𝐴𝑇) = ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇))
112fvexi 6507 . . . . . 6 𝑋 ∈ V
12 fex 6809 . . . . . 6 ((𝑇:𝑋𝑌𝑋 ∈ V) → 𝑇 ∈ V)
1311, 12mpan2 678 . . . . 5 (𝑇:𝑋𝑌𝑇 ∈ V)
14 eqid 2772 . . . . . 6 {⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))} = {⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}
15 feq1 6319 . . . . . . 7 (𝑡 = 𝑇 → (𝑡:𝑋𝑌𝑇:𝑋𝑌))
16 fveq1 6492 . . . . . . . . . 10 (𝑡 = 𝑇 → (𝑡𝑥) = (𝑇𝑥))
1716oveq1d 6985 . . . . . . . . 9 (𝑡 = 𝑇 → ((𝑡𝑥)𝑄𝑦) = ((𝑇𝑥)𝑄𝑦))
1817eqeq1d 2774 . . . . . . . 8 (𝑡 = 𝑇 → (((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)) ↔ ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦))))
19182ralbidv 3143 . . . . . . 7 (𝑡 = 𝑇 → (∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)) ↔ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦))))
2015, 193anbi13d 1417 . . . . . 6 (𝑡 = 𝑇 → ((𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦))) ↔ (𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2114, 20fvopab5 6619 . . . . 5 (𝑇 ∈ V → ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇) = (℩𝑠(𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2213, 21syl 17 . . . 4 (𝑇:𝑋𝑌 → ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇) = (℩𝑠(𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
23 3anass 1076 . . . . . 6 ((𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦))) ↔ (𝑇:𝑋𝑌 ∧ (𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2423baib 528 . . . . 5 (𝑇:𝑋𝑌 → ((𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦))) ↔ (𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2524iotabidv 6167 . . . 4 (𝑇:𝑋𝑌 → (℩𝑠(𝑇:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))) = (℩𝑠(𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2622, 25eqtrd 2808 . . 3 (𝑇:𝑋𝑌 → ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇) = (℩𝑠(𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
27263ad2ant3 1115 . 2 ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec ∧ 𝑇:𝑋𝑌) → ({⟨𝑡, 𝑠⟩ ∣ (𝑡:𝑋𝑌𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑡𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))}‘𝑇) = (℩𝑠(𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
2810, 27eqtrd 2808 1 ((𝑈 ∈ CPreHilOLD𝑊 ∈ NrmCVec ∧ 𝑇:𝑋𝑌) → (𝐴𝑇) = (℩𝑠(𝑠:𝑌𝑋 ∧ ∀𝑥𝑋𝑦𝑌 ((𝑇𝑥)𝑄𝑦) = (𝑥𝑃(𝑠𝑦)))))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 387  w3a 1068   = wceq 1507  wcel 2048  wral 3082  Vcvv 3409  {copab 4985  cio 6144  wf 6178  cfv 6182  (class class class)co 6970  NrmCVeccnv 28128  BaseSetcba 28130  ·𝑖OLDcdip 28244  adjcaj 28292  CPreHilOLDccphlo 28356
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1758  ax-4 1772  ax-5 1869  ax-6 1928  ax-7 1964  ax-8 2050  ax-9 2057  ax-10 2077  ax-11 2091  ax-12 2104  ax-13 2299  ax-ext 2745  ax-rep 5043  ax-sep 5054  ax-nul 5061  ax-pow 5113  ax-pr 5180  ax-un 7273
This theorem depends on definitions:  df-bi 199  df-an 388  df-or 834  df-3an 1070  df-tru 1510  df-ex 1743  df-nf 1747  df-sb 2014  df-mo 2544  df-eu 2580  df-clab 2754  df-cleq 2765  df-clel 2840  df-nfc 2912  df-ne 2962  df-ral 3087  df-rex 3088  df-reu 3089  df-rab 3091  df-v 3411  df-sbc 3678  df-csb 3783  df-dif 3828  df-un 3830  df-in 3832  df-ss 3839  df-nul 4174  df-if 4345  df-pw 4418  df-sn 4436  df-pr 4438  df-op 4442  df-uni 4707  df-iun 4788  df-br 4924  df-opab 4986  df-mpt 5003  df-id 5305  df-xp 5406  df-rel 5407  df-cnv 5408  df-co 5409  df-dm 5410  df-rn 5411  df-res 5412  df-ima 5413  df-iota 6146  df-fun 6184  df-fn 6185  df-f 6186  df-f1 6187  df-fo 6188  df-f1o 6189  df-fv 6190  df-ov 6973  df-oprab 6974  df-mpo 6975  df-map 8200  df-aj 28294  df-ph 28357
This theorem is referenced by: (None)
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