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Theorem bnj600 35316
Description: Technical lemma for bnj852 35318. This lemma may no longer be used or have become an indirect lemma of the theorem in question (i.e. a lemma of a lemma... of the theorem). (Contributed by Jonathan Ben-Naim, 3-Jun-2011.) (New usage is discouraged.)
Hypotheses
Ref Expression
bnj600.1 (𝜑 ↔ (𝑓‘∅) = pred(𝑥, 𝐴, 𝑅))
bnj600.2 (𝜓 ↔ ∀𝑖 ∈ ω (suc 𝑖𝑛 → (𝑓‘suc 𝑖) = 𝑦 ∈ (𝑓𝑖) pred(𝑦, 𝐴, 𝑅)))
bnj600.3 𝐷 = (ω ∖ {∅})
bnj600.4 (𝜒 ↔ ((𝑅 FrSe 𝐴𝑥𝐴) → ∃!𝑓(𝑓 Fn 𝑛𝜑𝜓)))
bnj600.5 (𝜃 ↔ ∀𝑚𝐷 (𝑚 E 𝑛[𝑚 / 𝑛]𝜒))
bnj600.10 (𝜑′[𝑚 / 𝑛]𝜑)
bnj600.11 (𝜓′[𝑚 / 𝑛]𝜓)
bnj600.12 (𝜒′[𝑚 / 𝑛]𝜒)
bnj600.13 (𝜑″[𝐺 / 𝑓]𝜑)
bnj600.14 (𝜓″[𝐺 / 𝑓]𝜓)
bnj600.15 (𝜒″[𝐺 / 𝑓]𝜒)
bnj600.16 𝐺 = (𝑓 ∪ {⟨𝑚, 𝑦 ∈ (𝑓𝑝) pred(𝑦, 𝐴, 𝑅)⟩})
bnj600.17 (𝜏 ↔ (𝑓 Fn 𝑚𝜑′𝜓′))
bnj600.18 (𝜎 ↔ (𝑚𝐷𝑛 = suc 𝑚𝑝𝑚))
bnj600.19 (𝜂 ↔ (𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
bnj600.20 (𝜁 ↔ (𝑖 ∈ ω ∧ suc 𝑖𝑛𝑚 = suc 𝑖))
bnj600.21 (𝜌 ↔ (𝑖 ∈ ω ∧ suc 𝑖𝑛𝑚 ≠ suc 𝑖))
bnj600.22 𝐵 = 𝑦 ∈ (𝑓𝑖) pred(𝑦, 𝐴, 𝑅)
bnj600.23 𝐶 = 𝑦 ∈ (𝑓𝑝) pred(𝑦, 𝐴, 𝑅)
bnj600.24 𝐾 = 𝑦 ∈ (𝐺𝑖) pred(𝑦, 𝐴, 𝑅)
bnj600.25 𝐿 = 𝑦 ∈ (𝐺𝑝) pred(𝑦, 𝐴, 𝑅)
bnj600.26 𝐺 = (𝑓 ∪ {⟨𝑚, 𝐶⟩})
Assertion
Ref Expression
bnj600 (𝑛 ≠ 1o → ((𝑛𝐷𝜃) → 𝜒))
Distinct variable groups:   𝐴,𝑓,𝑖,𝑚,𝑛,𝑝   𝑦,𝐴,𝑓,𝑖,𝑛,𝑝   𝐷,𝑓,𝑝   𝑖,𝐺,𝑦   𝑅,𝑓,𝑖,𝑚,𝑛,𝑝   𝑦,𝑅   𝜂,𝑓,𝑖   𝑥,𝑓,𝑚,𝑛,𝑝   𝑖,𝜑′,𝑝   𝜑,𝑚,𝑝   𝜓,𝑚,𝑝   𝜃,𝑝
Allowed substitution hints:   𝜑(𝑥, 𝑦, 𝑓, 𝑖, 𝑛)   𝜓(𝑥, 𝑦, 𝑓, 𝑖, 𝑛)   𝜒(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜃(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛)   𝜏(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜂(𝑥, 𝑦, 𝑚, 𝑛, 𝑝)   𝜁(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜎(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜌(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝐴(𝑥)   𝐵(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝐶(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝐷(𝑥, 𝑦, 𝑖, 𝑚, 𝑛)   𝑅(𝑥)   𝐺(𝑥, 𝑓, 𝑚, 𝑛, 𝑝)   𝐾(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝐿(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜑′(𝑥, 𝑦, 𝑓, 𝑚, 𝑛)   𝜓′(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜒′(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜑″(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜓″(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)   𝜒″(𝑥, 𝑦, 𝑓, 𝑖, 𝑚, 𝑛, 𝑝)

Proof of Theorem bnj600
Dummy variable 𝑧 is distinct from all other variables.
StepHypRef Expression
1 bnj600.5 . . . . . 6 (𝜃 ↔ ∀𝑚𝐷 (𝑚 E 𝑛[𝑚 / 𝑛]𝜒))
2 bnj600.13 . . . . . 6 (𝜑″[𝐺 / 𝑓]𝜑)
3 bnj600.14 . . . . . 6 (𝜓″[𝐺 / 𝑓]𝜓)
4 bnj600.17 . . . . . 6 (𝜏 ↔ (𝑓 Fn 𝑚𝜑′𝜓′))
5 bnj600.19 . . . . . 6 (𝜂 ↔ (𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
6 bnj600.16 . . . . . . 7 𝐺 = (𝑓 ∪ {⟨𝑚, 𝑦 ∈ (𝑓𝑝) pred(𝑦, 𝐴, 𝑅)⟩})
76bnj528 35286 . . . . . 6 𝐺 ∈ V
8 bnj600.4 . . . . . . 7 (𝜒 ↔ ((𝑅 FrSe 𝐴𝑥𝐴) → ∃!𝑓(𝑓 Fn 𝑛𝜑𝜓)))
9 bnj600.10 . . . . . . 7 (𝜑′[𝑚 / 𝑛]𝜑)
10 bnj600.11 . . . . . . 7 (𝜓′[𝑚 / 𝑛]𝜓)
11 bnj600.12 . . . . . . 7 (𝜒′[𝑚 / 𝑛]𝜒)
12 vex 3458 . . . . . . 7 𝑚 ∈ V
138, 9, 10, 11, 12bnj207 35278 . . . . . 6 (𝜒′ ↔ ((𝑅 FrSe 𝐴𝑥𝐴) → ∃!𝑓(𝑓 Fn 𝑚𝜑′𝜓′)))
14 bnj600.1 . . . . . . 7 (𝜑 ↔ (𝑓‘∅) = pred(𝑥, 𝐴, 𝑅))
1514, 2, 7bnj609 35314 . . . . . 6 (𝜑″ ↔ (𝐺‘∅) = pred(𝑥, 𝐴, 𝑅))
16 bnj600.2 . . . . . . 7 (𝜓 ↔ ∀𝑖 ∈ ω (suc 𝑖𝑛 → (𝑓‘suc 𝑖) = 𝑦 ∈ (𝑓𝑖) pred(𝑦, 𝐴, 𝑅)))
1716, 3, 7bnj611 35315 . . . . . 6 (𝜓″ ↔ ∀𝑖 ∈ ω (suc 𝑖𝑛 → (𝐺‘suc 𝑖) = 𝑦 ∈ (𝐺𝑖) pred(𝑦, 𝐴, 𝑅)))
18 bnj600.3 . . . . . . . . . 10 𝐷 = (ω ∖ {∅})
1918bnj168 35128 . . . . . . . . 9 ((𝑛 ≠ 1o𝑛𝐷) → ∃𝑚𝐷 𝑛 = suc 𝑚)
20 df-rex 3089 . . . . . . . . 9 (∃𝑚𝐷 𝑛 = suc 𝑚 ↔ ∃𝑚(𝑚𝐷𝑛 = suc 𝑚))
2119, 20sylib 221 . . . . . . . 8 ((𝑛 ≠ 1o𝑛𝐷) → ∃𝑚(𝑚𝐷𝑛 = suc 𝑚))
2218bnj158 35127 . . . . . . . . . . . . . 14 (𝑚𝐷 → ∃𝑝 ∈ ω 𝑚 = suc 𝑝)
23 df-rex 3089 . . . . . . . . . . . . . 14 (∃𝑝 ∈ ω 𝑚 = suc 𝑝 ↔ ∃𝑝(𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
2422, 23sylib 221 . . . . . . . . . . . . 13 (𝑚𝐷 → ∃𝑝(𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
2524adantr 485 . . . . . . . . . . . 12 ((𝑚𝐷𝑛 = suc 𝑚) → ∃𝑝(𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
2625ancri 558 . . . . . . . . . . 11 ((𝑚𝐷𝑛 = suc 𝑚) → (∃𝑝(𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ∧ (𝑚𝐷𝑛 = suc 𝑚)))
2726bnj534 35137 . . . . . . . . . 10 ((𝑚𝐷𝑛 = suc 𝑚) → ∃𝑝((𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ∧ (𝑚𝐷𝑛 = suc 𝑚)))
28 bnj432 35114 . . . . . . . . . . 11 ((𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ↔ ((𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ∧ (𝑚𝐷𝑛 = suc 𝑚)))
2928exbii 1877 . . . . . . . . . 10 (∃𝑝(𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ↔ ∃𝑝((𝑝 ∈ ω ∧ 𝑚 = suc 𝑝) ∧ (𝑚𝐷𝑛 = suc 𝑚)))
3027, 29sylibr 237 . . . . . . . . 9 ((𝑚𝐷𝑛 = suc 𝑚) → ∃𝑝(𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
3130eximi 1864 . . . . . . . 8 (∃𝑚(𝑚𝐷𝑛 = suc 𝑚) → ∃𝑚𝑝(𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
3221, 31syl 18 . . . . . . 7 ((𝑛 ≠ 1o𝑛𝐷) → ∃𝑚𝑝(𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
3352exbii 1878 . . . . . . 7 (∃𝑚𝑝𝜂 ↔ ∃𝑚𝑝(𝑚𝐷𝑛 = suc 𝑚𝑝 ∈ ω ∧ 𝑚 = suc 𝑝))
3432, 33sylibr 237 . . . . . 6 ((𝑛 ≠ 1o𝑛𝐷) → ∃𝑚𝑝𝜂)
35 rsp 3252 . . . . . . . . 9 (∀𝑚𝐷 (𝑚 E 𝑛[𝑚 / 𝑛]𝜒) → (𝑚𝐷 → (𝑚 E 𝑛[𝑚 / 𝑛]𝜒)))
361, 35sylbi 220 . . . . . . . 8 (𝜃 → (𝑚𝐷 → (𝑚 E 𝑛[𝑚 / 𝑛]𝜒)))
37363imp 1127 . . . . . . 7 ((𝜃𝑚𝐷𝑚 E 𝑛) → [𝑚 / 𝑛]𝜒)
3837, 11sylibr 237 . . . . . 6 ((𝜃𝑚𝐷𝑚 E 𝑛) → 𝜒′)
39 bnj600.18 . . . . . . 7 (𝜎 ↔ (𝑚𝐷𝑛 = suc 𝑚𝑝𝑚))
4014, 9, 12bnj523 35284 . . . . . . . 8 (𝜑′ ↔ (𝑓‘∅) = pred(𝑥, 𝐴, 𝑅))
4116, 10, 12bnj539 35288 . . . . . . . 8 (𝜓′ ↔ ∀𝑖 ∈ ω (suc 𝑖𝑚 → (𝑓‘suc 𝑖) = 𝑦 ∈ (𝑓𝑖) pred(𝑦, 𝐴, 𝑅)))
4240, 41, 18, 6, 4, 39bnj544 35291 . . . . . . 7 ((𝑅 FrSe 𝐴𝜏𝜎) → 𝐺 Fn 𝑛)
4339, 5, 42bnj561 35300 . . . . . 6 ((𝑅 FrSe 𝐴𝜏𝜂) → 𝐺 Fn 𝑛)
4440, 18, 6, 4, 39, 42, 15bnj545 35292 . . . . . . 7 ((𝑅 FrSe 𝐴𝜏𝜎) → 𝜑″)
4539, 5, 44bnj562 35301 . . . . . 6 ((𝑅 FrSe 𝐴𝜏𝜂) → 𝜑″)
46 bnj600.20 . . . . . . 7 (𝜁 ↔ (𝑖 ∈ ω ∧ suc 𝑖𝑛𝑚 = suc 𝑖))
47 bnj600.22 . . . . . . 7 𝐵 = 𝑦 ∈ (𝑓𝑖) pred(𝑦, 𝐴, 𝑅)
48 bnj600.23 . . . . . . 7 𝐶 = 𝑦 ∈ (𝑓𝑝) pred(𝑦, 𝐴, 𝑅)
49 bnj600.24 . . . . . . 7 𝐾 = 𝑦 ∈ (𝐺𝑖) pred(𝑦, 𝐴, 𝑅)
50 bnj600.25 . . . . . . 7 𝐿 = 𝑦 ∈ (𝐺𝑝) pred(𝑦, 𝐴, 𝑅)
51 bnj600.26 . . . . . . 7 𝐺 = (𝑓 ∪ {⟨𝑚, 𝐶⟩})
52 bnj600.21 . . . . . . 7 (𝜌 ↔ (𝑖 ∈ ω ∧ suc 𝑖𝑛𝑚 ≠ suc 𝑖))
5318, 6, 4, 39, 5, 46, 47, 48, 49, 50, 51, 40, 41, 42, 52, 43, 17bnj571 35303 . . . . . 6 ((𝑅 FrSe 𝐴𝜏𝜂) → 𝜓″)
54 biid 264 . . . . . 6 ([𝑧 / 𝑓]𝜑[𝑧 / 𝑓]𝜑)
55 biid 264 . . . . . 6 ([𝑧 / 𝑓]𝜓[𝑧 / 𝑓]𝜓)
56 biid 264 . . . . . 6 ([𝐺 / 𝑧][𝑧 / 𝑓]𝜑[𝐺 / 𝑧][𝑧 / 𝑓]𝜑)
57 biid 264 . . . . . 6 ([𝐺 / 𝑧][𝑧 / 𝑓]𝜓[𝐺 / 𝑧][𝑧 / 𝑓]𝜓)
581, 2, 3, 4, 5, 7, 13, 15, 17, 34, 38, 43, 45, 53, 14, 16, 54, 55, 56, 57bnj607 35313 . . . . 5 ((𝑛 ≠ 1o𝑛𝐷𝜃) → ((𝑅 FrSe 𝐴𝑥𝐴) → ∃𝑓(𝑓 Fn 𝑛𝜑𝜓)))
5914, 16, 18bnj579 35311 . . . . . . 7 (𝑛𝐷 → ∃*𝑓(𝑓 Fn 𝑛𝜑𝜓))
6059a1d 26 . . . . . 6 (𝑛𝐷 → ((𝑅 FrSe 𝐴𝑥𝐴) → ∃*𝑓(𝑓 Fn 𝑛𝜑𝜓)))
61603ad2ant2 1151 . . . . 5 ((𝑛 ≠ 1o𝑛𝐷𝜃) → ((𝑅 FrSe 𝐴𝑥𝐴) → ∃*𝑓(𝑓 Fn 𝑛𝜑𝜓)))
6258, 61jcad 521 . . . 4 ((𝑛 ≠ 1o𝑛𝐷𝜃) → ((𝑅 FrSe 𝐴𝑥𝐴) → (∃𝑓(𝑓 Fn 𝑛𝜑𝜓) ∧ ∃*𝑓(𝑓 Fn 𝑛𝜑𝜓))))
63 df-eu 2596 . . . 4 (∃!𝑓(𝑓 Fn 𝑛𝜑𝜓) ↔ (∃𝑓(𝑓 Fn 𝑛𝜑𝜓) ∧ ∃*𝑓(𝑓 Fn 𝑛𝜑𝜓)))
6462, 63imbitrrdi 255 . . 3 ((𝑛 ≠ 1o𝑛𝐷𝜃) → ((𝑅 FrSe 𝐴𝑥𝐴) → ∃!𝑓(𝑓 Fn 𝑛𝜑𝜓)))
6564, 8sylibr 237 . 2 ((𝑛 ≠ 1o𝑛𝐷𝜃) → 𝜒)
66653expib 1139 1 (𝑛 ≠ 1o → ((𝑛𝐷𝜃) → 𝜒))
Colors of variables:    wff setvar class
This proof depends on syntax axioms:  wi 4  wb 209  wa 400  w3a 1102   = wceq 1569  wex 1808  wcel 2142  ∃*wmo 2564  ∃!weu 2595  wne 2957  wral 3078  wrex 3088  [wsbc 3743  cdif 3901  cun 3902  c0 4285  {csn 4588  cop 4594   ciun 4955   class class class wbr 5108   E cep 5559  suc csuc 6362   Fn wfn 6531  cfv 6536  ωcom 7860  1oc1o 8444  w-bnj17 35084   predc-bnj14 35086   FrSe w-bnj15 35090
This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1824  ax-4 1838  ax-5 1939  ax-6 1996  ax-7 2037  ax-8 2144  ax-9 2152  ax-10 2175  ax-11 2191  ax-12 2212  ax-ext 2734  ax-rep 5237  ax-sep 5256  ax-nul 5268  ax-pr 5403  ax-un 7734  ax-reg 9552
This proof depends on definitions:  df-bi 210  df-an 401  df-or 861  df-3or 1103  df-3an 1104  df-tru 1572  df-fal 1582  df-ex 1809  df-nf 1813  df-sb 2096  df-mo 2566  df-eu 2596  df-clab 2741  df-cleq 2754  df-clel 2837  df-nfc 2911  df-ne 2958  df-ral 3079  df-rex 3089  df-rab 3416  df-v 3456  df-sbc 3744  df-csb 3853  df-dif 3907  df-un 3909  df-in 3911  df-ss 3921  df-pss 3924  df-nul 4286  df-if 4487  df-pw 4563  df-sn 4589  df-pr 4591  df-op 4595  df-uni 4872  df-iun 4957  df-br 5109  df-opab 5173  df-mpt 5192  df-tr 5218  df-id 5555  df-eprel 5560  df-po 5568  df-so 5569  df-fr 5613  df-we 5615  df-xp 5666  df-rel 5667  df-cnv 5668  df-co 5669  df-dm 5670  df-rn 5671  df-res 5672  df-ima 5673  df-ord 6363  df-on 6364  df-lim 6365  df-suc 6366  df-iota 6492  df-fun 6538  df-fn 6539  df-fv 6544  df-om 7861  df-1o 8451  df-bnj17 35085  df-bnj14 35087  df-bnj13 35089  df-bnj15 35091
This theorem is used by:  bnj601  35317
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