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Theorem ptcmplem4 22138
Description: Lemma for ptcmp 22141. (Contributed by Mario Carneiro, 26-Aug-2015.)
Hypotheses
Ref Expression
ptcmp.1 𝑆 = (𝑘𝐴, 𝑢 ∈ (𝐹𝑘) ↦ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
ptcmp.2 𝑋 = X𝑛𝐴 (𝐹𝑛)
ptcmp.3 (𝜑𝐴𝑉)
ptcmp.4 (𝜑𝐹:𝐴⟶Comp)
ptcmp.5 (𝜑𝑋 ∈ (UFL ∩ dom card))
ptcmplem2.5 (𝜑𝑈 ⊆ ran 𝑆)
ptcmplem2.6 (𝜑𝑋 = 𝑈)
ptcmplem2.7 (𝜑 → ¬ ∃𝑧 ∈ (𝒫 𝑈 ∩ Fin)𝑋 = 𝑧)
ptcmplem3.8 𝐾 = {𝑢 ∈ (𝐹𝑘) ∣ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈}
Assertion
Ref Expression
ptcmplem4 ¬ 𝜑
Distinct variable groups:   𝑘,𝑛,𝑢,𝑤,𝑧,𝐴   𝑢,𝐾   𝑆,𝑘,𝑛,𝑢,𝑧   𝜑,𝑘,𝑛,𝑢   𝑈,𝑘,𝑢,𝑧   𝑘,𝑉,𝑛,𝑢,𝑤,𝑧   𝑘,𝐹,𝑛,𝑢,𝑤,𝑧   𝑘,𝑋,𝑛,𝑢,𝑤,𝑧
Allowed substitution hints:   𝜑(𝑧,𝑤)   𝑆(𝑤)   𝑈(𝑤,𝑛)   𝐾(𝑧,𝑤,𝑘,𝑛)

Proof of Theorem ptcmplem4
Dummy variables 𝑓 𝑣 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 ptcmp.1 . . 3 𝑆 = (𝑘𝐴, 𝑢 ∈ (𝐹𝑘) ↦ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
2 ptcmp.2 . . 3 𝑋 = X𝑛𝐴 (𝐹𝑛)
3 ptcmp.3 . . 3 (𝜑𝐴𝑉)
4 ptcmp.4 . . 3 (𝜑𝐹:𝐴⟶Comp)
5 ptcmp.5 . . 3 (𝜑𝑋 ∈ (UFL ∩ dom card))
6 ptcmplem2.5 . . 3 (𝜑𝑈 ⊆ ran 𝑆)
7 ptcmplem2.6 . . 3 (𝜑𝑋 = 𝑈)
8 ptcmplem2.7 . . 3 (𝜑 → ¬ ∃𝑧 ∈ (𝒫 𝑈 ∩ Fin)𝑋 = 𝑧)
9 ptcmplem3.8 . . 3 𝐾 = {𝑢 ∈ (𝐹𝑘) ∣ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈}
101, 2, 3, 4, 5, 6, 7, 8, 9ptcmplem3 22137 . 2 (𝜑 → ∃𝑓(𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾)))
11 simprl 787 . . . . . . . . 9 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑓 Fn 𝐴)
12 eldifi 3894 . . . . . . . . . . . 12 ((𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → (𝑓𝑘) ∈ (𝐹𝑘))
1312ralimi 3099 . . . . . . . . . . 11 (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ∀𝑘𝐴 (𝑓𝑘) ∈ (𝐹𝑘))
14 fveq2 6375 . . . . . . . . . . . . 13 (𝑛 = 𝑘 → (𝑓𝑛) = (𝑓𝑘))
15 fveq2 6375 . . . . . . . . . . . . . 14 (𝑛 = 𝑘 → (𝐹𝑛) = (𝐹𝑘))
1615unieqd 4604 . . . . . . . . . . . . 13 (𝑛 = 𝑘 (𝐹𝑛) = (𝐹𝑘))
1714, 16eleq12d 2838 . . . . . . . . . . . 12 (𝑛 = 𝑘 → ((𝑓𝑛) ∈ (𝐹𝑛) ↔ (𝑓𝑘) ∈ (𝐹𝑘)))
1817cbvralv 3319 . . . . . . . . . . 11 (∀𝑛𝐴 (𝑓𝑛) ∈ (𝐹𝑛) ↔ ∀𝑘𝐴 (𝑓𝑘) ∈ (𝐹𝑘))
1913, 18sylibr 225 . . . . . . . . . 10 (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ∀𝑛𝐴 (𝑓𝑛) ∈ (𝐹𝑛))
2019ad2antll 720 . . . . . . . . 9 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ∀𝑛𝐴 (𝑓𝑛) ∈ (𝐹𝑛))
21 vex 3353 . . . . . . . . . 10 𝑓 ∈ V
2221elixp 8120 . . . . . . . . 9 (𝑓X𝑛𝐴 (𝐹𝑛) ↔ (𝑓 Fn 𝐴 ∧ ∀𝑛𝐴 (𝑓𝑛) ∈ (𝐹𝑛)))
2311, 20, 22sylanbrc 578 . . . . . . . 8 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑓X𝑛𝐴 (𝐹𝑛))
2423, 2syl6eleqr 2855 . . . . . . 7 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑓𝑋)
257adantr 472 . . . . . . 7 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑋 = 𝑈)
2624, 25eleqtrd 2846 . . . . . 6 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑓 𝑈)
27 eluni2 4598 . . . . . 6 (𝑓 𝑈 ↔ ∃𝑣𝑈 𝑓𝑣)
2826, 27sylib 209 . . . . 5 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ∃𝑣𝑈 𝑓𝑣)
29 simplrr 796 . . . . . . . . . . . . . . . . 17 ((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑓𝑣)
3029adantr 472 . . . . . . . . . . . . . . . 16 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑓𝑣)
31 simprr 789 . . . . . . . . . . . . . . . 16 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
3230, 31eleqtrd 2846 . . . . . . . . . . . . . . 15 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑓 ∈ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
33 fveq1 6374 . . . . . . . . . . . . . . . . . 18 (𝑤 = 𝑓 → (𝑤𝑘) = (𝑓𝑘))
3433eleq1d 2829 . . . . . . . . . . . . . . . . 17 (𝑤 = 𝑓 → ((𝑤𝑘) ∈ 𝑢 ↔ (𝑓𝑘) ∈ 𝑢))
35 eqid 2765 . . . . . . . . . . . . . . . . . 18 (𝑤𝑋 ↦ (𝑤𝑘)) = (𝑤𝑋 ↦ (𝑤𝑘))
3635mptpreima 5814 . . . . . . . . . . . . . . . . 17 ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) = {𝑤𝑋 ∣ (𝑤𝑘) ∈ 𝑢}
3734, 36elrab2 3523 . . . . . . . . . . . . . . . 16 (𝑓 ∈ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ↔ (𝑓𝑋 ∧ (𝑓𝑘) ∈ 𝑢))
3837simprbi 490 . . . . . . . . . . . . . . 15 (𝑓 ∈ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝑢)
3932, 38syl 17 . . . . . . . . . . . . . 14 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → (𝑓𝑘) ∈ 𝑢)
40 simprl 787 . . . . . . . . . . . . . . . 16 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑢 ∈ (𝐹𝑘))
41 simplrl 795 . . . . . . . . . . . . . . . . . 18 ((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑣𝑈)
4241adantr 472 . . . . . . . . . . . . . . . . 17 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑣𝑈)
4331, 42eqeltrrd 2845 . . . . . . . . . . . . . . . 16 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈)
44 rabid 3263 . . . . . . . . . . . . . . . 16 (𝑢 ∈ {𝑢 ∈ (𝐹𝑘) ∣ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈} ↔ (𝑢 ∈ (𝐹𝑘) ∧ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈))
4540, 43, 44sylanbrc 578 . . . . . . . . . . . . . . 15 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑢 ∈ {𝑢 ∈ (𝐹𝑘) ∣ ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) ∈ 𝑈})
4645, 9syl6eleqr 2855 . . . . . . . . . . . . . 14 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → 𝑢𝐾)
47 elunii 4599 . . . . . . . . . . . . . 14 (((𝑓𝑘) ∈ 𝑢𝑢𝐾) → (𝑓𝑘) ∈ 𝐾)
4839, 46, 47syl2anc 579 . . . . . . . . . . . . 13 (((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑢 ∈ (𝐹𝑘) ∧ 𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))) → (𝑓𝑘) ∈ 𝐾)
4948rexlimdvaa 3179 . . . . . . . . . . . 12 ((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ (𝑘𝐴 ∧ (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾))
5049expr 448 . . . . . . . . . . 11 ((((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) ∧ 𝑘𝐴) → ((𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾)))
5150ralimdva 3109 . . . . . . . . . 10 (((𝜑𝑓 Fn 𝐴) ∧ (𝑣𝑈𝑓𝑣)) → (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾)))
5251ex 401 . . . . . . . . 9 ((𝜑𝑓 Fn 𝐴) → ((𝑣𝑈𝑓𝑣) → (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾))))
5352com23 86 . . . . . . . 8 ((𝜑𝑓 Fn 𝐴) → (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ((𝑣𝑈𝑓𝑣) → ∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾))))
5453impr 446 . . . . . . 7 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ((𝑣𝑈𝑓𝑣) → ∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾)))
5554imp 395 . . . . . 6 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑣𝑈𝑓𝑣)) → ∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾))
566adantr 472 . . . . . . . . . 10 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → 𝑈 ⊆ ran 𝑆)
5756sselda 3761 . . . . . . . . 9 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ 𝑣𝑈) → 𝑣 ∈ ran 𝑆)
5857adantrr 708 . . . . . . . 8 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑣𝑈𝑓𝑣)) → 𝑣 ∈ ran 𝑆)
591rnmpt2 6968 . . . . . . . 8 ran 𝑆 = {𝑣 ∣ ∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢)}
6058, 59syl6eleq 2854 . . . . . . 7 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑣𝑈𝑓𝑣)) → 𝑣 ∈ {𝑣 ∣ ∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢)})
61 abid 2753 . . . . . . 7 (𝑣 ∈ {𝑣 ∣ ∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢)} ↔ ∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
6260, 61sylib 209 . . . . . 6 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑣𝑈𝑓𝑣)) → ∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢))
63 rexim 3154 . . . . . 6 (∀𝑘𝐴 (∃𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → (𝑓𝑘) ∈ 𝐾) → (∃𝑘𝐴𝑢 ∈ (𝐹𝑘)𝑣 = ((𝑤𝑋 ↦ (𝑤𝑘)) “ 𝑢) → ∃𝑘𝐴 (𝑓𝑘) ∈ 𝐾))
6455, 62, 63sylc 65 . . . . 5 (((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) ∧ (𝑣𝑈𝑓𝑣)) → ∃𝑘𝐴 (𝑓𝑘) ∈ 𝐾)
6528, 64rexlimddv 3182 . . . 4 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ∃𝑘𝐴 (𝑓𝑘) ∈ 𝐾)
66 eldifn 3895 . . . . . . 7 ((𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ¬ (𝑓𝑘) ∈ 𝐾)
6766ralimi 3099 . . . . . 6 (∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾) → ∀𝑘𝐴 ¬ (𝑓𝑘) ∈ 𝐾)
6867ad2antll 720 . . . . 5 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ∀𝑘𝐴 ¬ (𝑓𝑘) ∈ 𝐾)
69 ralnex 3139 . . . . 5 (∀𝑘𝐴 ¬ (𝑓𝑘) ∈ 𝐾 ↔ ¬ ∃𝑘𝐴 (𝑓𝑘) ∈ 𝐾)
7068, 69sylib 209 . . . 4 ((𝜑 ∧ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾))) → ¬ ∃𝑘𝐴 (𝑓𝑘) ∈ 𝐾)
7165, 70pm2.65da 851 . . 3 (𝜑 → ¬ (𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾)))
7271nexdv 2031 . 2 (𝜑 → ¬ ∃𝑓(𝑓 Fn 𝐴 ∧ ∀𝑘𝐴 (𝑓𝑘) ∈ ( (𝐹𝑘) ∖ 𝐾)))
7310, 72pm2.65i 185 1 ¬ 𝜑
Colors of variables: wff setvar class
Syntax hints:  ¬ wn 3  wi 4  wa 384   = wceq 1652  wex 1874  wcel 2155  {cab 2751  wral 3055  wrex 3056  {crab 3059  cdif 3729  cin 3731  wss 3732  𝒫 cpw 4315   cuni 4594  cmpt 4888  ccnv 5276  dom cdm 5277  ran crn 5278  cima 5280   Fn wfn 6063  wf 6064  cfv 6068  cmpt2 6844  Xcixp 8113  Fincfn 8160  cardccrd 9012  Compccmp 21469  UFLcufl 21983
This theorem was proved from axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1890  ax-4 1904  ax-5 2005  ax-6 2070  ax-7 2105  ax-8 2157  ax-9 2164  ax-10 2183  ax-11 2198  ax-12 2211  ax-13 2352  ax-ext 2743  ax-rep 4930  ax-sep 4941  ax-nul 4949  ax-pow 5001  ax-pr 5062  ax-un 7147
This theorem depends on definitions:  df-bi 198  df-an 385  df-or 874  df-3or 1108  df-3an 1109  df-tru 1656  df-ex 1875  df-nf 1879  df-sb 2063  df-mo 2565  df-eu 2582  df-clab 2752  df-cleq 2758  df-clel 2761  df-nfc 2896  df-ne 2938  df-ral 3060  df-rex 3061  df-reu 3062  df-rmo 3063  df-rab 3064  df-v 3352  df-sbc 3597  df-csb 3692  df-dif 3735  df-un 3737  df-in 3739  df-ss 3746  df-pss 3748  df-nul 4080  df-if 4244  df-pw 4317  df-sn 4335  df-pr 4337  df-tp 4339  df-op 4341  df-uni 4595  df-int 4634  df-iun 4678  df-br 4810  df-opab 4872  df-mpt 4889  df-tr 4912  df-id 5185  df-eprel 5190  df-po 5198  df-so 5199  df-fr 5236  df-se 5237  df-we 5238  df-xp 5283  df-rel 5284  df-cnv 5285  df-co 5286  df-dm 5287  df-rn 5288  df-res 5289  df-ima 5290  df-pred 5865  df-ord 5911  df-on 5912  df-lim 5913  df-suc 5914  df-iota 6031  df-fun 6070  df-fn 6071  df-f 6072  df-f1 6073  df-fo 6074  df-f1o 6075  df-fv 6076  df-isom 6077  df-riota 6803  df-ov 6845  df-oprab 6846  df-mpt2 6847  df-om 7264  df-1st 7366  df-2nd 7367  df-wrecs 7610  df-recs 7672  df-rdg 7710  df-1o 7764  df-oadd 7768  df-omul 7769  df-er 7947  df-map 8062  df-ixp 8114  df-en 8161  df-dom 8162  df-fin 8164  df-wdom 8671  df-card 9016  df-acn 9019  df-cmp 21470
This theorem is referenced by:  ptcmplem5  22139
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