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Theorem kqt0lem 22336
Description: Lemma for kqt0 22346. (Contributed by Mario Carneiro, 23-Mar-2015.)
Hypothesis
Ref Expression
kqval.2 𝐹 = (𝑥𝑋 ↦ {𝑦𝐽𝑥𝑦})
Assertion
Ref Expression
kqt0lem (𝐽 ∈ (TopOn‘𝑋) → (KQ‘𝐽) ∈ Kol2)
Distinct variable groups:   𝑥,𝑦,𝐽   𝑥,𝑋,𝑦
Allowed substitution hints:   𝐹(𝑥,𝑦)

Proof of Theorem kqt0lem
Dummy variables 𝑤 𝑧 𝑎 𝑏 𝑢 𝑣 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 kqval.2 . . . . . . . . . 10 𝐹 = (𝑥𝑋 ↦ {𝑦𝐽𝑥𝑦})
21kqopn 22334 . . . . . . . . 9 ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) → (𝐹𝑤) ∈ (KQ‘𝐽))
32adantlr 713 . . . . . . . 8 (((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) ∧ 𝑤𝐽) → (𝐹𝑤) ∈ (KQ‘𝐽))
4 eleq2 2899 . . . . . . . . . 10 (𝑧 = (𝐹𝑤) → ((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑎) ∈ (𝐹𝑤)))
5 eleq2 2899 . . . . . . . . . 10 (𝑧 = (𝐹𝑤) → ((𝐹𝑏) ∈ 𝑧 ↔ (𝐹𝑏) ∈ (𝐹𝑤)))
64, 5bibi12d 348 . . . . . . . . 9 (𝑧 = (𝐹𝑤) → (((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) ↔ ((𝐹𝑎) ∈ (𝐹𝑤) ↔ (𝐹𝑏) ∈ (𝐹𝑤))))
76rspcv 3616 . . . . . . . 8 ((𝐹𝑤) ∈ (KQ‘𝐽) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → ((𝐹𝑎) ∈ (𝐹𝑤) ↔ (𝐹𝑏) ∈ (𝐹𝑤))))
83, 7syl 17 . . . . . . 7 (((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) ∧ 𝑤𝐽) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → ((𝐹𝑎) ∈ (𝐹𝑤) ↔ (𝐹𝑏) ∈ (𝐹𝑤))))
91kqfvima 22330 . . . . . . . . . . 11 ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽𝑎𝑋) → (𝑎𝑤 ↔ (𝐹𝑎) ∈ (𝐹𝑤)))
1093expa 1112 . . . . . . . . . 10 (((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) ∧ 𝑎𝑋) → (𝑎𝑤 ↔ (𝐹𝑎) ∈ (𝐹𝑤)))
1110adantrr 715 . . . . . . . . 9 (((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) ∧ (𝑎𝑋𝑏𝑋)) → (𝑎𝑤 ↔ (𝐹𝑎) ∈ (𝐹𝑤)))
121kqfvima 22330 . . . . . . . . . . 11 ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽𝑏𝑋) → (𝑏𝑤 ↔ (𝐹𝑏) ∈ (𝐹𝑤)))
13123expa 1112 . . . . . . . . . 10 (((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) ∧ 𝑏𝑋) → (𝑏𝑤 ↔ (𝐹𝑏) ∈ (𝐹𝑤)))
1413adantrl 714 . . . . . . . . 9 (((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) ∧ (𝑎𝑋𝑏𝑋)) → (𝑏𝑤 ↔ (𝐹𝑏) ∈ (𝐹𝑤)))
1511, 14bibi12d 348 . . . . . . . 8 (((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑤𝐽) ∧ (𝑎𝑋𝑏𝑋)) → ((𝑎𝑤𝑏𝑤) ↔ ((𝐹𝑎) ∈ (𝐹𝑤) ↔ (𝐹𝑏) ∈ (𝐹𝑤))))
1615an32s 650 . . . . . . 7 (((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) ∧ 𝑤𝐽) → ((𝑎𝑤𝑏𝑤) ↔ ((𝐹𝑎) ∈ (𝐹𝑤) ↔ (𝐹𝑏) ∈ (𝐹𝑤))))
178, 16sylibrd 261 . . . . . 6 (((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) ∧ 𝑤𝐽) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝑎𝑤𝑏𝑤)))
1817ralrimdva 3187 . . . . 5 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → ∀𝑤𝐽 (𝑎𝑤𝑏𝑤)))
191kqfeq 22324 . . . . . . 7 ((𝐽 ∈ (TopOn‘𝑋) ∧ 𝑎𝑋𝑏𝑋) → ((𝐹𝑎) = (𝐹𝑏) ↔ ∀𝑦𝐽 (𝑎𝑦𝑏𝑦)))
20193expb 1114 . . . . . 6 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) → ((𝐹𝑎) = (𝐹𝑏) ↔ ∀𝑦𝐽 (𝑎𝑦𝑏𝑦)))
21 elequ2 2122 . . . . . . . 8 (𝑦 = 𝑤 → (𝑎𝑦𝑎𝑤))
22 elequ2 2122 . . . . . . . 8 (𝑦 = 𝑤 → (𝑏𝑦𝑏𝑤))
2321, 22bibi12d 348 . . . . . . 7 (𝑦 = 𝑤 → ((𝑎𝑦𝑏𝑦) ↔ (𝑎𝑤𝑏𝑤)))
2423cbvralvw 3448 . . . . . 6 (∀𝑦𝐽 (𝑎𝑦𝑏𝑦) ↔ ∀𝑤𝐽 (𝑎𝑤𝑏𝑤))
2520, 24syl6bb 289 . . . . 5 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) → ((𝐹𝑎) = (𝐹𝑏) ↔ ∀𝑤𝐽 (𝑎𝑤𝑏𝑤)))
2618, 25sylibrd 261 . . . 4 ((𝐽 ∈ (TopOn‘𝑋) ∧ (𝑎𝑋𝑏𝑋)) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏)))
2726ralrimivva 3189 . . 3 (𝐽 ∈ (TopOn‘𝑋) → ∀𝑎𝑋𝑏𝑋 (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏)))
281kqffn 22325 . . . 4 (𝐽 ∈ (TopOn‘𝑋) → 𝐹 Fn 𝑋)
29 eleq1 2898 . . . . . . . . . 10 (𝑢 = (𝐹𝑎) → (𝑢𝑧 ↔ (𝐹𝑎) ∈ 𝑧))
3029bibi1d 346 . . . . . . . . 9 (𝑢 = (𝐹𝑎) → ((𝑢𝑧𝑣𝑧) ↔ ((𝐹𝑎) ∈ 𝑧𝑣𝑧)))
3130ralbidv 3195 . . . . . . . 8 (𝑢 = (𝐹𝑎) → (∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) ↔ ∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧)))
32 eqeq1 2823 . . . . . . . 8 (𝑢 = (𝐹𝑎) → (𝑢 = 𝑣 ↔ (𝐹𝑎) = 𝑣))
3331, 32imbi12d 347 . . . . . . 7 (𝑢 = (𝐹𝑎) → ((∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣) ↔ (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣)))
3433ralbidv 3195 . . . . . 6 (𝑢 = (𝐹𝑎) → (∀𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣) ↔ ∀𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣)))
3534ralrn 6847 . . . . 5 (𝐹 Fn 𝑋 → (∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣) ↔ ∀𝑎𝑋𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣)))
36 eleq1 2898 . . . . . . . . . 10 (𝑣 = (𝐹𝑏) → (𝑣𝑧 ↔ (𝐹𝑏) ∈ 𝑧))
3736bibi2d 345 . . . . . . . . 9 (𝑣 = (𝐹𝑏) → (((𝐹𝑎) ∈ 𝑧𝑣𝑧) ↔ ((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧)))
3837ralbidv 3195 . . . . . . . 8 (𝑣 = (𝐹𝑏) → (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) ↔ ∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧)))
39 eqeq2 2831 . . . . . . . 8 (𝑣 = (𝐹𝑏) → ((𝐹𝑎) = 𝑣 ↔ (𝐹𝑎) = (𝐹𝑏)))
4038, 39imbi12d 347 . . . . . . 7 (𝑣 = (𝐹𝑏) → ((∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣) ↔ (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏))))
4140ralrn 6847 . . . . . 6 (𝐹 Fn 𝑋 → (∀𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣) ↔ ∀𝑏𝑋 (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏))))
4241ralbidv 3195 . . . . 5 (𝐹 Fn 𝑋 → (∀𝑎𝑋𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧𝑣𝑧) → (𝐹𝑎) = 𝑣) ↔ ∀𝑎𝑋𝑏𝑋 (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏))))
4335, 42bitrd 281 . . . 4 (𝐹 Fn 𝑋 → (∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣) ↔ ∀𝑎𝑋𝑏𝑋 (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏))))
4428, 43syl 17 . . 3 (𝐽 ∈ (TopOn‘𝑋) → (∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣) ↔ ∀𝑎𝑋𝑏𝑋 (∀𝑧 ∈ (KQ‘𝐽)((𝐹𝑎) ∈ 𝑧 ↔ (𝐹𝑏) ∈ 𝑧) → (𝐹𝑎) = (𝐹𝑏))))
4527, 44mpbird 259 . 2 (𝐽 ∈ (TopOn‘𝑋) → ∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣))
461kqtopon 22327 . . 3 (𝐽 ∈ (TopOn‘𝑋) → (KQ‘𝐽) ∈ (TopOn‘ran 𝐹))
47 ist0-2 21944 . . 3 ((KQ‘𝐽) ∈ (TopOn‘ran 𝐹) → ((KQ‘𝐽) ∈ Kol2 ↔ ∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣)))
4846, 47syl 17 . 2 (𝐽 ∈ (TopOn‘𝑋) → ((KQ‘𝐽) ∈ Kol2 ↔ ∀𝑢 ∈ ran 𝐹𝑣 ∈ ran 𝐹(∀𝑧 ∈ (KQ‘𝐽)(𝑢𝑧𝑣𝑧) → 𝑢 = 𝑣)))
4945, 48mpbird 259 1 (𝐽 ∈ (TopOn‘𝑋) → (KQ‘𝐽) ∈ Kol2)
Colors of variables: wff setvar class
Syntax hints:  wi 4  wb 208  wa 398   = wceq 1530  wcel 2107  wral 3136  {crab 3140  cmpt 5137  ran crn 5549  cima 5551   Fn wfn 6343  cfv 6348  TopOnctopon 21510  Kol2ct0 21906  KQckq 22293
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1789  ax-4 1803  ax-5 1904  ax-6 1963  ax-7 2008  ax-8 2109  ax-9 2117  ax-10 2138  ax-11 2153  ax-12 2169  ax-ext 2791  ax-rep 5181  ax-sep 5194  ax-nul 5201  ax-pow 5257  ax-pr 5320  ax-un 7453
This theorem depends on definitions:  df-bi 209  df-an 399  df-or 844  df-3an 1083  df-tru 1533  df-ex 1774  df-nf 1778  df-sb 2063  df-mo 2616  df-eu 2648  df-clab 2798  df-cleq 2812  df-clel 2891  df-nfc 2961  df-ne 3015  df-ral 3141  df-rex 3142  df-reu 3143  df-rab 3145  df-v 3495  df-sbc 3771  df-csb 3882  df-dif 3937  df-un 3939  df-in 3941  df-ss 3950  df-nul 4290  df-if 4466  df-pw 4539  df-sn 4560  df-pr 4562  df-op 4566  df-uni 4831  df-iun 4912  df-br 5058  df-opab 5120  df-mpt 5138  df-id 5453  df-xp 5554  df-rel 5555  df-cnv 5556  df-co 5557  df-dm 5558  df-rn 5559  df-res 5560  df-ima 5561  df-iota 6307  df-fun 6350  df-fn 6351  df-f 6352  df-f1 6353  df-fo 6354  df-f1o 6355  df-fv 6356  df-ov 7151  df-oprab 7152  df-mpo 7153  df-qtop 16772  df-top 21494  df-topon 21511  df-t0 21913  df-kq 22294
This theorem is referenced by:  kqt0  22346  t0kq  22418
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