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Theorem fvmpt2curryd 7442
Description: The value of the value of a curried operation given in maps-to notation is the operation value of the original operation. (Contributed by AV, 27-Oct-2019.)
Hypotheses
Ref Expression
fvmpt2curryd.f 𝐹 = (𝑥𝑋, 𝑦𝑌𝐶)
fvmpt2curryd.c (𝜑 → ∀𝑥𝑋𝑦𝑌 𝐶𝑉)
fvmpt2curryd.y (𝜑𝑌𝑊)
fvmpt2curryd.a (𝜑𝐴𝑋)
fvmpt2curryd.b (𝜑𝐵𝑌)
Assertion
Ref Expression
fvmpt2curryd (𝜑 → ((curry 𝐹𝐴)‘𝐵) = (𝐴𝐹𝐵))
Distinct variable groups:   𝑥,𝐴,𝑦   𝑥,𝐵,𝑦   𝑥,𝑉,𝑦   𝑥,𝑋,𝑦   𝑥,𝑌,𝑦   𝜑,𝑥,𝑦
Allowed substitution hints:   𝐶(𝑥,𝑦)   𝐹(𝑥,𝑦)   𝑊(𝑥,𝑦)

Proof of Theorem fvmpt2curryd
Dummy variables 𝑎 𝑏 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 fvmpt2curryd.b . . 3 (𝜑𝐵𝑌)
2 csbcom 4027 . . . . 5 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐴 / 𝑎𝐵 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶
3 csbco 3576 . . . . . 6 𝐵 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑦𝑎 / 𝑥𝐶
43csbeq2i 4026 . . . . 5 𝐴 / 𝑎𝐵 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐴 / 𝑎𝐵 / 𝑦𝑎 / 𝑥𝐶
5 csbcom 4027 . . . . . 6 𝐴 / 𝑎𝐵 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑦𝐴 / 𝑎𝑎 / 𝑥𝐶
6 csbco 3576 . . . . . . 7 𝐴 / 𝑎𝑎 / 𝑥𝐶 = 𝐴 / 𝑥𝐶
76csbeq2i 4026 . . . . . 6 𝐵 / 𝑦𝐴 / 𝑎𝑎 / 𝑥𝐶 = 𝐵 / 𝑦𝐴 / 𝑥𝐶
85, 7eqtri 2673 . . . . 5 𝐴 / 𝑎𝐵 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑦𝐴 / 𝑥𝐶
92, 4, 83eqtri 2677 . . . 4 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑦𝐴 / 𝑥𝐶
10 fvmpt2curryd.a . . . . 5 (𝜑𝐴𝑋)
11 fvmpt2curryd.c . . . . 5 (𝜑 → ∀𝑥𝑋𝑦𝑌 𝐶𝑉)
12 nfcsb1v 3582 . . . . . . . 8 𝑥𝐴 / 𝑥𝐶
1312nfel1 2808 . . . . . . 7 𝑥𝐴 / 𝑥𝐶𝑉
14 nfcsb1v 3582 . . . . . . . 8 𝑦𝐵 / 𝑦𝐴 / 𝑥𝐶
1514nfel1 2808 . . . . . . 7 𝑦𝐵 / 𝑦𝐴 / 𝑥𝐶𝑉
16 csbeq1a 3575 . . . . . . . 8 (𝑥 = 𝐴𝐶 = 𝐴 / 𝑥𝐶)
1716eleq1d 2715 . . . . . . 7 (𝑥 = 𝐴 → (𝐶𝑉𝐴 / 𝑥𝐶𝑉))
18 csbeq1a 3575 . . . . . . . 8 (𝑦 = 𝐵𝐴 / 𝑥𝐶 = 𝐵 / 𝑦𝐴 / 𝑥𝐶)
1918eleq1d 2715 . . . . . . 7 (𝑦 = 𝐵 → (𝐴 / 𝑥𝐶𝑉𝐵 / 𝑦𝐴 / 𝑥𝐶𝑉))
2013, 15, 17, 19rspc2 3351 . . . . . 6 ((𝐴𝑋𝐵𝑌) → (∀𝑥𝑋𝑦𝑌 𝐶𝑉𝐵 / 𝑦𝐴 / 𝑥𝐶𝑉))
2120imp 444 . . . . 5 (((𝐴𝑋𝐵𝑌) ∧ ∀𝑥𝑋𝑦𝑌 𝐶𝑉) → 𝐵 / 𝑦𝐴 / 𝑥𝐶𝑉)
2210, 1, 11, 21syl21anc 1365 . . . 4 (𝜑𝐵 / 𝑦𝐴 / 𝑥𝐶𝑉)
239, 22syl5eqel 2734 . . 3 (𝜑𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉)
24 eqid 2651 . . . 4 (𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶) = (𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
2524fvmpts 6324 . . 3 ((𝐵𝑌𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉) → ((𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)‘𝐵) = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
261, 23, 25syl2anc 694 . 2 (𝜑 → ((𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)‘𝐵) = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
27 fvmpt2curryd.f . . . . 5 𝐹 = (𝑥𝑋, 𝑦𝑌𝐶)
28 nfcv 2793 . . . . . 6 𝑎𝐶
29 nfcv 2793 . . . . . 6 𝑏𝐶
30 nfcv 2793 . . . . . . 7 𝑥𝑏
31 nfcsb1v 3582 . . . . . . 7 𝑥𝑎 / 𝑥𝐶
3230, 31nfcsb 3584 . . . . . 6 𝑥𝑏 / 𝑦𝑎 / 𝑥𝐶
33 nfcsb1v 3582 . . . . . 6 𝑦𝑏 / 𝑦𝑎 / 𝑥𝐶
34 csbeq1a 3575 . . . . . . 7 (𝑥 = 𝑎𝐶 = 𝑎 / 𝑥𝐶)
35 csbeq1a 3575 . . . . . . 7 (𝑦 = 𝑏𝑎 / 𝑥𝐶 = 𝑏 / 𝑦𝑎 / 𝑥𝐶)
3634, 35sylan9eq 2705 . . . . . 6 ((𝑥 = 𝑎𝑦 = 𝑏) → 𝐶 = 𝑏 / 𝑦𝑎 / 𝑥𝐶)
3728, 29, 32, 33, 36cbvmpt2 6776 . . . . 5 (𝑥𝑋, 𝑦𝑌𝐶) = (𝑎𝑋, 𝑏𝑌𝑏 / 𝑦𝑎 / 𝑥𝐶)
3827, 37eqtri 2673 . . . 4 𝐹 = (𝑎𝑋, 𝑏𝑌𝑏 / 𝑦𝑎 / 𝑥𝐶)
3931nfel1 2808 . . . . . . 7 𝑥𝑎 / 𝑥𝐶𝑉
4033nfel1 2808 . . . . . . 7 𝑦𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉
4134eleq1d 2715 . . . . . . 7 (𝑥 = 𝑎 → (𝐶𝑉𝑎 / 𝑥𝐶𝑉))
4235eleq1d 2715 . . . . . . 7 (𝑦 = 𝑏 → (𝑎 / 𝑥𝐶𝑉𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉))
4339, 40, 41, 42rspc2 3351 . . . . . 6 ((𝑎𝑋𝑏𝑌) → (∀𝑥𝑋𝑦𝑌 𝐶𝑉𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉))
4411, 43mpan9 485 . . . . 5 ((𝜑 ∧ (𝑎𝑋𝑏𝑌)) → 𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉)
4544ralrimivva 3000 . . . 4 (𝜑 → ∀𝑎𝑋𝑏𝑌 𝑏 / 𝑦𝑎 / 𝑥𝐶𝑉)
46 ne0i 3954 . . . . 5 (𝐵𝑌𝑌 ≠ ∅)
471, 46syl 17 . . . 4 (𝜑𝑌 ≠ ∅)
48 fvmpt2curryd.y . . . 4 (𝜑𝑌𝑊)
4938, 45, 47, 48, 10mpt2curryvald 7441 . . 3 (𝜑 → (curry 𝐹𝐴) = (𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶))
5049fveq1d 6231 . 2 (𝜑 → ((curry 𝐹𝐴)‘𝐵) = ((𝑏𝑌𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)‘𝐵))
5127a1i 11 . . 3 (𝜑𝐹 = (𝑥𝑋, 𝑦𝑌𝐶))
52 csbco 3576 . . . . . . . 8 𝑦 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝑦 / 𝑦𝑎 / 𝑥𝐶
53 csbid 3574 . . . . . . . 8 𝑦 / 𝑦𝑎 / 𝑥𝐶 = 𝑎 / 𝑥𝐶
5452, 53eqtr2i 2674 . . . . . . 7 𝑎 / 𝑥𝐶 = 𝑦 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶
5554a1i 11 . . . . . 6 (𝜑𝑎 / 𝑥𝐶 = 𝑦 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶)
5655csbeq2dv 4025 . . . . 5 (𝜑𝑥 / 𝑎𝑎 / 𝑥𝐶 = 𝑥 / 𝑎𝑦 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶)
57 csbco 3576 . . . . . 6 𝑥 / 𝑎𝑎 / 𝑥𝐶 = 𝑥 / 𝑥𝐶
58 csbid 3574 . . . . . 6 𝑥 / 𝑥𝐶 = 𝐶
5957, 58eqtri 2673 . . . . 5 𝑥 / 𝑎𝑎 / 𝑥𝐶 = 𝐶
60 csbcom 4027 . . . . 5 𝑥 / 𝑎𝑦 / 𝑏𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝑦 / 𝑏𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶
6156, 59, 603eqtr3g 2708 . . . 4 (𝜑𝐶 = 𝑦 / 𝑏𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
62 csbeq1 3569 . . . . . . 7 (𝑥 = 𝐴𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
6362adantr 480 . . . . . 6 ((𝑥 = 𝐴𝑦 = 𝐵) → 𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
6463csbeq2dv 4025 . . . . 5 ((𝑥 = 𝐴𝑦 = 𝐵) → 𝑦 / 𝑏𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝑦 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
65 csbeq1 3569 . . . . . 6 (𝑦 = 𝐵𝑦 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
6665adantl 481 . . . . 5 ((𝑥 = 𝐴𝑦 = 𝐵) → 𝑦 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
6764, 66eqtrd 2685 . . . 4 ((𝑥 = 𝐴𝑦 = 𝐵) → 𝑦 / 𝑏𝑥 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶 = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
6861, 67sylan9eq 2705 . . 3 ((𝜑 ∧ (𝑥 = 𝐴𝑦 = 𝐵)) → 𝐶 = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
69 eqidd 2652 . . 3 ((𝜑𝑥 = 𝐴) → 𝑌 = 𝑌)
70 nfv 1883 . . 3 𝑥𝜑
71 nfv 1883 . . 3 𝑦𝜑
72 nfcv 2793 . . 3 𝑦𝐴
73 nfcv 2793 . . 3 𝑥𝐵
74 nfcv 2793 . . . . 5 𝑥𝐴
7574, 32nfcsb 3584 . . . 4 𝑥𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶
7673, 75nfcsb 3584 . . 3 𝑥𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶
779, 14nfcxfr 2791 . . 3 𝑦𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶
7851, 68, 69, 10, 1, 23, 70, 71, 72, 73, 76, 77ovmpt2dxf 6828 . 2 (𝜑 → (𝐴𝐹𝐵) = 𝐵 / 𝑏𝐴 / 𝑎𝑏 / 𝑦𝑎 / 𝑥𝐶)
7926, 50, 783eqtr4d 2695 1 (𝜑 → ((curry 𝐹𝐴)‘𝐵) = (𝐴𝐹𝐵))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wa 383   = wceq 1523  wcel 2030  wne 2823  wral 2941  csb 3566  c0 3948  cmpt 4762  cfv 5926  (class class class)co 6690  cmpt2 6692  curry ccur 7436
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1762  ax-4 1777  ax-5 1879  ax-6 1945  ax-7 1981  ax-8 2032  ax-9 2039  ax-10 2059  ax-11 2074  ax-12 2087  ax-13 2282  ax-ext 2631  ax-rep 4804  ax-sep 4814  ax-nul 4822  ax-pow 4873  ax-pr 4936  ax-un 6991
This theorem depends on definitions:  df-bi 197  df-or 384  df-an 385  df-3an 1056  df-tru 1526  df-fal 1529  df-ex 1745  df-nf 1750  df-sb 1938  df-eu 2502  df-mo 2503  df-clab 2638  df-cleq 2644  df-clel 2647  df-nfc 2782  df-ne 2824  df-ral 2946  df-rex 2947  df-reu 2948  df-rab 2950  df-v 3233  df-sbc 3469  df-csb 3567  df-dif 3610  df-un 3612  df-in 3614  df-ss 3621  df-nul 3949  df-if 4120  df-sn 4211  df-pr 4213  df-op 4217  df-uni 4469  df-iun 4554  df-br 4686  df-opab 4746  df-mpt 4763  df-id 5053  df-xp 5149  df-rel 5150  df-cnv 5151  df-co 5152  df-dm 5153  df-rn 5154  df-res 5155  df-ima 5156  df-iota 5889  df-fun 5928  df-fn 5929  df-f 5930  df-f1 5931  df-fo 5932  df-f1o 5933  df-fv 5934  df-ov 6693  df-oprab 6694  df-mpt2 6695  df-1st 7210  df-2nd 7211  df-cur 7438
This theorem is referenced by:  pmatcollpw3lem  20636  logbfval  24573
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