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Theorem lmss 13413
Description: Limit on a subspace. (Contributed by NM, 30-Jan-2008.) (Revised by Mario Carneiro, 30-Dec-2013.)
Hypotheses
Ref Expression
lmss.1 𝐾 = (𝐽t 𝑌)
lmss.2 𝑍 = (ℤ𝑀)
lmss.3 (𝜑𝑌𝑉)
lmss.4 (𝜑𝐽 ∈ Top)
lmss.5 (𝜑𝑃𝑌)
lmss.6 (𝜑𝑀 ∈ ℤ)
lmss.7 (𝜑𝐹:𝑍𝑌)
Assertion
Ref Expression
lmss (𝜑 → (𝐹(⇝𝑡𝐽)𝑃𝐹(⇝𝑡𝐾)𝑃))

Proof of Theorem lmss
Dummy variables 𝑗 𝑘 𝑢 𝑣 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 lmss.4 . . . . . 6 (𝜑𝐽 ∈ Top)
2 eqid 2177 . . . . . . 7 𝐽 = 𝐽
32toptopon 13183 . . . . . 6 (𝐽 ∈ Top ↔ 𝐽 ∈ (TopOn‘ 𝐽))
41, 3sylib 122 . . . . 5 (𝜑𝐽 ∈ (TopOn‘ 𝐽))
5 lmcl 13412 . . . . 5 ((𝐽 ∈ (TopOn‘ 𝐽) ∧ 𝐹(⇝𝑡𝐽)𝑃) → 𝑃 𝐽)
64, 5sylan 283 . . . 4 ((𝜑𝐹(⇝𝑡𝐽)𝑃) → 𝑃 𝐽)
7 lmfss 13411 . . . . . . 7 ((𝐽 ∈ (TopOn‘ 𝐽) ∧ 𝐹(⇝𝑡𝐽)𝑃) → 𝐹 ⊆ (ℂ × 𝐽))
84, 7sylan 283 . . . . . 6 ((𝜑𝐹(⇝𝑡𝐽)𝑃) → 𝐹 ⊆ (ℂ × 𝐽))
9 rnss 4853 . . . . . 6 (𝐹 ⊆ (ℂ × 𝐽) → ran 𝐹 ⊆ ran (ℂ × 𝐽))
108, 9syl 14 . . . . 5 ((𝜑𝐹(⇝𝑡𝐽)𝑃) → ran 𝐹 ⊆ ran (ℂ × 𝐽))
11 rnxpss 5056 . . . . 5 ran (ℂ × 𝐽) ⊆ 𝐽
1210, 11sstrdi 3167 . . . 4 ((𝜑𝐹(⇝𝑡𝐽)𝑃) → ran 𝐹 𝐽)
136, 12jca 306 . . 3 ((𝜑𝐹(⇝𝑡𝐽)𝑃) → (𝑃 𝐽 ∧ ran 𝐹 𝐽))
1413ex 115 . 2 (𝜑 → (𝐹(⇝𝑡𝐽)𝑃 → (𝑃 𝐽 ∧ ran 𝐹 𝐽)))
15 inss2 3356 . . . . 5 (𝑌 𝐽) ⊆ 𝐽
16 lmss.1 . . . . . . 7 𝐾 = (𝐽t 𝑌)
17 lmss.3 . . . . . . . 8 (𝜑𝑌𝑉)
18 resttopon2 13345 . . . . . . . 8 ((𝐽 ∈ (TopOn‘ 𝐽) ∧ 𝑌𝑉) → (𝐽t 𝑌) ∈ (TopOn‘(𝑌 𝐽)))
194, 17, 18syl2anc 411 . . . . . . 7 (𝜑 → (𝐽t 𝑌) ∈ (TopOn‘(𝑌 𝐽)))
2016, 19eqeltrid 2264 . . . . . 6 (𝜑𝐾 ∈ (TopOn‘(𝑌 𝐽)))
21 lmcl 13412 . . . . . 6 ((𝐾 ∈ (TopOn‘(𝑌 𝐽)) ∧ 𝐹(⇝𝑡𝐾)𝑃) → 𝑃 ∈ (𝑌 𝐽))
2220, 21sylan 283 . . . . 5 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → 𝑃 ∈ (𝑌 𝐽))
2315, 22sselid 3153 . . . 4 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → 𝑃 𝐽)
24 lmfss 13411 . . . . . . . 8 ((𝐾 ∈ (TopOn‘(𝑌 𝐽)) ∧ 𝐹(⇝𝑡𝐾)𝑃) → 𝐹 ⊆ (ℂ × (𝑌 𝐽)))
2520, 24sylan 283 . . . . . . 7 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → 𝐹 ⊆ (ℂ × (𝑌 𝐽)))
26 rnss 4853 . . . . . . 7 (𝐹 ⊆ (ℂ × (𝑌 𝐽)) → ran 𝐹 ⊆ ran (ℂ × (𝑌 𝐽)))
2725, 26syl 14 . . . . . 6 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → ran 𝐹 ⊆ ran (ℂ × (𝑌 𝐽)))
28 rnxpss 5056 . . . . . 6 ran (ℂ × (𝑌 𝐽)) ⊆ (𝑌 𝐽)
2927, 28sstrdi 3167 . . . . 5 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → ran 𝐹 ⊆ (𝑌 𝐽))
3029, 15sstrdi 3167 . . . 4 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → ran 𝐹 𝐽)
3123, 30jca 306 . . 3 ((𝜑𝐹(⇝𝑡𝐾)𝑃) → (𝑃 𝐽 ∧ ran 𝐹 𝐽))
3231ex 115 . 2 (𝜑 → (𝐹(⇝𝑡𝐾)𝑃 → (𝑃 𝐽 ∧ ran 𝐹 𝐽)))
33 simprl 529 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝑃 𝐽)
34 lmss.5 . . . . . . . 8 (𝜑𝑃𝑌)
3534adantr 276 . . . . . . 7 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝑃𝑌)
3635, 33elind 3320 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝑃 ∈ (𝑌 𝐽))
3733, 362thd 175 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝑃 𝐽𝑃 ∈ (𝑌 𝐽)))
3816eleq2i 2244 . . . . . . . . 9 (𝑣𝐾𝑣 ∈ (𝐽t 𝑌))
391adantr 276 . . . . . . . . . . 11 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐽 ∈ Top)
4017adantr 276 . . . . . . . . . . 11 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝑌𝑉)
41 elrest 12643 . . . . . . . . . . 11 ((𝐽 ∈ Top ∧ 𝑌𝑉) → (𝑣 ∈ (𝐽t 𝑌) ↔ ∃𝑢𝐽 𝑣 = (𝑢𝑌)))
4239, 40, 41syl2anc 411 . . . . . . . . . 10 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝑣 ∈ (𝐽t 𝑌) ↔ ∃𝑢𝐽 𝑣 = (𝑢𝑌)))
4342biimpa 296 . . . . . . . . 9 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑣 ∈ (𝐽t 𝑌)) → ∃𝑢𝐽 𝑣 = (𝑢𝑌))
4438, 43sylan2b 287 . . . . . . . 8 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑣𝐾) → ∃𝑢𝐽 𝑣 = (𝑢𝑌))
45 r19.29r 2615 . . . . . . . . . 10 ((∃𝑢𝐽 𝑣 = (𝑢𝑌) ∧ ∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)) → ∃𝑢𝐽 (𝑣 = (𝑢𝑌) ∧ (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)))
4635biantrud 304 . . . . . . . . . . . . . . . . 17 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝑃𝑢 ↔ (𝑃𝑢𝑃𝑌)))
47 elin 3318 . . . . . . . . . . . . . . . . 17 (𝑃 ∈ (𝑢𝑌) ↔ (𝑃𝑢𝑃𝑌))
4846, 47bitr4di 198 . . . . . . . . . . . . . . . 16 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝑃𝑢𝑃 ∈ (𝑢𝑌)))
49 lmss.2 . . . . . . . . . . . . . . . . . . . . 21 𝑍 = (ℤ𝑀)
5049uztrn2 9534 . . . . . . . . . . . . . . . . . . . 20 ((𝑗𝑍𝑘 ∈ (ℤ𝑗)) → 𝑘𝑍)
51 lmss.7 . . . . . . . . . . . . . . . . . . . . . . . 24 (𝜑𝐹:𝑍𝑌)
5251adantr 276 . . . . . . . . . . . . . . . . . . . . . . 23 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐹:𝑍𝑌)
5352ffvelcdmda 5647 . . . . . . . . . . . . . . . . . . . . . 22 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑘𝑍) → (𝐹𝑘) ∈ 𝑌)
5453biantrud 304 . . . . . . . . . . . . . . . . . . . . 21 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑘𝑍) → ((𝐹𝑘) ∈ 𝑢 ↔ ((𝐹𝑘) ∈ 𝑢 ∧ (𝐹𝑘) ∈ 𝑌)))
55 elin 3318 . . . . . . . . . . . . . . . . . . . . 21 ((𝐹𝑘) ∈ (𝑢𝑌) ↔ ((𝐹𝑘) ∈ 𝑢 ∧ (𝐹𝑘) ∈ 𝑌))
5654, 55bitr4di 198 . . . . . . . . . . . . . . . . . . . 20 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑘𝑍) → ((𝐹𝑘) ∈ 𝑢 ↔ (𝐹𝑘) ∈ (𝑢𝑌)))
5750, 56sylan2 286 . . . . . . . . . . . . . . . . . . 19 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ (𝑗𝑍𝑘 ∈ (ℤ𝑗))) → ((𝐹𝑘) ∈ 𝑢 ↔ (𝐹𝑘) ∈ (𝑢𝑌)))
5857anassrs 400 . . . . . . . . . . . . . . . . . 18 ((((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑗𝑍) ∧ 𝑘 ∈ (ℤ𝑗)) → ((𝐹𝑘) ∈ 𝑢 ↔ (𝐹𝑘) ∈ (𝑢𝑌)))
5958ralbidva 2473 . . . . . . . . . . . . . . . . 17 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑗𝑍) → (∀𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢 ↔ ∀𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌)))
6059rexbidva 2474 . . . . . . . . . . . . . . . 16 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢 ↔ ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌)))
6148, 60imbi12d 234 . . . . . . . . . . . . . . 15 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) ↔ (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
6261adantr 276 . . . . . . . . . . . . . 14 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → ((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) ↔ (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
6362biimpd 144 . . . . . . . . . . . . 13 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → ((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
64 eleq2 2241 . . . . . . . . . . . . . . 15 (𝑣 = (𝑢𝑌) → (𝑃𝑣𝑃 ∈ (𝑢𝑌)))
65 eleq2 2241 . . . . . . . . . . . . . . . 16 (𝑣 = (𝑢𝑌) → ((𝐹𝑘) ∈ 𝑣 ↔ (𝐹𝑘) ∈ (𝑢𝑌)))
6665rexralbidv 2503 . . . . . . . . . . . . . . 15 (𝑣 = (𝑢𝑌) → (∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣 ↔ ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌)))
6764, 66imbi12d 234 . . . . . . . . . . . . . 14 (𝑣 = (𝑢𝑌) → ((𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣) ↔ (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
6867imbi2d 230 . . . . . . . . . . . . 13 (𝑣 = (𝑢𝑌) → (((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)) ↔ ((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌)))))
6963, 68syl5ibrcom 157 . . . . . . . . . . . 12 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → (𝑣 = (𝑢𝑌) → ((𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣))))
7069impd 254 . . . . . . . . . . 11 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → ((𝑣 = (𝑢𝑌) ∧ (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7170rexlimdva 2594 . . . . . . . . . 10 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (∃𝑢𝐽 (𝑣 = (𝑢𝑌) ∧ (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7245, 71syl5 32 . . . . . . . . 9 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ((∃𝑢𝐽 𝑣 = (𝑢𝑌) ∧ ∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7372expdimp 259 . . . . . . . 8 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ ∃𝑢𝐽 𝑣 = (𝑢𝑌)) → (∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7444, 73syldan 282 . . . . . . 7 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑣𝐾) → (∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7574ralrimdva 2557 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) → ∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
7639adantr 276 . . . . . . . . . . 11 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → 𝐽 ∈ Top)
7740adantr 276 . . . . . . . . . . 11 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → 𝑌𝑉)
78 simpr 110 . . . . . . . . . . 11 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → 𝑢𝐽)
79 elrestr 12644 . . . . . . . . . . 11 ((𝐽 ∈ Top ∧ 𝑌𝑉𝑢𝐽) → (𝑢𝑌) ∈ (𝐽t 𝑌))
8076, 77, 78, 79syl3anc 1238 . . . . . . . . . 10 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → (𝑢𝑌) ∈ (𝐽t 𝑌))
8180, 16eleqtrrdi 2271 . . . . . . . . 9 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → (𝑢𝑌) ∈ 𝐾)
8267rspcv 2837 . . . . . . . . 9 ((𝑢𝑌) ∈ 𝐾 → (∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣) → (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
8381, 82syl 14 . . . . . . . 8 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → (∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣) → (𝑃 ∈ (𝑢𝑌) → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ (𝑢𝑌))))
8483, 62sylibrd 169 . . . . . . 7 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑢𝐽) → (∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣) → (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)))
8584ralrimdva 2557 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣) → ∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)))
8675, 85impbid 129 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢) ↔ ∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣)))
8737, 86anbi12d 473 . . . 4 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ((𝑃 𝐽 ∧ ∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢)) ↔ (𝑃 ∈ (𝑌 𝐽) ∧ ∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣))))
8839, 3sylib 122 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐽 ∈ (TopOn‘ 𝐽))
89 lmss.6 . . . . . 6 (𝜑𝑀 ∈ ℤ)
9089adantr 276 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝑀 ∈ ℤ)
9152ffnd 5362 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐹 Fn 𝑍)
92 simprr 531 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ran 𝐹 𝐽)
93 df-f 5216 . . . . . 6 (𝐹:𝑍 𝐽 ↔ (𝐹 Fn 𝑍 ∧ ran 𝐹 𝐽))
9491, 92, 93sylanbrc 417 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐹:𝑍 𝐽)
95 eqidd 2178 . . . . 5 (((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) ∧ 𝑘𝑍) → (𝐹𝑘) = (𝐹𝑘))
9688, 49, 90, 94, 95lmbrf 13382 . . . 4 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝐹(⇝𝑡𝐽)𝑃 ↔ (𝑃 𝐽 ∧ ∀𝑢𝐽 (𝑃𝑢 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑢))))
9720adantr 276 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐾 ∈ (TopOn‘(𝑌 𝐽)))
9852frnd 5371 . . . . . . 7 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ran 𝐹𝑌)
9998, 92ssind 3359 . . . . . 6 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → ran 𝐹 ⊆ (𝑌 𝐽))
100 df-f 5216 . . . . . 6 (𝐹:𝑍⟶(𝑌 𝐽) ↔ (𝐹 Fn 𝑍 ∧ ran 𝐹 ⊆ (𝑌 𝐽)))
10191, 99, 100sylanbrc 417 . . . . 5 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → 𝐹:𝑍⟶(𝑌 𝐽))
10297, 49, 90, 101, 95lmbrf 13382 . . . 4 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝐹(⇝𝑡𝐾)𝑃 ↔ (𝑃 ∈ (𝑌 𝐽) ∧ ∀𝑣𝐾 (𝑃𝑣 → ∃𝑗𝑍𝑘 ∈ (ℤ𝑗)(𝐹𝑘) ∈ 𝑣))))
10387, 96, 1023bitr4d 220 . . 3 ((𝜑 ∧ (𝑃 𝐽 ∧ ran 𝐹 𝐽)) → (𝐹(⇝𝑡𝐽)𝑃𝐹(⇝𝑡𝐾)𝑃))
104103ex 115 . 2 (𝜑 → ((𝑃 𝐽 ∧ ran 𝐹 𝐽) → (𝐹(⇝𝑡𝐽)𝑃𝐹(⇝𝑡𝐾)𝑃)))
10514, 32, 104pm5.21ndd 705 1 (𝜑 → (𝐹(⇝𝑡𝐽)𝑃𝐹(⇝𝑡𝐾)𝑃))
Colors of variables: wff set class
Syntax hints:  wi 4  wa 104  wb 105   = wceq 1353  wcel 2148  wral 2455  wrex 2456  cin 3128  wss 3129   cuni 3807   class class class wbr 4000   × cxp 4621  ran crn 4624   Fn wfn 5207  wf 5208  cfv 5212  (class class class)co 5869  cc 7800  cz 9242  cuz 9517  t crest 12636  Topctop 13162  TopOnctopon 13175  𝑡clm 13354
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-ia1 106  ax-ia2 107  ax-ia3 108  ax-in1 614  ax-in2 615  ax-io 709  ax-5 1447  ax-7 1448  ax-gen 1449  ax-ie1 1493  ax-ie2 1494  ax-8 1504  ax-10 1505  ax-11 1506  ax-i12 1507  ax-bndl 1509  ax-4 1510  ax-17 1526  ax-i9 1530  ax-ial 1534  ax-i5r 1535  ax-13 2150  ax-14 2151  ax-ext 2159  ax-coll 4115  ax-sep 4118  ax-pow 4171  ax-pr 4206  ax-un 4430  ax-setind 4533  ax-cnex 7893  ax-resscn 7894  ax-1cn 7895  ax-1re 7896  ax-icn 7897  ax-addcl 7898  ax-addrcl 7899  ax-mulcl 7900  ax-addcom 7902  ax-addass 7904  ax-distr 7906  ax-i2m1 7907  ax-0lt1 7908  ax-0id 7910  ax-rnegex 7911  ax-cnre 7913  ax-pre-ltirr 7914  ax-pre-ltwlin 7915  ax-pre-lttrn 7916  ax-pre-apti 7917  ax-pre-ltadd 7918
This theorem depends on definitions:  df-bi 117  df-dc 835  df-3or 979  df-3an 980  df-tru 1356  df-fal 1359  df-nf 1461  df-sb 1763  df-eu 2029  df-mo 2030  df-clab 2164  df-cleq 2170  df-clel 2173  df-nfc 2308  df-ne 2348  df-nel 2443  df-ral 2460  df-rex 2461  df-reu 2462  df-rab 2464  df-v 2739  df-sbc 2963  df-csb 3058  df-dif 3131  df-un 3133  df-in 3135  df-ss 3142  df-if 3535  df-pw 3576  df-sn 3597  df-pr 3598  df-op 3600  df-uni 3808  df-int 3843  df-iun 3886  df-br 4001  df-opab 4062  df-mpt 4063  df-id 4290  df-xp 4629  df-rel 4630  df-cnv 4631  df-co 4632  df-dm 4633  df-rn 4634  df-res 4635  df-ima 4636  df-iota 5174  df-fun 5214  df-fn 5215  df-f 5216  df-f1 5217  df-fo 5218  df-f1o 5219  df-fv 5220  df-riota 5825  df-ov 5872  df-oprab 5873  df-mpo 5874  df-1st 6135  df-2nd 6136  df-pm 6645  df-pnf 7984  df-mnf 7985  df-xr 7986  df-ltxr 7987  df-le 7988  df-sub 8120  df-neg 8121  df-inn 8909  df-n0 9166  df-z 9243  df-uz 9518  df-rest 12638  df-topgen 12657  df-top 13163  df-topon 13176  df-bases 13208  df-lm 13357
This theorem is referenced by: (None)
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