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Theorem cauappcvgprlemladdfu 6809
Description: Lemma for cauappcvgprlemladd 6813. The forward subset relationship for the upper cut. (Contributed by Jim Kingdon, 11-Jul-2020.)
Hypotheses
Ref Expression
cauappcvgpr.f (𝜑𝐹:QQ)
cauappcvgpr.app (𝜑 → ∀𝑝Q𝑞Q ((𝐹𝑝) <Q ((𝐹𝑞) +Q (𝑝 +Q 𝑞)) ∧ (𝐹𝑞) <Q ((𝐹𝑝) +Q (𝑝 +Q 𝑞))))
cauappcvgpr.bnd (𝜑 → ∀𝑝Q 𝐴 <Q (𝐹𝑝))
cauappcvgpr.lim 𝐿 = ⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q (𝐹𝑞)}, {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}⟩
cauappcvgprlemladd.s (𝜑𝑆Q)
Assertion
Ref Expression
cauappcvgprlemladdfu (𝜑 → (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) ⊆ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩))
Distinct variable groups:   𝐴,𝑝   𝐿,𝑝,𝑞   𝜑,𝑝,𝑞   𝐹,𝑙,𝑢,𝑝,𝑞   𝑆,𝑙,𝑞,𝑢
Allowed substitution hints:   𝜑(𝑢,𝑙)   𝐴(𝑢,𝑞,𝑙)   𝑆(𝑝)   𝐿(𝑢,𝑙)

Proof of Theorem cauappcvgprlemladdfu
Dummy variables 𝑓 𝑔 𝑟 𝑠 𝑡 𝑥 𝑦 are mutually distinct and distinct from all other variables.
StepHypRef Expression
1 cauappcvgpr.f . . . . . . 7 (𝜑𝐹:QQ)
2 cauappcvgpr.app . . . . . . 7 (𝜑 → ∀𝑝Q𝑞Q ((𝐹𝑝) <Q ((𝐹𝑞) +Q (𝑝 +Q 𝑞)) ∧ (𝐹𝑞) <Q ((𝐹𝑝) +Q (𝑝 +Q 𝑞))))
3 cauappcvgpr.bnd . . . . . . 7 (𝜑 → ∀𝑝Q 𝐴 <Q (𝐹𝑝))
4 cauappcvgpr.lim . . . . . . 7 𝐿 = ⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q (𝐹𝑞)}, {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}⟩
51, 2, 3, 4cauappcvgprlemcl 6808 . . . . . 6 (𝜑𝐿P)
6 cauappcvgprlemladd.s . . . . . . 7 (𝜑𝑆Q)
7 nqprlu 6702 . . . . . . 7 (𝑆Q → ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩ ∈ P)
86, 7syl 14 . . . . . 6 (𝜑 → ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩ ∈ P)
9 df-iplp 6623 . . . . . . 7 +P = (𝑥P, 𝑦P ↦ ⟨{𝑓Q ∣ ∃𝑔QQ (𝑔 ∈ (1st𝑥) ∧ ∈ (1st𝑦) ∧ 𝑓 = (𝑔 +Q ))}, {𝑓Q ∣ ∃𝑔QQ (𝑔 ∈ (2nd𝑥) ∧ ∈ (2nd𝑦) ∧ 𝑓 = (𝑔 +Q ))}⟩)
10 addclnq 6530 . . . . . . 7 ((𝑔QQ) → (𝑔 +Q ) ∈ Q)
119, 10genpelvu 6668 . . . . . 6 ((𝐿P ∧ ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩ ∈ P) → (𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) ↔ ∃𝑠 ∈ (2nd𝐿)∃𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)𝑟 = (𝑠 +Q 𝑡)))
125, 8, 11syl2anc 397 . . . . 5 (𝜑 → (𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) ↔ ∃𝑠 ∈ (2nd𝐿)∃𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)𝑟 = (𝑠 +Q 𝑡)))
1312biimpa 284 . . . 4 ((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → ∃𝑠 ∈ (2nd𝐿)∃𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)𝑟 = (𝑠 +Q 𝑡))
14 breq2 3795 . . . . . . . . . . . . . . . 16 (𝑢 = 𝑠 → (((𝐹𝑞) +Q 𝑞) <Q 𝑢 ↔ ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
1514rexbidv 2344 . . . . . . . . . . . . . . 15 (𝑢 = 𝑠 → (∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢 ↔ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
164fveq2i 5208 . . . . . . . . . . . . . . . 16 (2nd𝐿) = (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q (𝐹𝑞)}, {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}⟩)
17 nqex 6518 . . . . . . . . . . . . . . . . . 18 Q ∈ V
1817rabex 3928 . . . . . . . . . . . . . . . . 17 {𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q (𝐹𝑞)} ∈ V
1917rabex 3928 . . . . . . . . . . . . . . . . 17 {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢} ∈ V
2018, 19op2nd 5801 . . . . . . . . . . . . . . . 16 (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q (𝐹𝑞)}, {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}⟩) = {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}
2116, 20eqtri 2076 . . . . . . . . . . . . . . 15 (2nd𝐿) = {𝑢Q ∣ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑢}
2215, 21elrab2 2722 . . . . . . . . . . . . . 14 (𝑠 ∈ (2nd𝐿) ↔ (𝑠Q ∧ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
2322biimpi 117 . . . . . . . . . . . . 13 (𝑠 ∈ (2nd𝐿) → (𝑠Q ∧ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
2423adantr 265 . . . . . . . . . . . 12 ((𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) → (𝑠Q ∧ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
2524adantl 266 . . . . . . . . . . 11 (((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → (𝑠Q ∧ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
2625adantr 265 . . . . . . . . . 10 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → (𝑠Q ∧ ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠))
2726simpld 109 . . . . . . . . 9 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → 𝑠Q)
28 vex 2577 . . . . . . . . . . . . . 14 𝑡 ∈ V
29 breq2 3795 . . . . . . . . . . . . . 14 (𝑢 = 𝑡 → (𝑆 <Q 𝑢𝑆 <Q 𝑡))
30 ltnqex 6704 . . . . . . . . . . . . . . 15 {𝑙𝑙 <Q 𝑆} ∈ V
31 gtnqex 6705 . . . . . . . . . . . . . . 15 {𝑢𝑆 <Q 𝑢} ∈ V
3230, 31op2nd 5801 . . . . . . . . . . . . . 14 (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩) = {𝑢𝑆 <Q 𝑢}
3328, 29, 32elab2 2712 . . . . . . . . . . . . 13 (𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩) ↔ 𝑆 <Q 𝑡)
34 ltrelnq 6520 . . . . . . . . . . . . . 14 <Q ⊆ (Q × Q)
3534brel 4419 . . . . . . . . . . . . 13 (𝑆 <Q 𝑡 → (𝑆Q𝑡Q))
3633, 35sylbi 118 . . . . . . . . . . . 12 (𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩) → (𝑆Q𝑡Q))
3736simprd 111 . . . . . . . . . . 11 (𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩) → 𝑡Q)
3837ad2antll 468 . . . . . . . . . 10 (((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → 𝑡Q)
3938adantr 265 . . . . . . . . 9 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → 𝑡Q)
40 addclnq 6530 . . . . . . . . 9 ((𝑠Q𝑡Q) → (𝑠 +Q 𝑡) ∈ Q)
4127, 39, 40syl2anc 397 . . . . . . . 8 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → (𝑠 +Q 𝑡) ∈ Q)
42 eleq1 2116 . . . . . . . . 9 (𝑟 = (𝑠 +Q 𝑡) → (𝑟Q ↔ (𝑠 +Q 𝑡) ∈ Q))
4342adantl 266 . . . . . . . 8 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → (𝑟Q ↔ (𝑠 +Q 𝑡) ∈ Q))
4441, 43mpbird 160 . . . . . . 7 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → 𝑟Q)
4526simprd 111 . . . . . . . 8 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → ∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠)
4633biimpi 117 . . . . . . . . . . . . . . . 16 (𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩) → 𝑆 <Q 𝑡)
4746ad2antll 468 . . . . . . . . . . . . . . 15 (((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → 𝑆 <Q 𝑡)
4847adantr 265 . . . . . . . . . . . . . 14 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → 𝑆 <Q 𝑡)
4948ad2antrr 465 . . . . . . . . . . . . 13 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑆 <Q 𝑡)
506ad5antr 473 . . . . . . . . . . . . . 14 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑆Q)
5139ad2antrr 465 . . . . . . . . . . . . . 14 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑡Q)
521ad5antr 473 . . . . . . . . . . . . . . . 16 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝐹:QQ)
53 simplr 490 . . . . . . . . . . . . . . . 16 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑞Q)
5452, 53ffvelrnd 5330 . . . . . . . . . . . . . . 15 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (𝐹𝑞) ∈ Q)
55 addclnq 6530 . . . . . . . . . . . . . . 15 (((𝐹𝑞) ∈ Q𝑞Q) → ((𝐹𝑞) +Q 𝑞) ∈ Q)
5654, 53, 55syl2anc 397 . . . . . . . . . . . . . 14 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → ((𝐹𝑞) +Q 𝑞) ∈ Q)
57 ltanqg 6555 . . . . . . . . . . . . . 14 ((𝑆Q𝑡Q ∧ ((𝐹𝑞) +Q 𝑞) ∈ Q) → (𝑆 <Q 𝑡 ↔ (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (((𝐹𝑞) +Q 𝑞) +Q 𝑡)))
5850, 51, 56, 57syl3anc 1146 . . . . . . . . . . . . 13 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (𝑆 <Q 𝑡 ↔ (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (((𝐹𝑞) +Q 𝑞) +Q 𝑡)))
5949, 58mpbid 139 . . . . . . . . . . . 12 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (((𝐹𝑞) +Q 𝑞) +Q 𝑡))
60 simpr 107 . . . . . . . . . . . . 13 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → ((𝐹𝑞) +Q 𝑞) <Q 𝑠)
61 ltanqg 6555 . . . . . . . . . . . . . . 15 ((𝑓Q𝑔QQ) → (𝑓 <Q 𝑔 ↔ ( +Q 𝑓) <Q ( +Q 𝑔)))
6261adantl 266 . . . . . . . . . . . . . 14 (((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) ∧ (𝑓Q𝑔QQ)) → (𝑓 <Q 𝑔 ↔ ( +Q 𝑓) <Q ( +Q 𝑔)))
6327ad2antrr 465 . . . . . . . . . . . . . 14 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑠Q)
64 addcomnqg 6536 . . . . . . . . . . . . . . 15 ((𝑓Q𝑔Q) → (𝑓 +Q 𝑔) = (𝑔 +Q 𝑓))
6564adantl 266 . . . . . . . . . . . . . 14 (((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) ∧ (𝑓Q𝑔Q)) → (𝑓 +Q 𝑔) = (𝑔 +Q 𝑓))
6662, 56, 63, 51, 65caovord2d 5697 . . . . . . . . . . . . 13 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (((𝐹𝑞) +Q 𝑞) <Q 𝑠 ↔ (((𝐹𝑞) +Q 𝑞) +Q 𝑡) <Q (𝑠 +Q 𝑡)))
6760, 66mpbid 139 . . . . . . . . . . . 12 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (((𝐹𝑞) +Q 𝑞) +Q 𝑡) <Q (𝑠 +Q 𝑡))
68 ltsonq 6553 . . . . . . . . . . . . 13 <Q Or Q
6968, 34sotri 4747 . . . . . . . . . . . 12 (((((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (((𝐹𝑞) +Q 𝑞) +Q 𝑡) ∧ (((𝐹𝑞) +Q 𝑞) +Q 𝑡) <Q (𝑠 +Q 𝑡)) → (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (𝑠 +Q 𝑡))
7059, 67, 69syl2anc 397 . . . . . . . . . . 11 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q (𝑠 +Q 𝑡))
71 simpllr 494 . . . . . . . . . . 11 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → 𝑟 = (𝑠 +Q 𝑡))
7270, 71breqtrrd 3817 . . . . . . . . . 10 ((((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) ∧ ((𝐹𝑞) +Q 𝑞) <Q 𝑠) → (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟)
7372ex 112 . . . . . . . . 9 (((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) ∧ 𝑞Q) → (((𝐹𝑞) +Q 𝑞) <Q 𝑠 → (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟))
7473reximdva 2438 . . . . . . . 8 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → (∃𝑞Q ((𝐹𝑞) +Q 𝑞) <Q 𝑠 → ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟))
7545, 74mpd 13 . . . . . . 7 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟)
76 breq2 3795 . . . . . . . . 9 (𝑢 = 𝑟 → ((((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢 ↔ (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟))
7776rexbidv 2344 . . . . . . . 8 (𝑢 = 𝑟 → (∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢 ↔ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟))
7817rabex 3928 . . . . . . . . 9 {𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)} ∈ V
7917rabex 3928 . . . . . . . . 9 {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢} ∈ V
8078, 79op2nd 5801 . . . . . . . 8 (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩) = {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}
8177, 80elrab2 2722 . . . . . . 7 (𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩) ↔ (𝑟Q ∧ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑟))
8244, 75, 81sylanbrc 402 . . . . . 6 ((((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ 𝑟 = (𝑠 +Q 𝑡)) → 𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩))
8382ex 112 . . . . 5 (((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) ∧ (𝑠 ∈ (2nd𝐿) ∧ 𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → (𝑟 = (𝑠 +Q 𝑡) → 𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩)))
8483rexlimdvva 2457 . . . 4 ((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → (∃𝑠 ∈ (2nd𝐿)∃𝑡 ∈ (2nd ‘⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)𝑟 = (𝑠 +Q 𝑡) → 𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩)))
8513, 84mpd 13 . . 3 ((𝜑𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩))) → 𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩))
8685ex 112 . 2 (𝜑 → (𝑟 ∈ (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) → 𝑟 ∈ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩)))
8786ssrdv 2978 1 (𝜑 → (2nd ‘(𝐿 +P ⟨{𝑙𝑙 <Q 𝑆}, {𝑢𝑆 <Q 𝑢}⟩)) ⊆ (2nd ‘⟨{𝑙Q ∣ ∃𝑞Q (𝑙 +Q 𝑞) <Q ((𝐹𝑞) +Q 𝑆)}, {𝑢Q ∣ ∃𝑞Q (((𝐹𝑞) +Q 𝑞) +Q 𝑆) <Q 𝑢}⟩))
Colors of variables: wff set class
Syntax hints:  wi 4  wa 101  wb 102  w3a 896   = wceq 1259  wcel 1409  {cab 2042  wral 2323  wrex 2324  {crab 2327  wss 2944  cop 3405   class class class wbr 3791  wf 4925  cfv 4929  (class class class)co 5539  2nd c2nd 5793  Qcnq 6435   +Q cplq 6437   <Q cltq 6440  Pcnp 6446   +P cpp 6448
This theorem was proved from axioms:  ax-1 5  ax-2 6  ax-mp 7  ax-ia1 103  ax-ia2 104  ax-ia3 105  ax-in1 554  ax-in2 555  ax-io 640  ax-5 1352  ax-7 1353  ax-gen 1354  ax-ie1 1398  ax-ie2 1399  ax-8 1411  ax-10 1412  ax-11 1413  ax-i12 1414  ax-bndl 1415  ax-4 1416  ax-13 1420  ax-14 1421  ax-17 1435  ax-i9 1439  ax-ial 1443  ax-i5r 1444  ax-ext 2038  ax-coll 3899  ax-sep 3902  ax-nul 3910  ax-pow 3954  ax-pr 3971  ax-un 4197  ax-setind 4289  ax-iinf 4338
This theorem depends on definitions:  df-bi 114  df-dc 754  df-3or 897  df-3an 898  df-tru 1262  df-fal 1265  df-nf 1366  df-sb 1662  df-eu 1919  df-mo 1920  df-clab 2043  df-cleq 2049  df-clel 2052  df-nfc 2183  df-ne 2221  df-ral 2328  df-rex 2329  df-reu 2330  df-rab 2332  df-v 2576  df-sbc 2787  df-csb 2880  df-dif 2947  df-un 2949  df-in 2951  df-ss 2958  df-nul 3252  df-pw 3388  df-sn 3408  df-pr 3409  df-op 3411  df-uni 3608  df-int 3643  df-iun 3686  df-br 3792  df-opab 3846  df-mpt 3847  df-tr 3882  df-eprel 4053  df-id 4057  df-po 4060  df-iso 4061  df-iord 4130  df-on 4132  df-suc 4135  df-iom 4341  df-xp 4378  df-rel 4379  df-cnv 4380  df-co 4381  df-dm 4382  df-rn 4383  df-res 4384  df-ima 4385  df-iota 4894  df-fun 4931  df-fn 4932  df-f 4933  df-f1 4934  df-fo 4935  df-f1o 4936  df-fv 4937  df-ov 5542  df-oprab 5543  df-mpt2 5544  df-1st 5794  df-2nd 5795  df-recs 5950  df-irdg 5987  df-1o 6031  df-oadd 6035  df-omul 6036  df-er 6136  df-ec 6138  df-qs 6142  df-ni 6459  df-pli 6460  df-mi 6461  df-lti 6462  df-plpq 6499  df-mpq 6500  df-enq 6502  df-nqqs 6503  df-plqqs 6504  df-mqqs 6505  df-1nqqs 6506  df-rq 6507  df-ltnqqs 6508  df-inp 6621  df-iplp 6623
This theorem is referenced by:  cauappcvgprlemladdrl  6812  cauappcvgprlemladd  6813
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