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Theorem genpdisj 7706
Description: The lower and upper cuts produced by addition or multiplication on positive reals are disjoint. (Contributed by Jim Kingdon, 15-Oct-2019.)
Hypotheses
Ref Expression
genpelvl.1 𝐹 = (𝑤P, 𝑣P ↦ ⟨{𝑥Q ∣ ∃𝑦Q𝑧Q (𝑦 ∈ (1st𝑤) ∧ 𝑧 ∈ (1st𝑣) ∧ 𝑥 = (𝑦𝐺𝑧))}, {𝑥Q ∣ ∃𝑦Q𝑧Q (𝑦 ∈ (2nd𝑤) ∧ 𝑧 ∈ (2nd𝑣) ∧ 𝑥 = (𝑦𝐺𝑧))}⟩)
genpelvl.2 ((𝑦Q𝑧Q) → (𝑦𝐺𝑧) ∈ Q)
genpdisj.ord ((𝑥Q𝑦Q𝑧Q) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦)))
genpdisj.com ((𝑥Q𝑦Q) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥))
Assertion
Ref Expression
genpdisj ((𝐴P𝐵P) → ∀𝑞Q ¬ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵))))
Distinct variable groups:   𝑥,𝑦,𝑧,𝑤,𝑣,𝑞,𝐴   𝑥,𝐵,𝑦,𝑧,𝑤,𝑣,𝑞   𝑥,𝐺,𝑦,𝑧,𝑤,𝑣,𝑞   𝐹,𝑞
Allowed substitution hints:   𝐹(𝑥,𝑦,𝑧,𝑤,𝑣)

Proof of Theorem genpdisj
Dummy variables 𝑎 𝑏 𝑐 𝑑 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 genpelvl.1 . . . . . . . . 9 𝐹 = (𝑤P, 𝑣P ↦ ⟨{𝑥Q ∣ ∃𝑦Q𝑧Q (𝑦 ∈ (1st𝑤) ∧ 𝑧 ∈ (1st𝑣) ∧ 𝑥 = (𝑦𝐺𝑧))}, {𝑥Q ∣ ∃𝑦Q𝑧Q (𝑦 ∈ (2nd𝑤) ∧ 𝑧 ∈ (2nd𝑣) ∧ 𝑥 = (𝑦𝐺𝑧))}⟩)
2 genpelvl.2 . . . . . . . . 9 ((𝑦Q𝑧Q) → (𝑦𝐺𝑧) ∈ Q)
31, 2genpelvl 7695 . . . . . . . 8 ((𝐴P𝐵P) → (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ↔ ∃𝑎 ∈ (1st𝐴)∃𝑏 ∈ (1st𝐵)𝑞 = (𝑎𝐺𝑏)))
4 r2ex 2550 . . . . . . . 8 (∃𝑎 ∈ (1st𝐴)∃𝑏 ∈ (1st𝐵)𝑞 = (𝑎𝐺𝑏) ↔ ∃𝑎𝑏((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)))
53, 4bitrdi 196 . . . . . . 7 ((𝐴P𝐵P) → (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ↔ ∃𝑎𝑏((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏))))
61, 2genpelvu 7696 . . . . . . . 8 ((𝐴P𝐵P) → (𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)) ↔ ∃𝑐 ∈ (2nd𝐴)∃𝑑 ∈ (2nd𝐵)𝑞 = (𝑐𝐺𝑑)))
7 r2ex 2550 . . . . . . . 8 (∃𝑐 ∈ (2nd𝐴)∃𝑑 ∈ (2nd𝐵)𝑞 = (𝑐𝐺𝑑) ↔ ∃𝑐𝑑((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))
86, 7bitrdi 196 . . . . . . 7 ((𝐴P𝐵P) → (𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)) ↔ ∃𝑐𝑑((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))))
95, 8anbi12d 473 . . . . . 6 ((𝐴P𝐵P) → ((𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵))) ↔ (∃𝑎𝑏((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ∃𝑐𝑑((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))))
10 ee4anv 1985 . . . . . 6 (∃𝑎𝑏𝑐𝑑(((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))) ↔ (∃𝑎𝑏((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ∃𝑐𝑑((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))))
119, 10bitr4di 198 . . . . 5 ((𝐴P𝐵P) → ((𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵))) ↔ ∃𝑎𝑏𝑐𝑑(((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))))
1211biimpa 296 . . . 4 (((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) → ∃𝑎𝑏𝑐𝑑(((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))))
13 an4 586 . . . . . . . . . . . . 13 (((𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) ∧ (𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵))) ↔ ((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ (𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵))))
14 prop 7658 . . . . . . . . . . . . . . . 16 (𝐴P → ⟨(1st𝐴), (2nd𝐴)⟩ ∈ P)
15 prltlu 7670 . . . . . . . . . . . . . . . . 17 ((⟨(1st𝐴), (2nd𝐴)⟩ ∈ P𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) → 𝑎 <Q 𝑐)
16153expib 1230 . . . . . . . . . . . . . . . 16 (⟨(1st𝐴), (2nd𝐴)⟩ ∈ P → ((𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) → 𝑎 <Q 𝑐))
1714, 16syl 14 . . . . . . . . . . . . . . 15 (𝐴P → ((𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) → 𝑎 <Q 𝑐))
18 prop 7658 . . . . . . . . . . . . . . . 16 (𝐵P → ⟨(1st𝐵), (2nd𝐵)⟩ ∈ P)
19 prltlu 7670 . . . . . . . . . . . . . . . . 17 ((⟨(1st𝐵), (2nd𝐵)⟩ ∈ P𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵)) → 𝑏 <Q 𝑑)
20193expib 1230 . . . . . . . . . . . . . . . 16 (⟨(1st𝐵), (2nd𝐵)⟩ ∈ P → ((𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵)) → 𝑏 <Q 𝑑))
2118, 20syl 14 . . . . . . . . . . . . . . 15 (𝐵P → ((𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵)) → 𝑏 <Q 𝑑))
2217, 21im2anan9 600 . . . . . . . . . . . . . 14 ((𝐴P𝐵P) → (((𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) ∧ (𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵))) → (𝑎 <Q 𝑐𝑏 <Q 𝑑)))
23 genpdisj.ord . . . . . . . . . . . . . . 15 ((𝑥Q𝑦Q𝑧Q) → (𝑥 <Q 𝑦 ↔ (𝑧𝐺𝑥) <Q (𝑧𝐺𝑦)))
24 genpdisj.com . . . . . . . . . . . . . . 15 ((𝑥Q𝑦Q) → (𝑥𝐺𝑦) = (𝑦𝐺𝑥))
2523, 24genplt2i 7693 . . . . . . . . . . . . . 14 ((𝑎 <Q 𝑐𝑏 <Q 𝑑) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
2622, 25syl6 33 . . . . . . . . . . . . 13 ((𝐴P𝐵P) → (((𝑎 ∈ (1st𝐴) ∧ 𝑐 ∈ (2nd𝐴)) ∧ (𝑏 ∈ (1st𝐵) ∧ 𝑑 ∈ (2nd𝐵))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑)))
2713, 26biimtrrid 153 . . . . . . . . . . . 12 ((𝐴P𝐵P) → (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ (𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑)))
2827imp 124 . . . . . . . . . . 11 (((𝐴P𝐵P) ∧ ((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ (𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
2928adantlr 477 . . . . . . . . . 10 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ ((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ (𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
3029adantrlr 485 . . . . . . . . 9 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ (𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
3130adantrrr 487 . . . . . . . 8 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))) → (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
32 eqtr2 2248 . . . . . . . . . . 11 ((𝑞 = (𝑎𝐺𝑏) ∧ 𝑞 = (𝑐𝐺𝑑)) → (𝑎𝐺𝑏) = (𝑐𝐺𝑑))
3332ad2ant2l 508 . . . . . . . . . 10 ((((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))) → (𝑎𝐺𝑏) = (𝑐𝐺𝑑))
3433adantl 277 . . . . . . . . 9 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))) → (𝑎𝐺𝑏) = (𝑐𝐺𝑑))
35 ltsonq 7581 . . . . . . . . . . 11 <Q Or Q
36 ltrelnq 7548 . . . . . . . . . . 11 <Q ⊆ (Q × Q)
3735, 36soirri 5122 . . . . . . . . . 10 ¬ (𝑎𝐺𝑏) <Q (𝑎𝐺𝑏)
38 breq2 4086 . . . . . . . . . 10 ((𝑎𝐺𝑏) = (𝑐𝐺𝑑) → ((𝑎𝐺𝑏) <Q (𝑎𝐺𝑏) ↔ (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑)))
3937, 38mtbii 678 . . . . . . . . 9 ((𝑎𝐺𝑏) = (𝑐𝐺𝑑) → ¬ (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
4034, 39syl 14 . . . . . . . 8 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))) → ¬ (𝑎𝐺𝑏) <Q (𝑐𝐺𝑑))
4131, 40pm2.21fal 1415 . . . . . . 7 ((((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) ∧ (((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑)))) → ⊥)
4241ex 115 . . . . . 6 (((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) → ((((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))) → ⊥))
4342exlimdvv 1944 . . . . 5 (((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) → (∃𝑐𝑑(((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))) → ⊥))
4443exlimdvv 1944 . . . 4 (((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) → (∃𝑎𝑏𝑐𝑑(((𝑎 ∈ (1st𝐴) ∧ 𝑏 ∈ (1st𝐵)) ∧ 𝑞 = (𝑎𝐺𝑏)) ∧ ((𝑐 ∈ (2nd𝐴) ∧ 𝑑 ∈ (2nd𝐵)) ∧ 𝑞 = (𝑐𝐺𝑑))) → ⊥))
4512, 44mpd 13 . . 3 (((𝐴P𝐵P) ∧ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵)))) → ⊥)
4645inegd 1414 . 2 ((𝐴P𝐵P) → ¬ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵))))
4746ralrimivw 2604 1 ((𝐴P𝐵P) → ∀𝑞Q ¬ (𝑞 ∈ (1st ‘(𝐴𝐹𝐵)) ∧ 𝑞 ∈ (2nd ‘(𝐴𝐹𝐵))))
Colors of variables: wff set class
Syntax hints:  ¬ wn 3  wi 4  wa 104  wb 105  w3a 1002   = wceq 1395  wfal 1400  wex 1538  wcel 2200  wral 2508  wrex 2509  {crab 2512  cop 3669   class class class wbr 4082  cfv 5317  (class class class)co 6000  cmpo 6002  1st c1st 6282  2nd c2nd 6283  Qcnq 7463   <Q cltq 7468  Pcnp 7474
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 617  ax-in2 618  ax-io 714  ax-5 1493  ax-7 1494  ax-gen 1495  ax-ie1 1539  ax-ie2 1540  ax-8 1550  ax-10 1551  ax-11 1552  ax-i12 1553  ax-bndl 1555  ax-4 1556  ax-17 1572  ax-i9 1576  ax-ial 1580  ax-i5r 1581  ax-13 2202  ax-14 2203  ax-ext 2211  ax-coll 4198  ax-sep 4201  ax-nul 4209  ax-pow 4257  ax-pr 4292  ax-un 4523  ax-setind 4628  ax-iinf 4679
This theorem depends on definitions:  df-bi 117  df-dc 840  df-3or 1003  df-3an 1004  df-tru 1398  df-fal 1401  df-nf 1507  df-sb 1809  df-eu 2080  df-mo 2081  df-clab 2216  df-cleq 2222  df-clel 2225  df-nfc 2361  df-ne 2401  df-ral 2513  df-rex 2514  df-reu 2515  df-rab 2517  df-v 2801  df-sbc 3029  df-csb 3125  df-dif 3199  df-un 3201  df-in 3203  df-ss 3210  df-nul 3492  df-pw 3651  df-sn 3672  df-pr 3673  df-op 3675  df-uni 3888  df-int 3923  df-iun 3966  df-br 4083  df-opab 4145  df-mpt 4146  df-tr 4182  df-eprel 4379  df-id 4383  df-po 4386  df-iso 4387  df-iord 4456  df-on 4458  df-suc 4461  df-iom 4682  df-xp 4724  df-rel 4725  df-cnv 4726  df-co 4727  df-dm 4728  df-rn 4729  df-res 4730  df-ima 4731  df-iota 5277  df-fun 5319  df-fn 5320  df-f 5321  df-f1 5322  df-fo 5323  df-f1o 5324  df-fv 5325  df-ov 6003  df-oprab 6004  df-mpo 6005  df-1st 6284  df-2nd 6285  df-recs 6449  df-irdg 6514  df-oadd 6564  df-omul 6565  df-er 6678  df-ec 6680  df-qs 6684  df-ni 7487  df-mi 7489  df-lti 7490  df-enq 7530  df-nqqs 7531  df-ltnqqs 7536  df-inp 7649
This theorem is referenced by:  addclpr  7720  mulclpr  7755
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