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Theorem satfrnmapom 35357
Description: The range of the satisfaction predicate as function over wff codes in any model 𝑀 and any binary relation 𝐸 on 𝑀 for a natural number 𝑁 is a subset of the power set of all mappings from the natural numbers into the model 𝑀. (Contributed by AV, 13-Oct-2023.)
Assertion
Ref Expression
satfrnmapom ((𝑀𝑉𝐸𝑊𝑁 ∈ ω) → ran ((𝑀 Sat 𝐸)‘𝑁) ⊆ 𝒫 (𝑀m ω))

Proof of Theorem satfrnmapom
Dummy variables 𝑎 𝑏 𝑓 𝑖 𝑗 𝑢 𝑣 𝑥 𝑦 𝑧 𝑛 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 fveq2 6858 . . . . . . . . 9 (𝑎 = ∅ → ((𝑀 Sat 𝐸)‘𝑎) = ((𝑀 Sat 𝐸)‘∅))
21rneqd 5902 . . . . . . . 8 (𝑎 = ∅ → ran ((𝑀 Sat 𝐸)‘𝑎) = ran ((𝑀 Sat 𝐸)‘∅))
32eleq2d 2814 . . . . . . 7 (𝑎 = ∅ → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) ↔ 𝑛 ∈ ran ((𝑀 Sat 𝐸)‘∅)))
43imbi1d 341 . . . . . 6 (𝑎 = ∅ → ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω)) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘∅) → 𝑛 ∈ 𝒫 (𝑀m ω))))
54imbi2d 340 . . . . 5 (𝑎 = ∅ → (((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω))) ↔ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘∅) → 𝑛 ∈ 𝒫 (𝑀m ω)))))
6 fveq2 6858 . . . . . . . . 9 (𝑎 = 𝑏 → ((𝑀 Sat 𝐸)‘𝑎) = ((𝑀 Sat 𝐸)‘𝑏))
76rneqd 5902 . . . . . . . 8 (𝑎 = 𝑏 → ran ((𝑀 Sat 𝐸)‘𝑎) = ran ((𝑀 Sat 𝐸)‘𝑏))
87eleq2d 2814 . . . . . . 7 (𝑎 = 𝑏 → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) ↔ 𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏)))
98imbi1d 341 . . . . . 6 (𝑎 = 𝑏 → ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω)) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω))))
109imbi2d 340 . . . . 5 (𝑎 = 𝑏 → (((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω))) ↔ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))))
11 fveq2 6858 . . . . . . . . 9 (𝑎 = suc 𝑏 → ((𝑀 Sat 𝐸)‘𝑎) = ((𝑀 Sat 𝐸)‘suc 𝑏))
1211rneqd 5902 . . . . . . . 8 (𝑎 = suc 𝑏 → ran ((𝑀 Sat 𝐸)‘𝑎) = ran ((𝑀 Sat 𝐸)‘suc 𝑏))
1312eleq2d 2814 . . . . . . 7 (𝑎 = suc 𝑏 → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) ↔ 𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏)))
1413imbi1d 341 . . . . . 6 (𝑎 = suc 𝑏 → ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω)) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω))))
1514imbi2d 340 . . . . 5 (𝑎 = suc 𝑏 → (((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω))) ↔ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))))
16 fveq2 6858 . . . . . . . . 9 (𝑎 = 𝑁 → ((𝑀 Sat 𝐸)‘𝑎) = ((𝑀 Sat 𝐸)‘𝑁))
1716rneqd 5902 . . . . . . . 8 (𝑎 = 𝑁 → ran ((𝑀 Sat 𝐸)‘𝑎) = ran ((𝑀 Sat 𝐸)‘𝑁))
1817eleq2d 2814 . . . . . . 7 (𝑎 = 𝑁 → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) ↔ 𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁)))
1918imbi1d 341 . . . . . 6 (𝑎 = 𝑁 → ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω)) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁) → 𝑛 ∈ 𝒫 (𝑀m ω))))
2019imbi2d 340 . . . . 5 (𝑎 = 𝑁 → (((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑎) → 𝑛 ∈ 𝒫 (𝑀m ω))) ↔ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁) → 𝑛 ∈ 𝒫 (𝑀m ω)))))
21 eqid 2729 . . . . . . . . 9 (𝑀 Sat 𝐸) = (𝑀 Sat 𝐸)
2221satfv0 35345 . . . . . . . 8 ((𝑀𝑉𝐸𝑊) → ((𝑀 Sat 𝐸)‘∅) = {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})})
2322rneqd 5902 . . . . . . 7 ((𝑀𝑉𝐸𝑊) → ran ((𝑀 Sat 𝐸)‘∅) = ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})})
2423eleq2d 2814 . . . . . 6 ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘∅) ↔ 𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})}))
25 rnopab 5918 . . . . . . . 8 ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} = {𝑦 ∣ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})}
2625eleq2i 2820 . . . . . . 7 (𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} ↔ 𝑛 ∈ {𝑦 ∣ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})})
27 vex 3451 . . . . . . . . . 10 𝑛 ∈ V
28 eqeq1 2733 . . . . . . . . . . . . 13 (𝑦 = 𝑛 → (𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} ↔ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}))
2928anbi2d 630 . . . . . . . . . . . 12 (𝑦 = 𝑛 → ((𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) ↔ (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})))
30292rexbidv 3202 . . . . . . . . . . 11 (𝑦 = 𝑛 → (∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) ↔ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})))
3130exbidv 1921 . . . . . . . . . 10 (𝑦 = 𝑛 → (∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) ↔ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})))
3227, 31elab 3646 . . . . . . . . 9 (𝑛 ∈ {𝑦 ∣ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} ↔ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}))
33 ovex 7420 . . . . . . . . . . . . . . 15 (𝑀m ω) ∈ V
34 ssrab2 4043 . . . . . . . . . . . . . . 15 {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} ⊆ (𝑀m ω)
3533, 34elpwi2 5290 . . . . . . . . . . . . . 14 {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} ∈ 𝒫 (𝑀m ω)
36 eleq1 2816 . . . . . . . . . . . . . 14 (𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} → (𝑛 ∈ 𝒫 (𝑀m ω) ↔ {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} ∈ 𝒫 (𝑀m ω)))
3735, 36mpbiri 258 . . . . . . . . . . . . 13 (𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)} → 𝑛 ∈ 𝒫 (𝑀m ω))
3837adantl 481 . . . . . . . . . . . 12 ((𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) → 𝑛 ∈ 𝒫 (𝑀m ω))
3938a1i 11 . . . . . . . . . . 11 ((𝑖 ∈ ω ∧ 𝑗 ∈ ω) → ((𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) → 𝑛 ∈ 𝒫 (𝑀m ω)))
4039rexlimivv 3179 . . . . . . . . . 10 (∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) → 𝑛 ∈ 𝒫 (𝑀m ω))
4140exlimiv 1930 . . . . . . . . 9 (∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑛 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)}) → 𝑛 ∈ 𝒫 (𝑀m ω))
4232, 41sylbi 217 . . . . . . . 8 (𝑛 ∈ {𝑦 ∣ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} → 𝑛 ∈ 𝒫 (𝑀m ω))
4342a1i 11 . . . . . . 7 ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ {𝑦 ∣ ∃𝑥𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} → 𝑛 ∈ 𝒫 (𝑀m ω)))
4426, 43biimtrid 242 . . . . . 6 ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑖 ∈ ω ∃𝑗 ∈ ω (𝑥 = (𝑖𝑔𝑗) ∧ 𝑦 = {𝑓 ∈ (𝑀m ω) ∣ (𝑓𝑖)𝐸(𝑓𝑗)})} → 𝑛 ∈ 𝒫 (𝑀m ω)))
4524, 44sylbid 240 . . . . 5 ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘∅) → 𝑛 ∈ 𝒫 (𝑀m ω)))
4621satfvsuc 35348 . . . . . . . . . . . . . . 15 ((𝑀𝑉𝐸𝑊𝑏 ∈ ω) → ((𝑀 Sat 𝐸)‘suc 𝑏) = (((𝑀 Sat 𝐸)‘𝑏) ∪ {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}))
47463expa 1118 . . . . . . . . . . . . . 14 (((𝑀𝑉𝐸𝑊) ∧ 𝑏 ∈ ω) → ((𝑀 Sat 𝐸)‘suc 𝑏) = (((𝑀 Sat 𝐸)‘𝑏) ∪ {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}))
4847rneqd 5902 . . . . . . . . . . . . 13 (((𝑀𝑉𝐸𝑊) ∧ 𝑏 ∈ ω) → ran ((𝑀 Sat 𝐸)‘suc 𝑏) = ran (((𝑀 Sat 𝐸)‘𝑏) ∪ {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}))
49 rnun 6118 . . . . . . . . . . . . 13 ran (((𝑀 Sat 𝐸)‘𝑏) ∪ {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}) = (ran ((𝑀 Sat 𝐸)‘𝑏) ∪ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))})
5048, 49eqtrdi 2780 . . . . . . . . . . . 12 (((𝑀𝑉𝐸𝑊) ∧ 𝑏 ∈ ω) → ran ((𝑀 Sat 𝐸)‘suc 𝑏) = (ran ((𝑀 Sat 𝐸)‘𝑏) ∪ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}))
5150eleq2d 2814 . . . . . . . . . . 11 (((𝑀𝑉𝐸𝑊) ∧ 𝑏 ∈ ω) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) ↔ 𝑛 ∈ (ran ((𝑀 Sat 𝐸)‘𝑏) ∪ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))})))
52 elun 4116 . . . . . . . . . . . 12 (𝑛 ∈ (ran ((𝑀 Sat 𝐸)‘𝑏) ∪ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ 𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}))
53 rnopab 5918 . . . . . . . . . . . . . . 15 ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))} = {𝑦 ∣ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}
5453eleq2i 2820 . . . . . . . . . . . . . 14 (𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))} ↔ 𝑛 ∈ {𝑦 ∣ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))})
55 eqeq1 2733 . . . . . . . . . . . . . . . . . . . 20 (𝑦 = 𝑛 → (𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) ↔ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))))
5655anbi2d 630 . . . . . . . . . . . . . . . . . . 19 (𝑦 = 𝑛 → ((𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ↔ (𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))))))
5756rexbidv 3157 . . . . . . . . . . . . . . . . . 18 (𝑦 = 𝑛 → (∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ↔ ∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))))))
58 eqeq1 2733 . . . . . . . . . . . . . . . . . . . 20 (𝑦 = 𝑛 → (𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} ↔ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))
5958anbi2d 630 . . . . . . . . . . . . . . . . . . 19 (𝑦 = 𝑛 → ((𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}) ↔ (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))
6059rexbidv 3157 . . . . . . . . . . . . . . . . . 18 (𝑦 = 𝑛 → (∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}) ↔ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))
6157, 60orbi12d 918 . . . . . . . . . . . . . . . . 17 (𝑦 = 𝑛 → ((∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) ↔ (∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))
6261rexbidv 3157 . . . . . . . . . . . . . . . 16 (𝑦 = 𝑛 → (∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) ↔ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))
6362exbidv 1921 . . . . . . . . . . . . . . 15 (𝑦 = 𝑛 → (∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) ↔ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))
6427, 63elab 3646 . . . . . . . . . . . . . 14 (𝑛 ∈ {𝑦 ∣ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))} ↔ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))
6554, 64bitri 275 . . . . . . . . . . . . 13 (𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))} ↔ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))
6665orbi2i 912 . . . . . . . . . . . 12 ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ 𝑛 ∈ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))
6752, 66bitri 275 . . . . . . . . . . 11 (𝑛 ∈ (ran ((𝑀 Sat 𝐸)‘𝑏) ∪ ran {⟨𝑥, 𝑦⟩ ∣ ∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑦 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑦 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))}) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))
6851, 67bitrdi 287 . . . . . . . . . 10 (((𝑀𝑉𝐸𝑊) ∧ 𝑏 ∈ ω) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))))
6968expcom 413 . . . . . . . . 9 (𝑏 ∈ ω → ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))))
7069adantr 480 . . . . . . . 8 ((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) → ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))))))
7170imp 406 . . . . . . 7 (((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) ∧ (𝑀𝑉𝐸𝑊)) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) ↔ (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})))))
72 simpr 484 . . . . . . . . 9 ((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) → ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω))))
7372imp 406 . . . . . . . 8 (((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) ∧ (𝑀𝑉𝐸𝑊)) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))
74 difss 4099 . . . . . . . . . . . . . . . . . 18 ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) ⊆ (𝑀m ω)
7533, 74elpwi2 5290 . . . . . . . . . . . . . . . . 17 ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) ∈ 𝒫 (𝑀m ω)
76 eleq1 2816 . . . . . . . . . . . . . . . . 17 (𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) → (𝑛 ∈ 𝒫 (𝑀m ω) ↔ ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) ∈ 𝒫 (𝑀m ω)))
7775, 76mpbiri 258 . . . . . . . . . . . . . . . 16 (𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))) → 𝑛 ∈ 𝒫 (𝑀m ω))
7877adantl 481 . . . . . . . . . . . . . . 15 ((𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) → 𝑛 ∈ 𝒫 (𝑀m ω))
7978adantl 481 . . . . . . . . . . . . . 14 ((𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏) ∧ (𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣))))) → 𝑛 ∈ 𝒫 (𝑀m ω))
8079rexlimiva 3126 . . . . . . . . . . . . 13 (∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) → 𝑛 ∈ 𝒫 (𝑀m ω))
81 ssrab2 4043 . . . . . . . . . . . . . . . . . 18 {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} ⊆ (𝑀m ω)
8233, 81elpwi2 5290 . . . . . . . . . . . . . . . . 17 {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} ∈ 𝒫 (𝑀m ω)
83 eleq1 2816 . . . . . . . . . . . . . . . . 17 (𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} → (𝑛 ∈ 𝒫 (𝑀m ω) ↔ {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} ∈ 𝒫 (𝑀m ω)))
8482, 83mpbiri 258 . . . . . . . . . . . . . . . 16 (𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)} → 𝑛 ∈ 𝒫 (𝑀m ω))
8584adantl 481 . . . . . . . . . . . . . . 15 ((𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}) → 𝑛 ∈ 𝒫 (𝑀m ω))
8685a1i 11 . . . . . . . . . . . . . 14 (𝑖 ∈ ω → ((𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}) → 𝑛 ∈ 𝒫 (𝑀m ω)))
8786rexlimiv 3127 . . . . . . . . . . . . 13 (∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}) → 𝑛 ∈ 𝒫 (𝑀m ω))
8880, 87jaoi 857 . . . . . . . . . . . 12 ((∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) → 𝑛 ∈ 𝒫 (𝑀m ω))
8988a1i 11 . . . . . . . . . . 11 (𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏) → ((∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) → 𝑛 ∈ 𝒫 (𝑀m ω)))
9089rexlimiv 3127 . . . . . . . . . 10 (∃𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) → 𝑛 ∈ 𝒫 (𝑀m ω))
9190exlimiv 1930 . . . . . . . . 9 (∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) → 𝑛 ∈ 𝒫 (𝑀m ω))
9291a1i 11 . . . . . . . 8 (((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) ∧ (𝑀𝑉𝐸𝑊)) → (∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)})) → 𝑛 ∈ 𝒫 (𝑀m ω)))
9373, 92jaod 859 . . . . . . 7 (((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) ∧ (𝑀𝑉𝐸𝑊)) → ((𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) ∨ ∃𝑥𝑢 ∈ ((𝑀 Sat 𝐸)‘𝑏)(∃𝑣 ∈ ((𝑀 Sat 𝐸)‘𝑏)(𝑥 = ((1st𝑢)⊼𝑔(1st𝑣)) ∧ 𝑛 = ((𝑀m ω) ∖ ((2nd𝑢) ∩ (2nd𝑣)))) ∨ ∃𝑖 ∈ ω (𝑥 = ∀𝑔𝑖(1st𝑢) ∧ 𝑛 = {𝑎 ∈ (𝑀m ω) ∣ ∀𝑧𝑀 ({⟨𝑖, 𝑧⟩} ∪ (𝑎 ↾ (ω ∖ {𝑖}))) ∈ (2nd𝑢)}))) → 𝑛 ∈ 𝒫 (𝑀m ω)))
9471, 93sylbid 240 . . . . . 6 (((𝑏 ∈ ω ∧ ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))) ∧ (𝑀𝑉𝐸𝑊)) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))
9594exp31 419 . . . . 5 (𝑏 ∈ ω → (((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω))) → ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘suc 𝑏) → 𝑛 ∈ 𝒫 (𝑀m ω)))))
965, 10, 15, 20, 45, 95finds 7872 . . . 4 (𝑁 ∈ ω → ((𝑀𝑉𝐸𝑊) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁) → 𝑛 ∈ 𝒫 (𝑀m ω))))
9796com12 32 . . 3 ((𝑀𝑉𝐸𝑊) → (𝑁 ∈ ω → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁) → 𝑛 ∈ 𝒫 (𝑀m ω))))
98973impia 1117 . 2 ((𝑀𝑉𝐸𝑊𝑁 ∈ ω) → (𝑛 ∈ ran ((𝑀 Sat 𝐸)‘𝑁) → 𝑛 ∈ 𝒫 (𝑀m ω)))
9998ssrdv 3952 1 ((𝑀𝑉𝐸𝑊𝑁 ∈ ω) → ran ((𝑀 Sat 𝐸)‘𝑁) ⊆ 𝒫 (𝑀m ω))
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 206  wa 395  wo 847  w3a 1086   = wceq 1540  wex 1779  wcel 2109  {cab 2707  wral 3044  wrex 3053  {crab 3405  Vcvv 3447  cdif 3911  cun 3912  cin 3913  wss 3914  c0 4296  𝒫 cpw 4563  {csn 4589  cop 4595   class class class wbr 5107  {copab 5169  ran crn 5639  cres 5640  suc csuc 6334  cfv 6511  (class class class)co 7387  ωcom 7842  1st c1st 7966  2nd c2nd 7967  m cmap 8799  𝑔cgoe 35320  𝑔cgna 35321  𝑔cgol 35322   Sat csat 35323
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1795  ax-4 1809  ax-5 1910  ax-6 1967  ax-7 2008  ax-8 2111  ax-9 2119  ax-10 2142  ax-11 2158  ax-12 2178  ax-ext 2701  ax-rep 5234  ax-sep 5251  ax-nul 5261  ax-pow 5320  ax-pr 5387  ax-un 7711  ax-inf2 9594
This theorem depends on definitions:  df-bi 207  df-an 396  df-or 848  df-3or 1087  df-3an 1088  df-tru 1543  df-fal 1553  df-ex 1780  df-nf 1784  df-sb 2066  df-mo 2533  df-eu 2562  df-clab 2708  df-cleq 2721  df-clel 2803  df-nfc 2878  df-ne 2926  df-ral 3045  df-rex 3054  df-reu 3355  df-rab 3406  df-v 3449  df-sbc 3754  df-csb 3863  df-dif 3917  df-un 3919  df-in 3921  df-ss 3931  df-pss 3934  df-nul 4297  df-if 4489  df-pw 4565  df-sn 4590  df-pr 4592  df-op 4596  df-uni 4872  df-iun 4957  df-br 5108  df-opab 5170  df-mpt 5189  df-tr 5215  df-id 5533  df-eprel 5538  df-po 5546  df-so 5547  df-fr 5591  df-we 5593  df-xp 5644  df-rel 5645  df-cnv 5646  df-co 5647  df-dm 5648  df-rn 5649  df-res 5650  df-ima 5651  df-pred 6274  df-ord 6335  df-on 6336  df-lim 6337  df-suc 6338  df-iota 6464  df-fun 6513  df-fn 6514  df-f 6515  df-f1 6516  df-fo 6517  df-f1o 6518  df-fv 6519  df-ov 7390  df-oprab 7391  df-mpo 7392  df-om 7843  df-2nd 7969  df-frecs 8260  df-wrecs 8291  df-recs 8340  df-rdg 8378  df-goel 35327  df-sat 35330
This theorem is referenced by:  satff  35397
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