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Theorem ptcnplem 21634
Description: Lemma for ptcnp 21635. (Contributed by Mario Carneiro, 3-Feb-2015.) (Revised by Mario Carneiro, 22-Aug-2015.)
Hypotheses
Ref Expression
ptcnp.2 𝐾 = (∏t𝐹)
ptcnp.3 (𝜑𝐽 ∈ (TopOn‘𝑋))
ptcnp.4 (𝜑𝐼𝑉)
ptcnp.5 (𝜑𝐹:𝐼⟶Top)
ptcnp.6 (𝜑𝐷𝑋)
ptcnp.7 ((𝜑𝑘𝐼) → (𝑥𝑋𝐴) ∈ ((𝐽 CnP (𝐹𝑘))‘𝐷))
ptcnplem.1 𝑘𝜓
ptcnplem.2 ((𝜑𝜓) → 𝐺 Fn 𝐼)
ptcnplem.3 (((𝜑𝜓) ∧ 𝑘𝐼) → (𝐺𝑘) ∈ (𝐹𝑘))
ptcnplem.4 ((𝜑𝜓) → 𝑊 ∈ Fin)
ptcnplem.5 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → (𝐺𝑘) = (𝐹𝑘))
ptcnplem.6 ((𝜑𝜓) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷) ∈ X𝑘𝐼 (𝐺𝑘))
Assertion
Ref Expression
ptcnplem ((𝜑𝜓) → ∃𝑧𝐽 (𝐷𝑧 ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘)))
Distinct variable groups:   𝑧,𝐴   𝑥,𝑘,𝑧,𝐷   𝑘,𝐼,𝑥,𝑧   𝑥,𝐺,𝑧   𝑘,𝐽,𝑧   𝑧,𝐾   𝜑,𝑘,𝑥,𝑧   𝑘,𝐹,𝑥,𝑧   𝑘,𝑉,𝑥   𝑘,𝑊,𝑧   𝑘,𝑋,𝑥,𝑧
Allowed substitution hints:   𝜓(𝑥,𝑧,𝑘)   𝐴(𝑥,𝑘)   𝐺(𝑘)   𝐽(𝑥)   𝐾(𝑥,𝑘)   𝑉(𝑧)   𝑊(𝑥)

Proof of Theorem ptcnplem
Dummy variables 𝑓 𝑡 𝑢 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 ptcnplem.4 . . . 4 ((𝜑𝜓) → 𝑊 ∈ Fin)
2 inss2 4027 . . . 4 (𝐼𝑊) ⊆ 𝑊
3 ssfi 8416 . . . 4 ((𝑊 ∈ Fin ∧ (𝐼𝑊) ⊆ 𝑊) → (𝐼𝑊) ∈ Fin)
41, 2, 3sylancl 576 . . 3 ((𝜑𝜓) → (𝐼𝑊) ∈ Fin)
5 nfv 2008 . . . . 5 𝑘𝜑
6 ptcnplem.1 . . . . 5 𝑘𝜓
75, 6nfan 1993 . . . 4 𝑘(𝜑𝜓)
8 inss1 4026 . . . . . . 7 (𝐼𝑊) ⊆ 𝐼
98sseli 3791 . . . . . 6 (𝑘 ∈ (𝐼𝑊) → 𝑘𝐼)
10 ptcnp.7 . . . . . . . 8 ((𝜑𝑘𝐼) → (𝑥𝑋𝐴) ∈ ((𝐽 CnP (𝐹𝑘))‘𝐷))
1110adantlr 697 . . . . . . 7 (((𝜑𝜓) ∧ 𝑘𝐼) → (𝑥𝑋𝐴) ∈ ((𝐽 CnP (𝐹𝑘))‘𝐷))
12 ptcnplem.3 . . . . . . 7 (((𝜑𝜓) ∧ 𝑘𝐼) → (𝐺𝑘) ∈ (𝐹𝑘))
13 ptcnp.6 . . . . . . . . . . . 12 (𝜑𝐷𝑋)
1413adantr 468 . . . . . . . . . . 11 ((𝜑𝜓) → 𝐷𝑋)
15 simpr 473 . . . . . . . . . . . . . . . . 17 (((𝜑𝑘𝐼) ∧ 𝑥𝑋) → 𝑥𝑋)
16 ptcnp.3 . . . . . . . . . . . . . . . . . . . . 21 (𝜑𝐽 ∈ (TopOn‘𝑋))
1716adantr 468 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑘𝐼) → 𝐽 ∈ (TopOn‘𝑋))
18 ptcnp.5 . . . . . . . . . . . . . . . . . . . . . 22 (𝜑𝐹:𝐼⟶Top)
1918ffvelrnda 6578 . . . . . . . . . . . . . . . . . . . . 21 ((𝜑𝑘𝐼) → (𝐹𝑘) ∈ Top)
20 eqid 2805 . . . . . . . . . . . . . . . . . . . . . 22 (𝐹𝑘) = (𝐹𝑘)
2120toptopon 20931 . . . . . . . . . . . . . . . . . . . . 21 ((𝐹𝑘) ∈ Top ↔ (𝐹𝑘) ∈ (TopOn‘ (𝐹𝑘)))
2219, 21sylib 209 . . . . . . . . . . . . . . . . . . . 20 ((𝜑𝑘𝐼) → (𝐹𝑘) ∈ (TopOn‘ (𝐹𝑘)))
23 cnpf2 21264 . . . . . . . . . . . . . . . . . . . 20 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝐹𝑘) ∈ (TopOn‘ (𝐹𝑘)) ∧ (𝑥𝑋𝐴) ∈ ((𝐽 CnP (𝐹𝑘))‘𝐷)) → (𝑥𝑋𝐴):𝑋 (𝐹𝑘))
2417, 22, 10, 23syl3anc 1483 . . . . . . . . . . . . . . . . . . 19 ((𝜑𝑘𝐼) → (𝑥𝑋𝐴):𝑋 (𝐹𝑘))
25 eqid 2805 . . . . . . . . . . . . . . . . . . . 20 (𝑥𝑋𝐴) = (𝑥𝑋𝐴)
2625fmpt 6599 . . . . . . . . . . . . . . . . . . 19 (∀𝑥𝑋 𝐴 (𝐹𝑘) ↔ (𝑥𝑋𝐴):𝑋 (𝐹𝑘))
2724, 26sylibr 225 . . . . . . . . . . . . . . . . . 18 ((𝜑𝑘𝐼) → ∀𝑥𝑋 𝐴 (𝐹𝑘))
2827r19.21bi 3119 . . . . . . . . . . . . . . . . 17 (((𝜑𝑘𝐼) ∧ 𝑥𝑋) → 𝐴 (𝐹𝑘))
2925fvmpt2 6509 . . . . . . . . . . . . . . . . 17 ((𝑥𝑋𝐴 (𝐹𝑘)) → ((𝑥𝑋𝐴)‘𝑥) = 𝐴)
3015, 28, 29syl2anc 575 . . . . . . . . . . . . . . . 16 (((𝜑𝑘𝐼) ∧ 𝑥𝑋) → ((𝑥𝑋𝐴)‘𝑥) = 𝐴)
3130an32s 634 . . . . . . . . . . . . . . 15 (((𝜑𝑥𝑋) ∧ 𝑘𝐼) → ((𝑥𝑋𝐴)‘𝑥) = 𝐴)
3231mpteq2dva 4934 . . . . . . . . . . . . . 14 ((𝜑𝑥𝑋) → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = (𝑘𝐼𝐴))
33 simpr 473 . . . . . . . . . . . . . . 15 ((𝜑𝑥𝑋) → 𝑥𝑋)
34 ptcnp.4 . . . . . . . . . . . . . . . . 17 (𝜑𝐼𝑉)
3534adantr 468 . . . . . . . . . . . . . . . 16 ((𝜑𝑥𝑋) → 𝐼𝑉)
36 mptexg 6706 . . . . . . . . . . . . . . . 16 (𝐼𝑉 → (𝑘𝐼𝐴) ∈ V)
3735, 36syl 17 . . . . . . . . . . . . . . 15 ((𝜑𝑥𝑋) → (𝑘𝐼𝐴) ∈ V)
38 eqid 2805 . . . . . . . . . . . . . . . 16 (𝑥𝑋 ↦ (𝑘𝐼𝐴)) = (𝑥𝑋 ↦ (𝑘𝐼𝐴))
3938fvmpt2 6509 . . . . . . . . . . . . . . 15 ((𝑥𝑋 ∧ (𝑘𝐼𝐴) ∈ V) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) = (𝑘𝐼𝐴))
4033, 37, 39syl2anc 575 . . . . . . . . . . . . . 14 ((𝜑𝑥𝑋) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) = (𝑘𝐼𝐴))
4132, 40eqtr4d 2842 . . . . . . . . . . . . 13 ((𝜑𝑥𝑋) → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥))
4241ralrimiva 3153 . . . . . . . . . . . 12 (𝜑 → ∀𝑥𝑋 (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥))
4342adantr 468 . . . . . . . . . . 11 ((𝜑𝜓) → ∀𝑥𝑋 (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥))
44 nfcv 2947 . . . . . . . . . . . . . 14 𝑥𝐼
45 nffvmpt1 6416 . . . . . . . . . . . . . 14 𝑥((𝑥𝑋𝐴)‘𝐷)
4644, 45nfmpt 4936 . . . . . . . . . . . . 13 𝑥(𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷))
47 nffvmpt1 6416 . . . . . . . . . . . . 13 𝑥((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷)
4846, 47nfeq 2959 . . . . . . . . . . . 12 𝑥(𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷)
49 fveq2 6405 . . . . . . . . . . . . . 14 (𝑥 = 𝐷 → ((𝑥𝑋𝐴)‘𝑥) = ((𝑥𝑋𝐴)‘𝐷))
5049mpteq2dv 4935 . . . . . . . . . . . . 13 (𝑥 = 𝐷 → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)))
51 fveq2 6405 . . . . . . . . . . . . 13 (𝑥 = 𝐷 → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷))
5250, 51eqeq12d 2820 . . . . . . . . . . . 12 (𝑥 = 𝐷 → ((𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ↔ (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷)))
5348, 52rspc 3495 . . . . . . . . . . 11 (𝐷𝑋 → (∀𝑥𝑋 (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝑥)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷)))
5414, 43, 53sylc 65 . . . . . . . . . 10 ((𝜑𝜓) → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷))
55 ptcnplem.6 . . . . . . . . . 10 ((𝜑𝜓) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝐷) ∈ X𝑘𝐼 (𝐺𝑘))
5654, 55eqeltrd 2884 . . . . . . . . 9 ((𝜑𝜓) → (𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) ∈ X𝑘𝐼 (𝐺𝑘))
5734adantr 468 . . . . . . . . . 10 ((𝜑𝜓) → 𝐼𝑉)
58 mptelixpg 8179 . . . . . . . . . 10 (𝐼𝑉 → ((𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑘𝐼 ((𝑥𝑋𝐴)‘𝐷) ∈ (𝐺𝑘)))
5957, 58syl 17 . . . . . . . . 9 ((𝜑𝜓) → ((𝑘𝐼 ↦ ((𝑥𝑋𝐴)‘𝐷)) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑘𝐼 ((𝑥𝑋𝐴)‘𝐷) ∈ (𝐺𝑘)))
6056, 59mpbid 223 . . . . . . . 8 ((𝜑𝜓) → ∀𝑘𝐼 ((𝑥𝑋𝐴)‘𝐷) ∈ (𝐺𝑘))
6160r19.21bi 3119 . . . . . . 7 (((𝜑𝜓) ∧ 𝑘𝐼) → ((𝑥𝑋𝐴)‘𝐷) ∈ (𝐺𝑘))
62 cnpimaex 21270 . . . . . . 7 (((𝑥𝑋𝐴) ∈ ((𝐽 CnP (𝐹𝑘))‘𝐷) ∧ (𝐺𝑘) ∈ (𝐹𝑘) ∧ ((𝑥𝑋𝐴)‘𝐷) ∈ (𝐺𝑘)) → ∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘)))
6311, 12, 61, 62syl3anc 1483 . . . . . 6 (((𝜑𝜓) ∧ 𝑘𝐼) → ∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘)))
649, 63sylan2 582 . . . . 5 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → ∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘)))
6564ex 399 . . . 4 ((𝜑𝜓) → (𝑘 ∈ (𝐼𝑊) → ∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘))))
667, 65ralrimi 3144 . . 3 ((𝜑𝜓) → ∀𝑘 ∈ (𝐼𝑊)∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘)))
67 eleq2 2873 . . . . 5 (𝑢 = (𝑓𝑘) → (𝐷𝑢𝐷 ∈ (𝑓𝑘)))
68 imaeq2 5669 . . . . . 6 (𝑢 = (𝑓𝑘) → ((𝑥𝑋𝐴) “ 𝑢) = ((𝑥𝑋𝐴) “ (𝑓𝑘)))
6968sseq1d 3826 . . . . 5 (𝑢 = (𝑓𝑘) → (((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘) ↔ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))
7067, 69anbi12d 618 . . . 4 (𝑢 = (𝑓𝑘) → ((𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘)) ↔ (𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘))))
7170ac6sfi 8440 . . 3 (((𝐼𝑊) ∈ Fin ∧ ∀𝑘 ∈ (𝐼𝑊)∃𝑢𝐽 (𝐷𝑢 ∧ ((𝑥𝑋𝐴) “ 𝑢) ⊆ (𝐺𝑘))) → ∃𝑓(𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘))))
724, 66, 71syl2anc 575 . 2 ((𝜑𝜓) → ∃𝑓(𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘))))
7316ad2antrr 708 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝐽 ∈ (TopOn‘𝑋))
74 toponuni 20928 . . . . . 6 (𝐽 ∈ (TopOn‘𝑋) → 𝑋 = 𝐽)
7573, 74syl 17 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝑋 = 𝐽)
7675ineq1d 4009 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (𝑋 ran 𝑓) = ( 𝐽 ran 𝑓))
77 topontop 20927 . . . . . . 7 (𝐽 ∈ (TopOn‘𝑋) → 𝐽 ∈ Top)
7816, 77syl 17 . . . . . 6 (𝜑𝐽 ∈ Top)
7978ad2antrr 708 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝐽 ∈ Top)
80 frn 6259 . . . . . 6 (𝑓:(𝐼𝑊)⟶𝐽 → ran 𝑓𝐽)
8180ad2antrl 710 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ran 𝑓𝐽)
824adantr 468 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (𝐼𝑊) ∈ Fin)
83 ffn 6253 . . . . . . . 8 (𝑓:(𝐼𝑊)⟶𝐽𝑓 Fn (𝐼𝑊))
8483ad2antrl 710 . . . . . . 7 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝑓 Fn (𝐼𝑊))
85 dffn4 6334 . . . . . . 7 (𝑓 Fn (𝐼𝑊) ↔ 𝑓:(𝐼𝑊)–onto→ran 𝑓)
8684, 85sylib 209 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝑓:(𝐼𝑊)–onto→ran 𝑓)
87 fofi 8488 . . . . . 6 (((𝐼𝑊) ∈ Fin ∧ 𝑓:(𝐼𝑊)–onto→ran 𝑓) → ran 𝑓 ∈ Fin)
8882, 86, 87syl2anc 575 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ran 𝑓 ∈ Fin)
89 eqid 2805 . . . . . 6 𝐽 = 𝐽
9089rintopn 20923 . . . . 5 ((𝐽 ∈ Top ∧ ran 𝑓𝐽 ∧ ran 𝑓 ∈ Fin) → ( 𝐽 ran 𝑓) ∈ 𝐽)
9179, 81, 88, 90syl3anc 1483 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ( 𝐽 ran 𝑓) ∈ 𝐽)
9276, 91eqeltrd 2884 . . 3 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (𝑋 ran 𝑓) ∈ 𝐽)
9313ad2antrr 708 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝐷𝑋)
94 simpl 470 . . . . . . 7 ((𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)) → 𝐷 ∈ (𝑓𝑘))
9594ralimi 3139 . . . . . 6 (∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)) → ∀𝑘 ∈ (𝐼𝑊)𝐷 ∈ (𝑓𝑘))
9695ad2antll 711 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑘 ∈ (𝐼𝑊)𝐷 ∈ (𝑓𝑘))
97 eleq2 2873 . . . . . . 7 (𝑧 = (𝑓𝑘) → (𝐷𝑧𝐷 ∈ (𝑓𝑘)))
9897ralrn 6581 . . . . . 6 (𝑓 Fn (𝐼𝑊) → (∀𝑧 ∈ ran 𝑓 𝐷𝑧 ↔ ∀𝑘 ∈ (𝐼𝑊)𝐷 ∈ (𝑓𝑘)))
9984, 98syl 17 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (∀𝑧 ∈ ran 𝑓 𝐷𝑧 ↔ ∀𝑘 ∈ (𝐼𝑊)𝐷 ∈ (𝑓𝑘)))
10096, 99mpbird 248 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑧 ∈ ran 𝑓 𝐷𝑧)
101 elrint 4706 . . . 4 (𝐷 ∈ (𝑋 ran 𝑓) ↔ (𝐷𝑋 ∧ ∀𝑧 ∈ ran 𝑓 𝐷𝑧))
10293, 100, 101sylanbrc 574 . . 3 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝐷 ∈ (𝑋 ran 𝑓))
103 nfv 2008 . . . . . . . . . 10 𝑘 𝑓:(𝐼𝑊)⟶𝐽
1047, 103nfan 1993 . . . . . . . . 9 𝑘((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽)
105 funmpt 6136 . . . . . . . . . . . . 13 Fun (𝑥𝑋𝐴)
106 simp-4l 792 . . . . . . . . . . . . . . . 16 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝜑)
107106, 16syl 17 . . . . . . . . . . . . . . 15 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝐽 ∈ (TopOn‘𝑋))
108 simpllr 784 . . . . . . . . . . . . . . . 16 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝑓:(𝐼𝑊)⟶𝐽)
109 simplr 776 . . . . . . . . . . . . . . . 16 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝑘 ∈ (𝐼𝑊))
110108, 109ffvelrnd 6579 . . . . . . . . . . . . . . 15 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (𝑓𝑘) ∈ 𝐽)
111 toponss 20941 . . . . . . . . . . . . . . 15 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑓𝑘) ∈ 𝐽) → (𝑓𝑘) ⊆ 𝑋)
112107, 110, 111syl2anc 575 . . . . . . . . . . . . . 14 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (𝑓𝑘) ⊆ 𝑋)
1138, 109sseldi 3793 . . . . . . . . . . . . . . . 16 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝑘𝐼)
114106, 113, 27syl2anc 575 . . . . . . . . . . . . . . 15 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → ∀𝑥𝑋 𝐴 (𝐹𝑘))
115 dmmptg 5843 . . . . . . . . . . . . . . 15 (∀𝑥𝑋 𝐴 (𝐹𝑘) → dom (𝑥𝑋𝐴) = 𝑋)
116114, 115syl 17 . . . . . . . . . . . . . 14 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → dom (𝑥𝑋𝐴) = 𝑋)
117112, 116sseqtr4d 3836 . . . . . . . . . . . . 13 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (𝑓𝑘) ⊆ dom (𝑥𝑋𝐴))
118 funimass4 6465 . . . . . . . . . . . . 13 ((Fun (𝑥𝑋𝐴) ∧ (𝑓𝑘) ⊆ dom (𝑥𝑋𝐴)) → (((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘) ↔ ∀𝑡 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑡) ∈ (𝐺𝑘)))
119105, 117, 118sylancr 577 . . . . . . . . . . . 12 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘) ↔ ∀𝑡 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑡) ∈ (𝐺𝑘)))
120 nffvmpt1 6416 . . . . . . . . . . . . . 14 𝑥((𝑥𝑋𝐴)‘𝑡)
121120nfel1 2962 . . . . . . . . . . . . 13 𝑥((𝑥𝑋𝐴)‘𝑡) ∈ (𝐺𝑘)
122 nfv 2008 . . . . . . . . . . . . 13 𝑡((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)
123 fveq2 6405 . . . . . . . . . . . . . 14 (𝑡 = 𝑥 → ((𝑥𝑋𝐴)‘𝑡) = ((𝑥𝑋𝐴)‘𝑥))
124123eleq1d 2869 . . . . . . . . . . . . 13 (𝑡 = 𝑥 → (((𝑥𝑋𝐴)‘𝑡) ∈ (𝐺𝑘) ↔ ((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)))
125121, 122, 124cbvral 3355 . . . . . . . . . . . 12 (∀𝑡 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑡) ∈ (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘))
126119, 125syl6bb 278 . . . . . . . . . . 11 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)))
127 inss1 4026 . . . . . . . . . . . . 13 (𝑋 ran 𝑓) ⊆ 𝑋
128 ssralv 3860 . . . . . . . . . . . . 13 ((𝑋 ran 𝑓) ⊆ 𝑋 → (∀𝑥𝑋 𝐴 (𝐹𝑘) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘)))
129127, 114, 128mpsyl 68 . . . . . . . . . . . 12 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘))
130 inss2 4027 . . . . . . . . . . . . . 14 (𝑋 ran 𝑓) ⊆ ran 𝑓
131108, 83syl 17 . . . . . . . . . . . . . . . 16 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → 𝑓 Fn (𝐼𝑊))
132 fnfvelrn 6575 . . . . . . . . . . . . . . . 16 ((𝑓 Fn (𝐼𝑊) ∧ 𝑘 ∈ (𝐼𝑊)) → (𝑓𝑘) ∈ ran 𝑓)
133131, 109, 132syl2anc 575 . . . . . . . . . . . . . . 15 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (𝑓𝑘) ∈ ran 𝑓)
134 intss1 4680 . . . . . . . . . . . . . . 15 ((𝑓𝑘) ∈ ran 𝑓 ran 𝑓 ⊆ (𝑓𝑘))
135133, 134syl 17 . . . . . . . . . . . . . 14 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → ran 𝑓 ⊆ (𝑓𝑘))
136130, 135syl5ss 3806 . . . . . . . . . . . . 13 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (𝑋 ran 𝑓) ⊆ (𝑓𝑘))
137 ssralv 3860 . . . . . . . . . . . . 13 ((𝑋 ran 𝑓) ⊆ (𝑓𝑘) → (∀𝑥 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘) → ∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)))
138136, 137syl 17 . . . . . . . . . . . 12 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (∀𝑥 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘) → ∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)))
139 r19.26 3251 . . . . . . . . . . . . 13 (∀𝑥 ∈ (𝑋 ran 𝑓)(𝐴 (𝐹𝑘) ∧ ((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)) ↔ (∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘) ∧ ∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)))
140127sseli 3791 . . . . . . . . . . . . . . . . . 18 (𝑥 ∈ (𝑋 ran 𝑓) → 𝑥𝑋)
141140, 29sylan 571 . . . . . . . . . . . . . . . . 17 ((𝑥 ∈ (𝑋 ran 𝑓) ∧ 𝐴 (𝐹𝑘)) → ((𝑥𝑋𝐴)‘𝑥) = 𝐴)
142141eleq1d 2869 . . . . . . . . . . . . . . . 16 ((𝑥 ∈ (𝑋 ran 𝑓) ∧ 𝐴 (𝐹𝑘)) → (((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘) ↔ 𝐴 ∈ (𝐺𝑘)))
143142biimpd 220 . . . . . . . . . . . . . . 15 ((𝑥 ∈ (𝑋 ran 𝑓) ∧ 𝐴 (𝐹𝑘)) → (((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘) → 𝐴 ∈ (𝐺𝑘)))
144143expimpd 443 . . . . . . . . . . . . . 14 (𝑥 ∈ (𝑋 ran 𝑓) → ((𝐴 (𝐹𝑘) ∧ ((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)) → 𝐴 ∈ (𝐺𝑘)))
145144ralimia 3137 . . . . . . . . . . . . 13 (∀𝑥 ∈ (𝑋 ran 𝑓)(𝐴 (𝐹𝑘) ∧ ((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
146139, 145sylbir 226 . . . . . . . . . . . 12 ((∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘) ∧ ∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
147129, 138, 146syl6an 666 . . . . . . . . . . 11 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (∀𝑥 ∈ (𝑓𝑘)((𝑥𝑋𝐴)‘𝑥) ∈ (𝐺𝑘) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
148126, 147sylbid 231 . . . . . . . . . 10 (((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) ∧ 𝐷 ∈ (𝑓𝑘)) → (((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
149148expimpd 443 . . . . . . . . 9 ((((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) ∧ 𝑘 ∈ (𝐼𝑊)) → ((𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
150104, 149ralimdaa 3145 . . . . . . . 8 (((𝜑𝜓) ∧ 𝑓:(𝐼𝑊)⟶𝐽) → (∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)) → ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
151150impr 444 . . . . . . 7 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
152 simpl 470 . . . . . . . . . . . 12 ((𝜑𝜓) → 𝜑)
153 eldifi 3928 . . . . . . . . . . . 12 (𝑘 ∈ (𝐼𝑊) → 𝑘𝐼)
154140, 28sylan2 582 . . . . . . . . . . . . 13 (((𝜑𝑘𝐼) ∧ 𝑥 ∈ (𝑋 ran 𝑓)) → 𝐴 (𝐹𝑘))
155154ralrimiva 3153 . . . . . . . . . . . 12 ((𝜑𝑘𝐼) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘))
156152, 153, 155syl2an 585 . . . . . . . . . . 11 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘))
157 ptcnplem.5 . . . . . . . . . . . 12 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → (𝐺𝑘) = (𝐹𝑘))
158 eleq2 2873 . . . . . . . . . . . . 13 ((𝐺𝑘) = (𝐹𝑘) → (𝐴 ∈ (𝐺𝑘) ↔ 𝐴 (𝐹𝑘)))
159158ralbidv 3173 . . . . . . . . . . . 12 ((𝐺𝑘) = (𝐹𝑘) → (∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘)))
160157, 159syl 17 . . . . . . . . . . 11 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → (∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 (𝐹𝑘)))
161156, 160mpbird 248 . . . . . . . . . 10 (((𝜑𝜓) ∧ 𝑘 ∈ (𝐼𝑊)) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
162161ex 399 . . . . . . . . 9 ((𝜑𝜓) → (𝑘 ∈ (𝐼𝑊) → ∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
1637, 162ralrimi 3144 . . . . . . . 8 ((𝜑𝜓) → ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
164163adantr 468 . . . . . . 7 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
165 inundif 4239 . . . . . . . . 9 ((𝐼𝑊) ∪ (𝐼𝑊)) = 𝐼
166165raleqi 3330 . . . . . . . 8 (∀𝑘 ∈ ((𝐼𝑊) ∪ (𝐼𝑊))∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ↔ ∀𝑘𝐼𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
167 ralunb 3990 . . . . . . . 8 (∀𝑘 ∈ ((𝐼𝑊) ∪ (𝐼𝑊))∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ↔ (∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ∧ ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
168166, 167bitr3i 268 . . . . . . 7 (∀𝑘𝐼𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ↔ (∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘) ∧ ∀𝑘 ∈ (𝐼𝑊)∀𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘)))
169151, 164, 168sylanbrc 574 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑘𝐼𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
170 ralcom 3285 . . . . . 6 (∀𝑥 ∈ (𝑋 ran 𝑓)∀𝑘𝐼 𝐴 ∈ (𝐺𝑘) ↔ ∀𝑘𝐼𝑥 ∈ (𝑋 ran 𝑓)𝐴 ∈ (𝐺𝑘))
171169, 170sylibr 225 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑥 ∈ (𝑋 ran 𝑓)∀𝑘𝐼 𝐴 ∈ (𝐺𝑘))
17234ad2antrr 708 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → 𝐼𝑉)
173 nffvmpt1 6416 . . . . . . . . 9 𝑥((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡)
174173nfel1 2962 . . . . . . . 8 𝑥((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘)
175 nfv 2008 . . . . . . . 8 𝑡((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘)
176 fveq2 6405 . . . . . . . . 9 (𝑡 = 𝑥 → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥))
177176eleq1d 2869 . . . . . . . 8 (𝑡 = 𝑥 → (((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘)))
178174, 175, 177cbvral 3355 . . . . . . 7 (∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘))
179140, 36, 39syl2anr 586 . . . . . . . . . 10 ((𝐼𝑉𝑥 ∈ (𝑋 ran 𝑓)) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) = (𝑘𝐼𝐴))
180179eleq1d 2869 . . . . . . . . 9 ((𝐼𝑉𝑥 ∈ (𝑋 ran 𝑓)) → (((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘) ↔ (𝑘𝐼𝐴) ∈ X𝑘𝐼 (𝐺𝑘)))
181 mptelixpg 8179 . . . . . . . . . 10 (𝐼𝑉 → ((𝑘𝐼𝐴) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
182181adantr 468 . . . . . . . . 9 ((𝐼𝑉𝑥 ∈ (𝑋 ran 𝑓)) → ((𝑘𝐼𝐴) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
183180, 182bitrd 270 . . . . . . . 8 ((𝐼𝑉𝑥 ∈ (𝑋 ran 𝑓)) → (((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
184183ralbidva 3172 . . . . . . 7 (𝐼𝑉 → (∀𝑥 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑥) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
185178, 184syl5bb 274 . . . . . 6 (𝐼𝑉 → (∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
186172, 185syl 17 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑥 ∈ (𝑋 ran 𝑓)∀𝑘𝐼 𝐴 ∈ (𝐺𝑘)))
187171, 186mpbird 248 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘))
188 funmpt 6136 . . . . 5 Fun (𝑥𝑋 ↦ (𝑘𝐼𝐴))
18934, 36syl 17 . . . . . . . . 9 (𝜑 → (𝑘𝐼𝐴) ∈ V)
190189ralrimivw 3154 . . . . . . . 8 (𝜑 → ∀𝑥𝑋 (𝑘𝐼𝐴) ∈ V)
191190ad2antrr 708 . . . . . . 7 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∀𝑥𝑋 (𝑘𝐼𝐴) ∈ V)
192 dmmptg 5843 . . . . . . 7 (∀𝑥𝑋 (𝑘𝐼𝐴) ∈ V → dom (𝑥𝑋 ↦ (𝑘𝐼𝐴)) = 𝑋)
193191, 192syl 17 . . . . . 6 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → dom (𝑥𝑋 ↦ (𝑘𝐼𝐴)) = 𝑋)
194127, 193syl5sseqr 3848 . . . . 5 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (𝑋 ran 𝑓) ⊆ dom (𝑥𝑋 ↦ (𝑘𝐼𝐴)))
195 funimass4 6465 . . . . 5 ((Fun (𝑥𝑋 ↦ (𝑘𝐼𝐴)) ∧ (𝑋 ran 𝑓) ⊆ dom (𝑥𝑋 ↦ (𝑘𝐼𝐴))) → (((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘)))
196188, 194, 195sylancr 577 . . . 4 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → (((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘) ↔ ∀𝑡 ∈ (𝑋 ran 𝑓)((𝑥𝑋 ↦ (𝑘𝐼𝐴))‘𝑡) ∈ X𝑘𝐼 (𝐺𝑘)))
197187, 196mpbird 248 . . 3 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘))
198 eleq2 2873 . . . . 5 (𝑧 = (𝑋 ran 𝑓) → (𝐷𝑧𝐷 ∈ (𝑋 ran 𝑓)))
199 imaeq2 5669 . . . . . 6 (𝑧 = (𝑋 ran 𝑓) → ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) = ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)))
200199sseq1d 3826 . . . . 5 (𝑧 = (𝑋 ran 𝑓) → (((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘) ↔ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘)))
201198, 200anbi12d 618 . . . 4 (𝑧 = (𝑋 ran 𝑓) → ((𝐷𝑧 ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘)) ↔ (𝐷 ∈ (𝑋 ran 𝑓) ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘))))
202201rspcev 3501 . . 3 (((𝑋 ran 𝑓) ∈ 𝐽 ∧ (𝐷 ∈ (𝑋 ran 𝑓) ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ (𝑋 ran 𝑓)) ⊆ X𝑘𝐼 (𝐺𝑘))) → ∃𝑧𝐽 (𝐷𝑧 ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘)))
20392, 102, 197, 202syl12anc 856 . 2 (((𝜑𝜓) ∧ (𝑓:(𝐼𝑊)⟶𝐽 ∧ ∀𝑘 ∈ (𝐼𝑊)(𝐷 ∈ (𝑓𝑘) ∧ ((𝑥𝑋𝐴) “ (𝑓𝑘)) ⊆ (𝐺𝑘)))) → ∃𝑧𝐽 (𝐷𝑧 ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘)))
20472, 203exlimddv 2028 1 ((𝜑𝜓) → ∃𝑧𝐽 (𝐷𝑧 ∧ ((𝑥𝑋 ↦ (𝑘𝐼𝐴)) “ 𝑧) ⊆ X𝑘𝐼 (𝐺𝑘)))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 197  wa 384   = wceq 1637  wex 1859  wnf 1863  wcel 2158  wral 3095  wrex 3096  Vcvv 3390  cdif 3763  cun 3764  cin 3765  wss 3766   cuni 4626   cint 4665  cmpt 4919  dom cdm 5308  ran crn 5309  cima 5311  Fun wfun 6092   Fn wfn 6093  wf 6094  ontowfo 6096  cfv 6098  (class class class)co 6871  Xcixp 8142  Fincfn 8189  tcpt 16300  Topctop 20907  TopOnctopon 20924   CnP ccnp 21239
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1880  ax-4 1897  ax-5 2004  ax-6 2070  ax-7 2106  ax-8 2160  ax-9 2167  ax-10 2187  ax-11 2203  ax-12 2216  ax-13 2422  ax-ext 2784  ax-rep 4960  ax-sep 4971  ax-nul 4980  ax-pow 5032  ax-pr 5093  ax-un 7176
This theorem depends on definitions:  df-bi 198  df-an 385  df-or 866  df-3or 1101  df-3an 1102  df-tru 1641  df-ex 1860  df-nf 1865  df-sb 2063  df-eu 2636  df-mo 2637  df-clab 2792  df-cleq 2798  df-clel 2801  df-nfc 2936  df-ne 2978  df-ral 3100  df-rex 3101  df-reu 3102  df-rab 3104  df-v 3392  df-sbc 3631  df-csb 3726  df-dif 3769  df-un 3771  df-in 3773  df-ss 3780  df-pss 3782  df-nul 4114  df-if 4277  df-pw 4350  df-sn 4368  df-pr 4370  df-tp 4372  df-op 4374  df-uni 4627  df-int 4666  df-iun 4710  df-iin 4711  df-br 4841  df-opab 4903  df-mpt 4920  df-tr 4943  df-id 5216  df-eprel 5221  df-po 5229  df-so 5230  df-fr 5267  df-we 5269  df-xp 5314  df-rel 5315  df-cnv 5316  df-co 5317  df-dm 5318  df-rn 5319  df-res 5320  df-ima 5321  df-pred 5890  df-ord 5936  df-on 5937  df-lim 5938  df-suc 5939  df-iota 6061  df-fun 6100  df-fn 6101  df-f 6102  df-f1 6103  df-fo 6104  df-f1o 6105  df-fv 6106  df-ov 6874  df-oprab 6875  df-mpt2 6876  df-om 7293  df-1st 7395  df-2nd 7396  df-wrecs 7639  df-recs 7701  df-rdg 7739  df-1o 7793  df-oadd 7797  df-er 7976  df-map 8091  df-ixp 8143  df-en 8190  df-dom 8191  df-fin 8193  df-top 20908  df-topon 20925  df-cnp 21242
This theorem is referenced by:  ptcnp  21635
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