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Theorem tsmsxplem1 22853
Description: Lemma for tsmsxp 22855. (Contributed by Mario Carneiro, 21-Sep-2015.)
Hypotheses
Ref Expression
tsmsxp.b 𝐵 = (Base‘𝐺)
tsmsxp.g (𝜑𝐺 ∈ CMnd)
tsmsxp.2 (𝜑𝐺 ∈ TopGrp)
tsmsxp.a (𝜑𝐴𝑉)
tsmsxp.c (𝜑𝐶𝑊)
tsmsxp.f (𝜑𝐹:(𝐴 × 𝐶)⟶𝐵)
tsmsxp.h (𝜑𝐻:𝐴𝐵)
tsmsxp.1 ((𝜑𝑗𝐴) → (𝐻𝑗) ∈ (𝐺 tsums (𝑘𝐶 ↦ (𝑗𝐹𝑘))))
tsmsxp.j 𝐽 = (TopOpen‘𝐺)
tsmsxp.z 0 = (0g𝐺)
tsmsxp.p + = (+g𝐺)
tsmsxp.m = (-g𝐺)
tsmsxp.l (𝜑𝐿𝐽)
tsmsxp.3 (𝜑0𝐿)
tsmsxp.k (𝜑𝐾 ∈ (𝒫 𝐴 ∩ Fin))
tsmsxp.ks (𝜑 → dom 𝐷𝐾)
tsmsxp.d (𝜑𝐷 ∈ (𝒫 (𝐴 × 𝐶) ∩ Fin))
Assertion
Ref Expression
tsmsxplem1 (𝜑 → ∃𝑛 ∈ (𝒫 𝐶 ∩ Fin)(ran 𝐷𝑛 ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿))
Distinct variable groups:   0 ,𝑘   𝑗,𝑘,𝑛,𝑥,𝐺   𝐵,𝑘   𝐷,𝑗,𝑘,𝑛,𝑥   𝑗,𝐿,𝑛,𝑥   𝐴,𝑗,𝑘,𝑛   𝑗,𝐾,𝑘,𝑛,𝑥   𝑗,𝐻,𝑘,𝑛,𝑥   ,𝑗,𝑛,𝑥   𝐶,𝑗,𝑘,𝑛   𝑗,𝐹,𝑘,𝑛,𝑥   𝜑,𝑗,𝑘,𝑛
Allowed substitution hints:   𝜑(𝑥)   𝐴(𝑥)   𝐵(𝑥,𝑗,𝑛)   𝐶(𝑥)   + (𝑥,𝑗,𝑘,𝑛)   𝐽(𝑥,𝑗,𝑘,𝑛)   𝐿(𝑘)   (𝑘)   𝑉(𝑥,𝑗,𝑘,𝑛)   𝑊(𝑥,𝑗,𝑘,𝑛)   0 (𝑥,𝑗,𝑛)

Proof of Theorem tsmsxplem1
Dummy variables 𝑔 𝑦 𝑧 𝑓 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 tsmsxp.k . . . 4 (𝜑𝐾 ∈ (𝒫 𝐴 ∩ Fin))
21elin2d 4104 . . 3 (𝜑𝐾 ∈ Fin)
3 elfpw 8859 . . . . . . . 8 (𝐾 ∈ (𝒫 𝐴 ∩ Fin) ↔ (𝐾𝐴𝐾 ∈ Fin))
43simplbi 501 . . . . . . 7 (𝐾 ∈ (𝒫 𝐴 ∩ Fin) → 𝐾𝐴)
51, 4syl 17 . . . . . 6 (𝜑𝐾𝐴)
65sselda 3892 . . . . 5 ((𝜑𝑗𝐾) → 𝑗𝐴)
7 tsmsxp.b . . . . . 6 𝐵 = (Base‘𝐺)
8 tsmsxp.j . . . . . 6 𝐽 = (TopOpen‘𝐺)
9 eqid 2758 . . . . . 6 (𝒫 𝐶 ∩ Fin) = (𝒫 𝐶 ∩ Fin)
10 tsmsxp.g . . . . . . 7 (𝜑𝐺 ∈ CMnd)
1110adantr 484 . . . . . 6 ((𝜑𝑗𝐴) → 𝐺 ∈ CMnd)
12 tsmsxp.2 . . . . . . . 8 (𝜑𝐺 ∈ TopGrp)
13 tgptps 22780 . . . . . . . 8 (𝐺 ∈ TopGrp → 𝐺 ∈ TopSp)
1412, 13syl 17 . . . . . . 7 (𝜑𝐺 ∈ TopSp)
1514adantr 484 . . . . . 6 ((𝜑𝑗𝐴) → 𝐺 ∈ TopSp)
16 tsmsxp.c . . . . . . 7 (𝜑𝐶𝑊)
1716adantr 484 . . . . . 6 ((𝜑𝑗𝐴) → 𝐶𝑊)
18 tsmsxp.f . . . . . . . . 9 (𝜑𝐹:(𝐴 × 𝐶)⟶𝐵)
19 fovrn 7314 . . . . . . . . 9 ((𝐹:(𝐴 × 𝐶)⟶𝐵𝑗𝐴𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
2018, 19syl3an1 1160 . . . . . . . 8 ((𝜑𝑗𝐴𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
21203expa 1115 . . . . . . 7 (((𝜑𝑗𝐴) ∧ 𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
2221fmpttd 6870 . . . . . 6 ((𝜑𝑗𝐴) → (𝑘𝐶 ↦ (𝑗𝐹𝑘)):𝐶𝐵)
23 tsmsxp.1 . . . . . 6 ((𝜑𝑗𝐴) → (𝐻𝑗) ∈ (𝐺 tsums (𝑘𝐶 ↦ (𝑗𝐹𝑘))))
24 df-ima 5537 . . . . . . . 8 ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) “ 𝐿) = ran ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) ↾ 𝐿)
258, 7tgptopon 22782 . . . . . . . . . . . . 13 (𝐺 ∈ TopGrp → 𝐽 ∈ (TopOn‘𝐵))
2612, 25syl 17 . . . . . . . . . . . 12 (𝜑𝐽 ∈ (TopOn‘𝐵))
27 tsmsxp.l . . . . . . . . . . . 12 (𝜑𝐿𝐽)
28 toponss 21627 . . . . . . . . . . . 12 ((𝐽 ∈ (TopOn‘𝐵) ∧ 𝐿𝐽) → 𝐿𝐵)
2926, 27, 28syl2anc 587 . . . . . . . . . . 11 (𝜑𝐿𝐵)
3029adantr 484 . . . . . . . . . 10 ((𝜑𝑗𝐴) → 𝐿𝐵)
3130resmptd 5880 . . . . . . . . 9 ((𝜑𝑗𝐴) → ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) ↾ 𝐿) = (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
3231rneqd 5779 . . . . . . . 8 ((𝜑𝑗𝐴) → ran ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) ↾ 𝐿) = ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
3324, 32syl5eq 2805 . . . . . . 7 ((𝜑𝑗𝐴) → ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) “ 𝐿) = ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
34 tsmsxp.h . . . . . . . . . . . . 13 (𝜑𝐻:𝐴𝐵)
3534ffvelrnda 6842 . . . . . . . . . . . 12 ((𝜑𝑗𝐴) → (𝐻𝑗) ∈ 𝐵)
36 tsmsxp.p . . . . . . . . . . . . 13 + = (+g𝐺)
37 eqid 2758 . . . . . . . . . . . . 13 (invg𝐺) = (invg𝐺)
38 tsmsxp.m . . . . . . . . . . . . 13 = (-g𝐺)
397, 36, 37, 38grpsubval 18216 . . . . . . . . . . . 12 (((𝐻𝑗) ∈ 𝐵𝑔𝐵) → ((𝐻𝑗) 𝑔) = ((𝐻𝑗) + ((invg𝐺)‘𝑔)))
4035, 39sylan 583 . . . . . . . . . . 11 (((𝜑𝑗𝐴) ∧ 𝑔𝐵) → ((𝐻𝑗) 𝑔) = ((𝐻𝑗) + ((invg𝐺)‘𝑔)))
4140mpteq2dva 5127 . . . . . . . . . 10 ((𝜑𝑗𝐴) → (𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) = (𝑔𝐵 ↦ ((𝐻𝑗) + ((invg𝐺)‘𝑔))))
42 tgpgrp 22778 . . . . . . . . . . . . . 14 (𝐺 ∈ TopGrp → 𝐺 ∈ Grp)
4312, 42syl 17 . . . . . . . . . . . . 13 (𝜑𝐺 ∈ Grp)
4443adantr 484 . . . . . . . . . . . 12 ((𝜑𝑗𝐴) → 𝐺 ∈ Grp)
457, 37grpinvcl 18218 . . . . . . . . . . . 12 ((𝐺 ∈ Grp ∧ 𝑔𝐵) → ((invg𝐺)‘𝑔) ∈ 𝐵)
4644, 45sylan 583 . . . . . . . . . . 11 (((𝜑𝑗𝐴) ∧ 𝑔𝐵) → ((invg𝐺)‘𝑔) ∈ 𝐵)
477, 37grpinvf 18217 . . . . . . . . . . . . 13 (𝐺 ∈ Grp → (invg𝐺):𝐵𝐵)
4844, 47syl 17 . . . . . . . . . . . 12 ((𝜑𝑗𝐴) → (invg𝐺):𝐵𝐵)
4948feqmptd 6721 . . . . . . . . . . 11 ((𝜑𝑗𝐴) → (invg𝐺) = (𝑔𝐵 ↦ ((invg𝐺)‘𝑔)))
50 eqidd 2759 . . . . . . . . . . 11 ((𝜑𝑗𝐴) → (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) = (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)))
51 oveq2 7158 . . . . . . . . . . 11 (𝑦 = ((invg𝐺)‘𝑔) → ((𝐻𝑗) + 𝑦) = ((𝐻𝑗) + ((invg𝐺)‘𝑔)))
5246, 49, 50, 51fmptco 6882 . . . . . . . . . 10 ((𝜑𝑗𝐴) → ((𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∘ (invg𝐺)) = (𝑔𝐵 ↦ ((𝐻𝑗) + ((invg𝐺)‘𝑔))))
5341, 52eqtr4d 2796 . . . . . . . . 9 ((𝜑𝑗𝐴) → (𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) = ((𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∘ (invg𝐺)))
5412adantr 484 . . . . . . . . . . 11 ((𝜑𝑗𝐴) → 𝐺 ∈ TopGrp)
558, 37grpinvhmeo 22786 . . . . . . . . . . 11 (𝐺 ∈ TopGrp → (invg𝐺) ∈ (𝐽Homeo𝐽))
5654, 55syl 17 . . . . . . . . . 10 ((𝜑𝑗𝐴) → (invg𝐺) ∈ (𝐽Homeo𝐽))
57 eqid 2758 . . . . . . . . . . . 12 (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) = (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦))
5857, 7, 36, 8tgplacthmeo 22803 . . . . . . . . . . 11 ((𝐺 ∈ TopGrp ∧ (𝐻𝑗) ∈ 𝐵) → (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∈ (𝐽Homeo𝐽))
5954, 35, 58syl2anc 587 . . . . . . . . . 10 ((𝜑𝑗𝐴) → (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∈ (𝐽Homeo𝐽))
60 hmeoco 22472 . . . . . . . . . 10 (((invg𝐺) ∈ (𝐽Homeo𝐽) ∧ (𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∈ (𝐽Homeo𝐽)) → ((𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∘ (invg𝐺)) ∈ (𝐽Homeo𝐽))
6156, 59, 60syl2anc 587 . . . . . . . . 9 ((𝜑𝑗𝐴) → ((𝑦𝐵 ↦ ((𝐻𝑗) + 𝑦)) ∘ (invg𝐺)) ∈ (𝐽Homeo𝐽))
6253, 61eqeltrd 2852 . . . . . . . 8 ((𝜑𝑗𝐴) → (𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) ∈ (𝐽Homeo𝐽))
6327adantr 484 . . . . . . . 8 ((𝜑𝑗𝐴) → 𝐿𝐽)
64 hmeoima 22465 . . . . . . . 8 (((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) ∈ (𝐽Homeo𝐽) ∧ 𝐿𝐽) → ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) “ 𝐿) ∈ 𝐽)
6562, 63, 64syl2anc 587 . . . . . . 7 ((𝜑𝑗𝐴) → ((𝑔𝐵 ↦ ((𝐻𝑗) 𝑔)) “ 𝐿) ∈ 𝐽)
6633, 65eqeltrrd 2853 . . . . . 6 ((𝜑𝑗𝐴) → ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) ∈ 𝐽)
67 tsmsxp.z . . . . . . . . 9 0 = (0g𝐺)
687, 67, 38grpsubid1 18251 . . . . . . . 8 ((𝐺 ∈ Grp ∧ (𝐻𝑗) ∈ 𝐵) → ((𝐻𝑗) 0 ) = (𝐻𝑗))
6944, 35, 68syl2anc 587 . . . . . . 7 ((𝜑𝑗𝐴) → ((𝐻𝑗) 0 ) = (𝐻𝑗))
70 tsmsxp.3 . . . . . . . . 9 (𝜑0𝐿)
7170adantr 484 . . . . . . . 8 ((𝜑𝑗𝐴) → 0𝐿)
72 ovex 7183 . . . . . . . 8 ((𝐻𝑗) 0 ) ∈ V
73 eqid 2758 . . . . . . . . 9 (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) = (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))
74 oveq2 7158 . . . . . . . . 9 (𝑔 = 0 → ((𝐻𝑗) 𝑔) = ((𝐻𝑗) 0 ))
7573, 74elrnmpt1s 5798 . . . . . . . 8 (( 0𝐿 ∧ ((𝐻𝑗) 0 ) ∈ V) → ((𝐻𝑗) 0 ) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
7671, 72, 75sylancl 589 . . . . . . 7 ((𝜑𝑗𝐴) → ((𝐻𝑗) 0 ) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
7769, 76eqeltrrd 2853 . . . . . 6 ((𝜑𝑗𝐴) → (𝐻𝑗) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))
787, 8, 9, 11, 15, 17, 22, 23, 66, 77tsmsi 22834 . . . . 5 ((𝜑𝑗𝐴) → ∃𝑦 ∈ (𝒫 𝐶 ∩ Fin)∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)(𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
796, 78syldan 594 . . . 4 ((𝜑𝑗𝐾) → ∃𝑦 ∈ (𝒫 𝐶 ∩ Fin)∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)(𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
8079ralrimiva 3113 . . 3 (𝜑 → ∀𝑗𝐾𝑦 ∈ (𝒫 𝐶 ∩ Fin)∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)(𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
81 sseq1 3917 . . . . . 6 (𝑦 = (𝑓𝑗) → (𝑦𝑧 ↔ (𝑓𝑗) ⊆ 𝑧))
8281imbi1d 345 . . . . 5 (𝑦 = (𝑓𝑗) → ((𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) ↔ ((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))))
8382ralbidv 3126 . . . 4 (𝑦 = (𝑓𝑗) → (∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)(𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) ↔ ∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))))
8483ac6sfi 8795 . . 3 ((𝐾 ∈ Fin ∧ ∀𝑗𝐾𝑦 ∈ (𝒫 𝐶 ∩ Fin)∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)(𝑦𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))) → ∃𝑓(𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))))
852, 80, 84syl2anc 587 . 2 (𝜑 → ∃𝑓(𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)))))
86 frn 6504 . . . . . . . . 9 (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) → ran 𝑓 ⊆ (𝒫 𝐶 ∩ Fin))
8786adantl 485 . . . . . . . 8 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓 ⊆ (𝒫 𝐶 ∩ Fin))
88 inss1 4133 . . . . . . . 8 (𝒫 𝐶 ∩ Fin) ⊆ 𝒫 𝐶
8987, 88sstrdi 3904 . . . . . . 7 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓 ⊆ 𝒫 𝐶)
90 sspwuni 4987 . . . . . . 7 (ran 𝑓 ⊆ 𝒫 𝐶 ran 𝑓𝐶)
9189, 90sylib 221 . . . . . 6 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓𝐶)
92 tsmsxp.d . . . . . . . . 9 (𝜑𝐷 ∈ (𝒫 (𝐴 × 𝐶) ∩ Fin))
93 elfpw 8859 . . . . . . . . . 10 (𝐷 ∈ (𝒫 (𝐴 × 𝐶) ∩ Fin) ↔ (𝐷 ⊆ (𝐴 × 𝐶) ∧ 𝐷 ∈ Fin))
9493simplbi 501 . . . . . . . . 9 (𝐷 ∈ (𝒫 (𝐴 × 𝐶) ∩ Fin) → 𝐷 ⊆ (𝐴 × 𝐶))
95 rnss 5780 . . . . . . . . 9 (𝐷 ⊆ (𝐴 × 𝐶) → ran 𝐷 ⊆ ran (𝐴 × 𝐶))
9692, 94, 953syl 18 . . . . . . . 8 (𝜑 → ran 𝐷 ⊆ ran (𝐴 × 𝐶))
97 rnxpss 6001 . . . . . . . 8 ran (𝐴 × 𝐶) ⊆ 𝐶
9896, 97sstrdi 3904 . . . . . . 7 (𝜑 → ran 𝐷𝐶)
9998adantr 484 . . . . . 6 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝐷𝐶)
10091, 99unssd 4091 . . . . 5 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ⊆ 𝐶)
1012adantr 484 . . . . . . . 8 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝐾 ∈ Fin)
102 ffn 6498 . . . . . . . . . 10 (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) → 𝑓 Fn 𝐾)
103102adantl 485 . . . . . . . . 9 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝑓 Fn 𝐾)
104 dffn4 6582 . . . . . . . . 9 (𝑓 Fn 𝐾𝑓:𝐾onto→ran 𝑓)
105103, 104sylib 221 . . . . . . . 8 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝑓:𝐾onto→ran 𝑓)
106 fofi 8843 . . . . . . . 8 ((𝐾 ∈ Fin ∧ 𝑓:𝐾onto→ran 𝑓) → ran 𝑓 ∈ Fin)
107101, 105, 106syl2anc 587 . . . . . . 7 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓 ∈ Fin)
108 inss2 4134 . . . . . . . 8 (𝒫 𝐶 ∩ Fin) ⊆ Fin
10987, 108sstrdi 3904 . . . . . . 7 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓 ⊆ Fin)
110 unifi 8846 . . . . . . 7 ((ran 𝑓 ∈ Fin ∧ ran 𝑓 ⊆ Fin) → ran 𝑓 ∈ Fin)
111107, 109, 110syl2anc 587 . . . . . 6 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝑓 ∈ Fin)
112 elinel2 4101 . . . . . . . 8 (𝐷 ∈ (𝒫 (𝐴 × 𝐶) ∩ Fin) → 𝐷 ∈ Fin)
113 rnfi 8840 . . . . . . . 8 (𝐷 ∈ Fin → ran 𝐷 ∈ Fin)
11492, 112, 1133syl 18 . . . . . . 7 (𝜑 → ran 𝐷 ∈ Fin)
115114adantr 484 . . . . . 6 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ran 𝐷 ∈ Fin)
116 unfi 8741 . . . . . 6 (( ran 𝑓 ∈ Fin ∧ ran 𝐷 ∈ Fin) → ( ran 𝑓 ∪ ran 𝐷) ∈ Fin)
117111, 115, 116syl2anc 587 . . . . 5 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ∈ Fin)
118 elfpw 8859 . . . . 5 (( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin) ↔ (( ran 𝑓 ∪ ran 𝐷) ⊆ 𝐶 ∧ ( ran 𝑓 ∪ ran 𝐷) ∈ Fin))
119100, 117, 118sylanbrc 586 . . . 4 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin))
120119adantrr 716 . . 3 ((𝜑 ∧ (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))) → ( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin))
121 ssun2 4078 . . . 4 ran 𝐷 ⊆ ( ran 𝑓 ∪ ran 𝐷)
122121a1i 11 . . 3 ((𝜑 ∧ (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))) → ran 𝐷 ⊆ ( ran 𝑓 ∪ ran 𝐷))
123119adantlr 714 . . . . . . . . 9 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin))
124 fvssunirn 6687 . . . . . . . . . . . . . 14 (𝑓𝑗) ⊆ ran 𝑓
125 ssun1 4077 . . . . . . . . . . . . . 14 ran 𝑓 ⊆ ( ran 𝑓 ∪ ran 𝐷)
126124, 125sstri 3901 . . . . . . . . . . . . 13 (𝑓𝑗) ⊆ ( ran 𝑓 ∪ ran 𝐷)
127 id 22 . . . . . . . . . . . . 13 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → 𝑧 = ( ran 𝑓 ∪ ran 𝐷))
128126, 127sseqtrrid 3945 . . . . . . . . . . . 12 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → (𝑓𝑗) ⊆ 𝑧)
129 pm5.5 365 . . . . . . . . . . . 12 ((𝑓𝑗) ⊆ 𝑧 → (((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) ↔ (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
130128, 129syl 17 . . . . . . . . . . 11 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → (((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) ↔ (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
131 reseq2 5818 . . . . . . . . . . . . 13 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧) = ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷)))
132131oveq2d 7166 . . . . . . . . . . . 12 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) = (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))))
133132eleq1d 2836 . . . . . . . . . . 11 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → ((𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) ↔ (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
134130, 133bitrd 282 . . . . . . . . . 10 (𝑧 = ( ran 𝑓 ∪ ran 𝐷) → (((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) ↔ (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
135134rspcv 3536 . . . . . . . . 9 (( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin) → (∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
136123, 135syl 17 . . . . . . . 8 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
13710ad2antrr 725 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝐺 ∈ CMnd)
138 cmnmnd 18989 . . . . . . . . . . . . 13 (𝐺 ∈ CMnd → 𝐺 ∈ Mnd)
139137, 138syl 17 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝐺 ∈ Mnd)
140 simplr 768 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝑗𝐾)
141117adantlr 714 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ∈ Fin)
142100adantlr 714 . . . . . . . . . . . . . . . 16 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ( ran 𝑓 ∪ ran 𝐷) ⊆ 𝐶)
143142sselda 3892 . . . . . . . . . . . . . . 15 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → 𝑘𝐶)
14418adantr 484 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑗𝐾) → 𝐹:(𝐴 × 𝐶)⟶𝐵)
145144, 6jca 515 . . . . . . . . . . . . . . . . 17 ((𝜑𝑗𝐾) → (𝐹:(𝐴 × 𝐶)⟶𝐵𝑗𝐴))
146193expa 1115 . . . . . . . . . . . . . . . . 17 (((𝐹:(𝐴 × 𝐶)⟶𝐵𝑗𝐴) ∧ 𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
147145, 146sylan 583 . . . . . . . . . . . . . . . 16 (((𝜑𝑗𝐾) ∧ 𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
148147adantlr 714 . . . . . . . . . . . . . . 15 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑘𝐶) → (𝑗𝐹𝑘) ∈ 𝐵)
149143, 148syldan 594 . . . . . . . . . . . . . 14 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑗𝐹𝑘) ∈ 𝐵)
150149fmpttd 6870 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘)):( ran 𝑓 ∪ ran 𝐷)⟶𝐵)
151 eqid 2758 . . . . . . . . . . . . . 14 (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘)) = (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))
152 ovexd 7185 . . . . . . . . . . . . . 14 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑗𝐹𝑘) ∈ V)
15367fvexi 6672 . . . . . . . . . . . . . . 15 0 ∈ V
154153a1i 11 . . . . . . . . . . . . . 14 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 0 ∈ V)
155151, 141, 152, 154fsuppmptdm 8877 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘)) finSupp 0 )
1567, 67, 137, 141, 150, 155gsumcl 19103 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))) ∈ 𝐵)
157 velsn 4538 . . . . . . . . . . . . . . . . 17 (𝑦 ∈ {𝑗} ↔ 𝑦 = 𝑗)
158 ovres 7310 . . . . . . . . . . . . . . . . 17 ((𝑦 ∈ {𝑗} ∧ 𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘) = (𝑦𝐹𝑘))
159157, 158sylanbr 585 . . . . . . . . . . . . . . . 16 ((𝑦 = 𝑗𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘) = (𝑦𝐹𝑘))
160 oveq1 7157 . . . . . . . . . . . . . . . . 17 (𝑦 = 𝑗 → (𝑦𝐹𝑘) = (𝑗𝐹𝑘))
161160adantr 484 . . . . . . . . . . . . . . . 16 ((𝑦 = 𝑗𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑦𝐹𝑘) = (𝑗𝐹𝑘))
162159, 161eqtrd 2793 . . . . . . . . . . . . . . 15 ((𝑦 = 𝑗𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷)) → (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘) = (𝑗𝐹𝑘))
163162mpteq2dva 5127 . . . . . . . . . . . . . 14 (𝑦 = 𝑗 → (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘)) = (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘)))
164163oveq2d 7166 . . . . . . . . . . . . 13 (𝑦 = 𝑗 → (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘))) = (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))))
1657, 164gsumsn 19142 . . . . . . . . . . . 12 ((𝐺 ∈ Mnd ∧ 𝑗𝐾 ∧ (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))) ∈ 𝐵) → (𝐺 Σg (𝑦 ∈ {𝑗} ↦ (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘))))) = (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))))
166139, 140, 156, 165syl3anc 1368 . . . . . . . . . . 11 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐺 Σg (𝑦 ∈ {𝑗} ↦ (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘))))) = (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))))
167 snfi 8614 . . . . . . . . . . . . 13 {𝑗} ∈ Fin
168167a1i 11 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → {𝑗} ∈ Fin)
16918ad2antrr 725 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝐹:(𝐴 × 𝐶)⟶𝐵)
1706adantr 484 . . . . . . . . . . . . . . 15 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝑗𝐴)
171170snssd 4699 . . . . . . . . . . . . . 14 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → {𝑗} ⊆ 𝐴)
172 xpss12 5539 . . . . . . . . . . . . . 14 (({𝑗} ⊆ 𝐴 ∧ ( ran 𝑓 ∪ ran 𝐷) ⊆ 𝐶) → ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)) ⊆ (𝐴 × 𝐶))
173171, 142, 172syl2anc 587 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)) ⊆ (𝐴 × 𝐶))
174169, 173fssresd 6530 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))):({𝑗} × ( ran 𝑓 ∪ ran 𝐷))⟶𝐵)
175 xpfi 8822 . . . . . . . . . . . . . 14 (({𝑗} ∈ Fin ∧ ( ran 𝑓 ∪ ran 𝐷) ∈ Fin) → ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)) ∈ Fin)
176167, 141, 175sylancr 590 . . . . . . . . . . . . 13 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)) ∈ Fin)
177174, 176, 154fdmfifsupp 8876 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))) finSupp 0 )
1787, 67, 137, 168, 141, 174, 177gsumxp 19164 . . . . . . . . . . 11 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = (𝐺 Σg (𝑦 ∈ {𝑗} ↦ (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑦(𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))𝑘))))))
179142resmptd 5880 . . . . . . . . . . . 12 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷)) = (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘)))
180179oveq2d 7166 . . . . . . . . . . 11 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) = (𝐺 Σg (𝑘 ∈ ( ran 𝑓 ∪ ran 𝐷) ↦ (𝑗𝐹𝑘))))
181166, 178, 1803eqtr4rd 2804 . . . . . . . . . 10 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) = (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))))
182181eleq1d 2836 . . . . . . . . 9 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ((𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) ↔ (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))
183 ovex 7183 . . . . . . . . . . 11 ((𝐻𝑗) 𝑔) ∈ V
18473, 183elrnmpti 5801 . . . . . . . . . 10 ((𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) ↔ ∃𝑔𝐿 (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = ((𝐻𝑗) 𝑔))
185 isabl 18977 . . . . . . . . . . . . . . . 16 (𝐺 ∈ Abel ↔ (𝐺 ∈ Grp ∧ 𝐺 ∈ CMnd))
18643, 10, 185sylanbrc 586 . . . . . . . . . . . . . . 15 (𝜑𝐺 ∈ Abel)
187186ad3antrrr 729 . . . . . . . . . . . . . 14 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → 𝐺 ∈ Abel)
1886, 35syldan 594 . . . . . . . . . . . . . . 15 ((𝜑𝑗𝐾) → (𝐻𝑗) ∈ 𝐵)
189188ad2antrr 725 . . . . . . . . . . . . . 14 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → (𝐻𝑗) ∈ 𝐵)
19029ad2antrr 725 . . . . . . . . . . . . . . 15 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → 𝐿𝐵)
191190sselda 3892 . . . . . . . . . . . . . 14 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → 𝑔𝐵)
1927, 38, 187, 189, 191ablnncan 19009 . . . . . . . . . . . . 13 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → ((𝐻𝑗) ((𝐻𝑗) 𝑔)) = 𝑔)
193 simpr 488 . . . . . . . . . . . . 13 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → 𝑔𝐿)
194192, 193eqeltrd 2852 . . . . . . . . . . . 12 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → ((𝐻𝑗) ((𝐻𝑗) 𝑔)) ∈ 𝐿)
195 oveq2 7158 . . . . . . . . . . . . 13 ((𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = ((𝐻𝑗) 𝑔) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) = ((𝐻𝑗) ((𝐻𝑗) 𝑔)))
196195eleq1d 2836 . . . . . . . . . . . 12 ((𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = ((𝐻𝑗) 𝑔) → (((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿 ↔ ((𝐻𝑗) ((𝐻𝑗) 𝑔)) ∈ 𝐿))
197194, 196syl5ibrcom 250 . . . . . . . . . . 11 ((((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑔𝐿) → ((𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = ((𝐻𝑗) 𝑔) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
198197rexlimdva 3208 . . . . . . . . . 10 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (∃𝑔𝐿 (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = ((𝐻𝑗) 𝑔) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
199184, 198syl5bi 245 . . . . . . . . 9 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ((𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
200182, 199sylbid 243 . . . . . . . 8 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → ((𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ ( ran 𝑓 ∪ ran 𝐷))) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔)) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
201136, 200syld 47 . . . . . . 7 (((𝜑𝑗𝐾) ∧ 𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
202201an32s 651 . . . . . 6 (((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) ∧ 𝑗𝐾) → (∀𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
203202ralimdva 3108 . . . . 5 ((𝜑𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin)) → (∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))) → ∀𝑗𝐾 ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
204203impr 458 . . . 4 ((𝜑 ∧ (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))) → ∀𝑗𝐾 ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿)
205 fveq2 6658 . . . . . . 7 (𝑗 = 𝑥 → (𝐻𝑗) = (𝐻𝑥))
206 sneq 4532 . . . . . . . . . 10 (𝑗 = 𝑥 → {𝑗} = {𝑥})
207206xpeq1d 5553 . . . . . . . . 9 (𝑗 = 𝑥 → ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)) = ({𝑥} × ( ran 𝑓 ∪ ran 𝐷)))
208207reseq2d 5823 . . . . . . . 8 (𝑗 = 𝑥 → (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))) = (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))
209208oveq2d 7166 . . . . . . 7 (𝑗 = 𝑥 → (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷)))) = (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷)))))
210205, 209oveq12d 7168 . . . . . 6 (𝑗 = 𝑥 → ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) = ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))))
211210eleq1d 2836 . . . . 5 (𝑗 = 𝑥 → (((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿 ↔ ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
212211cbvralvw 3361 . . . 4 (∀𝑗𝐾 ((𝐻𝑗) (𝐺 Σg (𝐹 ↾ ({𝑗} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿 ↔ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿)
213204, 212sylib 221 . . 3 ((𝜑 ∧ (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))) → ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿)
214 sseq2 3918 . . . . 5 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → (ran 𝐷𝑛 ↔ ran 𝐷 ⊆ ( ran 𝑓 ∪ ran 𝐷)))
215 xpeq2 5545 . . . . . . . . . 10 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → ({𝑥} × 𝑛) = ({𝑥} × ( ran 𝑓 ∪ ran 𝐷)))
216215reseq2d 5823 . . . . . . . . 9 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → (𝐹 ↾ ({𝑥} × 𝑛)) = (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))
217216oveq2d 7166 . . . . . . . 8 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛))) = (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷)))))
218217oveq2d 7166 . . . . . . 7 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) = ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))))
219218eleq1d 2836 . . . . . 6 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → (((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿 ↔ ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
220219ralbidv 3126 . . . . 5 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → (∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿 ↔ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿))
221214, 220anbi12d 633 . . . 4 (𝑛 = ( ran 𝑓 ∪ ran 𝐷) → ((ran 𝐷𝑛 ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿) ↔ (ran 𝐷 ⊆ ( ran 𝑓 ∪ ran 𝐷) ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿)))
222221rspcev 3541 . . 3 ((( ran 𝑓 ∪ ran 𝐷) ∈ (𝒫 𝐶 ∩ Fin) ∧ (ran 𝐷 ⊆ ( ran 𝑓 ∪ ran 𝐷) ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × ( ran 𝑓 ∪ ran 𝐷))))) ∈ 𝐿)) → ∃𝑛 ∈ (𝒫 𝐶 ∩ Fin)(ran 𝐷𝑛 ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿))
223120, 122, 213, 222syl12anc 835 . 2 ((𝜑 ∧ (𝑓:𝐾⟶(𝒫 𝐶 ∩ Fin) ∧ ∀𝑗𝐾𝑧 ∈ (𝒫 𝐶 ∩ Fin)((𝑓𝑗) ⊆ 𝑧 → (𝐺 Σg ((𝑘𝐶 ↦ (𝑗𝐹𝑘)) ↾ 𝑧)) ∈ ran (𝑔𝐿 ↦ ((𝐻𝑗) 𝑔))))) → ∃𝑛 ∈ (𝒫 𝐶 ∩ Fin)(ran 𝐷𝑛 ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿))
22485, 223exlimddv 1936 1 (𝜑 → ∃𝑛 ∈ (𝒫 𝐶 ∩ Fin)(ran 𝐷𝑛 ∧ ∀𝑥𝐾 ((𝐻𝑥) (𝐺 Σg (𝐹 ↾ ({𝑥} × 𝑛)))) ∈ 𝐿))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 209  wa 399   = wceq 1538  wex 1781  wcel 2111  wral 3070  wrex 3071  Vcvv 3409  cun 3856  cin 3857  wss 3858  𝒫 cpw 4494  {csn 4522   cuni 4798  cmpt 5112   × cxp 5522  dom cdm 5524  ran crn 5525  cres 5526  cima 5527  ccom 5528   Fn wfn 6330  wf 6331  ontowfo 6333  cfv 6335  (class class class)co 7150  Fincfn 8527  Basecbs 16541  +gcplusg 16623  TopOpenctopn 16753  0gc0g 16771   Σg cgsu 16772  Mndcmnd 17977  Grpcgrp 18169  invgcminusg 18170  -gcsg 18171  CMndccmn 18973  Abelcabl 18974  TopOnctopon 21610  TopSpctps 21632  Homeochmeo 22453  TopGrpctgp 22771   tsums ctsu 22826
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1797  ax-4 1811  ax-5 1911  ax-6 1970  ax-7 2015  ax-8 2113  ax-9 2121  ax-10 2142  ax-11 2158  ax-12 2175  ax-ext 2729  ax-rep 5156  ax-sep 5169  ax-nul 5176  ax-pow 5234  ax-pr 5298  ax-un 7459  ax-cnex 10631  ax-resscn 10632  ax-1cn 10633  ax-icn 10634  ax-addcl 10635  ax-addrcl 10636  ax-mulcl 10637  ax-mulrcl 10638  ax-mulcom 10639  ax-addass 10640  ax-mulass 10641  ax-distr 10642  ax-i2m1 10643  ax-1ne0 10644  ax-1rid 10645  ax-rnegex 10646  ax-rrecex 10647  ax-cnre 10648  ax-pre-lttri 10649  ax-pre-lttrn 10650  ax-pre-ltadd 10651  ax-pre-mulgt0 10652
This theorem depends on definitions:  df-bi 210  df-an 400  df-or 845  df-3or 1085  df-3an 1086  df-tru 1541  df-fal 1551  df-ex 1782  df-nf 1786  df-sb 2070  df-mo 2557  df-eu 2588  df-clab 2736  df-cleq 2750  df-clel 2830  df-nfc 2901  df-ne 2952  df-nel 3056  df-ral 3075  df-rex 3076  df-reu 3077  df-rmo 3078  df-rab 3079  df-v 3411  df-sbc 3697  df-csb 3806  df-dif 3861  df-un 3863  df-in 3865  df-ss 3875  df-pss 3877  df-nul 4226  df-if 4421  df-pw 4496  df-sn 4523  df-pr 4525  df-tp 4527  df-op 4529  df-uni 4799  df-int 4839  df-iun 4885  df-iin 4886  df-br 5033  df-opab 5095  df-mpt 5113  df-tr 5139  df-id 5430  df-eprel 5435  df-po 5443  df-so 5444  df-fr 5483  df-se 5484  df-we 5485  df-xp 5530  df-rel 5531  df-cnv 5532  df-co 5533  df-dm 5534  df-rn 5535  df-res 5536  df-ima 5537  df-pred 6126  df-ord 6172  df-on 6173  df-lim 6174  df-suc 6175  df-iota 6294  df-fun 6337  df-fn 6338  df-f 6339  df-f1 6340  df-fo 6341  df-f1o 6342  df-fv 6343  df-isom 6344  df-riota 7108  df-ov 7153  df-oprab 7154  df-mpo 7155  df-of 7405  df-om 7580  df-1st 7693  df-2nd 7694  df-supp 7836  df-wrecs 7957  df-recs 8018  df-rdg 8056  df-1o 8112  df-er 8299  df-map 8418  df-en 8528  df-dom 8529  df-sdom 8530  df-fin 8531  df-fsupp 8867  df-oi 9007  df-card 9401  df-pnf 10715  df-mnf 10716  df-xr 10717  df-ltxr 10718  df-le 10719  df-sub 10910  df-neg 10911  df-nn 11675  df-2 11737  df-n0 11935  df-z 12021  df-uz 12283  df-fz 12940  df-fzo 13083  df-seq 13419  df-hash 13741  df-ndx 16544  df-slot 16545  df-base 16547  df-sets 16548  df-ress 16549  df-plusg 16636  df-0g 16773  df-gsum 16774  df-topgen 16775  df-mre 16915  df-mrc 16916  df-acs 16918  df-plusf 17917  df-mgm 17918  df-sgrp 17967  df-mnd 17978  df-submnd 18023  df-grp 18172  df-minusg 18173  df-sbg 18174  df-mulg 18292  df-cntz 18514  df-cmn 18975  df-abl 18976  df-fbas 20163  df-fg 20164  df-top 21594  df-topon 21611  df-topsp 21633  df-bases 21646  df-ntr 21720  df-nei 21798  df-cn 21927  df-cnp 21928  df-tx 22262  df-hmeo 22455  df-fil 22546  df-fm 22638  df-flim 22639  df-flf 22640  df-tmd 22772  df-tgp 22773  df-tsms 22827
This theorem is referenced by:  tsmsxp  22855
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