Theorem supsrlem 11107

Description: Lemma for supremum theorem. (Contributed by NM, 21-May-1996.) (Revised by Mario Carneiro, 15-Jun-2013.) (New usage is discouraged.)

Hypotheses

Ref	Expression
supsrlem.1	⊢ 𝐵 = {𝑤 ∣ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴}
supsrlem.2	⊢ 𝐶 ∈ R

Assertion

Ref	Expression
supsrlem	⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → ∃𝑥 ∈ R (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))

Distinct variable groups:   𝑥,𝑦,𝑧,𝑤,𝐴   𝑥,𝐵,𝑦,𝑧,𝑤   𝑥,𝐶,𝑦,𝑧,𝑤

Proof of Theorem supsrlem

Dummy variables 𝑣 𝑢 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		supsrlem.2	. . . . . . 7 ⊢ 𝐶 ∈ R
2		0idsr 11093	. . . . . . 7 ⊢ (𝐶 ∈ R → (𝐶 +R 0R) = 𝐶)
3	1, 2	mp1i 14	. . . . . 6 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → (𝐶 +R 0R) = 𝐶)
4		simpl 488	. . . . . 6 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → 𝐶 ∈ 𝐴)
5	3, 4	eqeltrd 2865	. . . . 5 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → (𝐶 +R 0R) ∈ 𝐴)
6		1pr 11011	. . . . . . 7 ⊢ 1P ∈ P
7	6	elexi 3479	. . . . . 6 ⊢ 1P ∈ V
8		opeq1 4840	. . . . . . . . . 10 ⊢ (𝑤 = 1P → ⟨𝑤, 1P⟩ = ⟨1P, 1P⟩)
9	8	eceq1d 8737	. . . . . . . . 9 ⊢ (𝑤 = 1P → [⟨𝑤, 1P⟩] ~R = [⟨1P, 1P⟩] ~R )
10		df-0r 11056	. . . . . . . . 9 ⊢ 0R = [⟨1P, 1P⟩] ~R
11	9, 10	eqtr4di 2818	. . . . . . . 8 ⊢ (𝑤 = 1P → [⟨𝑤, 1P⟩] ~R = 0R)
12	11	oveq2d 7432	. . . . . . 7 ⊢ (𝑤 = 1P → (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = (𝐶 +R 0R))
13	12	eleq1d 2850	. . . . . 6 ⊢ (𝑤 = 1P → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴 ↔ (𝐶 +R 0R) ∈ 𝐴))
14		supsrlem.1	. . . . . 6 ⊢ 𝐵 = {𝑤 ∣ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴}
15	7, 13, 14	elab2 3643	. . . . 5 ⊢ (1P ∈ 𝐵 ↔ (𝐶 +R 0R) ∈ 𝐴)
16	5, 15	sylibr 237	. . . 4 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → 1P ∈ 𝐵)
17	16	ne0d 4295	. . 3 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → 𝐵 ≠ ∅)
18		breq1 5114	. . . . . . . 8 ⊢ (𝑦 = 𝐶 → (𝑦 <R 𝑥 ↔ 𝐶 <R 𝑥))
19	18	rspccv 3580	. . . . . . 7 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → (𝐶 ∈ 𝐴 → 𝐶 <R 𝑥))
20		0lt1sr 11091	. . . . . . . . . . . . 13 ⊢ 0R <R 1R
21		m1r 11078	. . . . . . . . . . . . . 14 ⊢ -1R ∈ R
22		ltasr 11096	. . . . . . . . . . . . . 14 ⊢ (-1R ∈ R → (0R <R 1R ↔ (-1R +R 0R) <R (-1R +R 1R)))
23	21, 22	ax-mp 5	. . . . . . . . . . . . 13 ⊢ (0R <R 1R ↔ (-1R +R 0R) <R (-1R +R 1R))
24	20, 23	mpbi 233	. . . . . . . . . . . 12 ⊢ (-1R +R 0R) <R (-1R +R 1R)
25		0idsr 11093	. . . . . . . . . . . . 13 ⊢ (-1R ∈ R → (-1R +R 0R) = -1R)
26	21, 25	ax-mp 5	. . . . . . . . . . . 12 ⊢ (-1R +R 0R) = -1R
27		m1p1sr 11088	. . . . . . . . . . . 12 ⊢ (-1R +R 1R) = 0R
28	24, 26, 27	3brtr3i 5142	. . . . . . . . . . 11 ⊢ -1R <R 0R
29		ltasr 11096	. . . . . . . . . . . 12 ⊢ (𝐶 ∈ R → (-1R <R 0R ↔ (𝐶 +R -1R) <R (𝐶 +R 0R)))
30	1, 29	ax-mp 5	. . . . . . . . . . 11 ⊢ (-1R <R 0R ↔ (𝐶 +R -1R) <R (𝐶 +R 0R))
31	28, 30	mpbi 233	. . . . . . . . . 10 ⊢ (𝐶 +R -1R) <R (𝐶 +R 0R)
32	1, 2	ax-mp 5	. . . . . . . . . 10 ⊢ (𝐶 +R 0R) = 𝐶
33	31, 32	breqtri 5138	. . . . . . . . 9 ⊢ (𝐶 +R -1R) <R 𝐶
34		ltsosr 11090	. . . . . . . . . 10 ⊢ <R Or R
35		ltrelsr 11064	. . . . . . . . . 10 ⊢ <R ⊆ (R × R)
36	34, 35	sotri 6129	. . . . . . . . 9 ⊢ (((𝐶 +R -1R) <R 𝐶 ∧ 𝐶 <R 𝑥) → (𝐶 +R -1R) <R 𝑥)
37	33, 36	mpan 703	. . . . . . . 8 ⊢ (𝐶 <R 𝑥 → (𝐶 +R -1R) <R 𝑥)
38	1	map2psrpr 11106	. . . . . . . 8 ⊢ ((𝐶 +R -1R) <R 𝑥 ↔ ∃𝑣 ∈ P (𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥)
39	37, 38	sylib 221	. . . . . . 7 ⊢ (𝐶 <R 𝑥 → ∃𝑣 ∈ P (𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥)
40	19, 39	syl6 36	. . . . . 6 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → (𝐶 ∈ 𝐴 → ∃𝑣 ∈ P (𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥))
41		breq2 5115	. . . . . . . . . 10 ⊢ ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥 → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ 𝑦 <R 𝑥))
42	41	ralbidv 3190	. . . . . . . . 9 ⊢ ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥 → (∀𝑦 ∈ 𝐴 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥))
43	14	eqabri 2907	. . . . . . . . . . 11 ⊢ (𝑤 ∈ 𝐵 ↔ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴)
44		breq1 5114	. . . . . . . . . . . . 13 ⊢ (𝑦 = (𝐶 +R [⟨𝑤, 1P⟩] ~R ) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R )))
45	44	rspccv 3580	. . . . . . . . . . . 12 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴 → (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R )))
46	1	ltpsrpr 11105	. . . . . . . . . . . 12 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ 𝑤<P 𝑣)
47	45, 46	imbitrdi 254	. . . . . . . . . . 11 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴 → 𝑤<P 𝑣))
48	43, 47	biimtrid 245	. . . . . . . . . 10 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (𝑤 ∈ 𝐵 → 𝑤<P 𝑣))
49	48	ralrimiv 3158	. . . . . . . . 9 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∀𝑤 ∈ 𝐵 𝑤<P 𝑣)
50	42, 49	biimtrrdi 257	. . . . . . . 8 ⊢ ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥 → (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → ∀𝑤 ∈ 𝐵 𝑤<P 𝑣))
51	50	com12 33	. . . . . . 7 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥 → ∀𝑤 ∈ 𝐵 𝑤<P 𝑣))
52	51	reximdv 3182	. . . . . 6 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → (∃𝑣 ∈ P (𝐶 +R [⟨𝑣, 1P⟩] ~R ) = 𝑥 → ∃𝑣 ∈ P ∀𝑤 ∈ 𝐵 𝑤<P 𝑣))
53	40, 52	syld 48	. . . . 5 ⊢ (∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → (𝐶 ∈ 𝐴 → ∃𝑣 ∈ P ∀𝑤 ∈ 𝐵 𝑤<P 𝑣))
54	53	rexlimivw 3164	. . . 4 ⊢ (∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥 → (𝐶 ∈ 𝐴 → ∃𝑣 ∈ P ∀𝑤 ∈ 𝐵 𝑤<P 𝑣))
55	54	impcom 413	. . 3 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → ∃𝑣 ∈ P ∀𝑤 ∈ 𝐵 𝑤<P 𝑣)
56		supexpr 11050	. . 3 ⊢ ((𝐵 ≠ ∅ ∧ ∃𝑣 ∈ P ∀𝑤 ∈ 𝐵 𝑤<P 𝑣) → ∃𝑣 ∈ P (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)))
57	17, 55, 56	syl2anc 596	. 2 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → ∃𝑣 ∈ P (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)))
58	1	mappsrpr 11104	. . . . . . 7 ⊢ ((𝐶 +R -1R) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ 𝑣 ∈ P)
59	35	brel 5728	. . . . . . 7 ⊢ ((𝐶 +R -1R) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ((𝐶 +R -1R) ∈ R ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∈ R))
60	58, 59	sylbir 238	. . . . . 6 ⊢ (𝑣 ∈ P → ((𝐶 +R -1R) ∈ R ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∈ R))
61	60	simprd 501	. . . . 5 ⊢ (𝑣 ∈ P → (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∈ R)
62	61	adantl 487	. . . 4 ⊢ (((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) ∧ 𝑣 ∈ P) → (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∈ R)
63	34, 35	sotri 6129	. . . . . . . . . . . . . . 15 ⊢ (((𝐶 +R -1R) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦) → (𝐶 +R -1R) <R 𝑦)
64	58, 63	sylanbr 594	. . . . . . . . . . . . . 14 ⊢ ((𝑣 ∈ P ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦) → (𝐶 +R -1R) <R 𝑦)
65	1	map2psrpr 11106	. . . . . . . . . . . . . 14 ⊢ ((𝐶 +R -1R) <R 𝑦 ↔ ∃𝑤 ∈ P (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦)
66	64, 65	sylib 221	. . . . . . . . . . . . 13 ⊢ ((𝑣 ∈ P ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦) → ∃𝑤 ∈ P (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦)
67		rexex 3097	. . . . . . . . . . . . 13 ⊢ (∃𝑤 ∈ P (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ∃𝑤(𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦)
68		df-ral 3082	. . . . . . . . . . . . . . 15 ⊢ (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ↔ ∀𝑤(𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤))
69		19.29 1906	. . . . . . . . . . . . . . . 16 ⊢ ((∀𝑤(𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ∧ ∃𝑤(𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → ∃𝑤((𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦))
70		eleq1 2853	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴 ↔ 𝑦 ∈ 𝐴))
71	43, 70	bitrid 286	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (𝑤 ∈ 𝐵 ↔ 𝑦 ∈ 𝐴))
72	1	ltpsrpr 11105	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑤, 1P⟩] ~R ) ↔ 𝑣<P 𝑤)
73		breq2 5115	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑤, 1P⟩] ~R ) ↔ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
74	72, 73	bitr3id 288	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (𝑣<P 𝑤 ↔ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
75	74	notbid 321	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (¬ 𝑣<P 𝑤 ↔ ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
76	71, 75	imbi12d 347	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ↔ (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦)))
77	76	biimpac 484	. . . . . . . . . . . . . . . . 17 ⊢ (((𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
78	77	exlimiv 1963	. . . . . . . . . . . . . . . 16 ⊢ (∃𝑤((𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
79	69, 78	syl 18	. . . . . . . . . . . . . . 15 ⊢ ((∀𝑤(𝑤 ∈ 𝐵 → ¬ 𝑣<P 𝑤) ∧ ∃𝑤(𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
80	68, 79	sylanb 593	. . . . . . . . . . . . . 14 ⊢ ((∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∃𝑤(𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
81	80	expcom 419	. . . . . . . . . . . . 13 ⊢ (∃𝑤(𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦)))
82	66, 67, 81	3syl 19	. . . . . . . . . . . 12 ⊢ ((𝑣 ∈ P ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦) → (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦)))
83	82	impd 416	. . . . . . . . . . 11 ⊢ ((𝑣 ∈ P ∧ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦) → ((∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ 𝑦 ∈ 𝐴) → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
84	83	impancom 457	. . . . . . . . . 10 ⊢ ((𝑣 ∈ P ∧ (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ 𝑦 ∈ 𝐴)) → ((𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
85	84	pm2.01d 192	. . . . . . . . 9 ⊢ ((𝑣 ∈ P ∧ (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ 𝑦 ∈ 𝐴)) → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦)
86	85	expr 462	. . . . . . . 8 ⊢ ((𝑣 ∈ P ∧ ∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤) → (𝑦 ∈ 𝐴 → ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
87	86	ralrimiv 3158	. . . . . . 7 ⊢ ((𝑣 ∈ P ∧ ∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤) → ∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦)
88	87	ex 418	. . . . . 6 ⊢ (𝑣 ∈ P → (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 → ∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
89	88	adantl 487	. . . . 5 ⊢ (((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) ∧ 𝑣 ∈ P) → (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 → ∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
90		r19.29 3130	. . . . . . . . . . . . . 14 ⊢ ((∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ ∃𝑤 ∈ P (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → ∃𝑤 ∈ P ((𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦))
91		breq1 5114	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) ↔ 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R )))
92	46, 91	bitr3id 288	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (𝑤<P 𝑣 ↔ 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R )))
93	92	biimprd 251	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → 𝑤<P 𝑣))
94		vex 3461	. . . . . . . . . . . . . . . . . . . . 21 ⊢ 𝑢 ∈ V
95		opeq1 4840	. . . . . . . . . . . . . . . . . . . . . . . 24 ⊢ (𝑤 = 𝑢 → ⟨𝑤, 1P⟩ = ⟨𝑢, 1P⟩)
96	95	eceq1d 8737	. . . . . . . . . . . . . . . . . . . . . . 23 ⊢ (𝑤 = 𝑢 → [⟨𝑤, 1P⟩] ~R = [⟨𝑢, 1P⟩] ~R )
97	96	oveq2d 7432	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝑤 = 𝑢 → (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = (𝐶 +R [⟨𝑢, 1P⟩] ~R ))
98	97	eleq1d 2850	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑤 = 𝑢 → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) ∈ 𝐴 ↔ (𝐶 +R [⟨𝑢, 1P⟩] ~R ) ∈ 𝐴))
99	94, 98, 14	elab2 3643	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝑢 ∈ 𝐵 ↔ (𝐶 +R [⟨𝑢, 1P⟩] ~R ) ∈ 𝐴)
100		breq2 5115	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝑧 = (𝐶 +R [⟨𝑢, 1P⟩] ~R ) → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧 ↔ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑢, 1P⟩] ~R )))
101	1	ltpsrpr 11105	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R (𝐶 +R [⟨𝑢, 1P⟩] ~R ) ↔ 𝑤<P 𝑢)
102	100, 101	bitrdi 290	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝑧 = (𝐶 +R [⟨𝑢, 1P⟩] ~R ) → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧 ↔ 𝑤<P 𝑢))
103	102	rspcev 3583	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((𝐶 +R [⟨𝑢, 1P⟩] ~R ) ∈ 𝐴 ∧ 𝑤<P 𝑢) → ∃𝑧 ∈ 𝐴 (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧)
104	99, 103	sylanb 593	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝑢 ∈ 𝐵 ∧ 𝑤<P 𝑢) → ∃𝑧 ∈ 𝐴 (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧)
105	104	rexlimiva 3160	. . . . . . . . . . . . . . . . . 18 ⊢ (∃𝑢 ∈ 𝐵 𝑤<P 𝑢 → ∃𝑧 ∈ 𝐴 (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧)
106		breq1 5114	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧 ↔ 𝑦 <R 𝑧))
107	106	rexbidv 3191	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (∃𝑧 ∈ 𝐴 (𝐶 +R [⟨𝑤, 1P⟩] ~R ) <R 𝑧 ↔ ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
108	105, 107	imbitrid 247	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → (∃𝑢 ∈ 𝐵 𝑤<P 𝑢 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
109	93, 108	imim12d 82	. . . . . . . . . . . . . . . 16 ⊢ ((𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦 → ((𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
110	109	impcom 413	. . . . . . . . . . . . . . 15 ⊢ (((𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
111	110	rexlimivw 3164	. . . . . . . . . . . . . 14 ⊢ (∃𝑤 ∈ P ((𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
112	90, 111	syl 18	. . . . . . . . . . . . 13 ⊢ ((∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ ∃𝑤 ∈ P (𝐶 +R [⟨𝑤, 1P⟩] ~R ) = 𝑦) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
113	65, 112	sylan2b 606	. . . . . . . . . . . 12 ⊢ ((∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) ∧ (𝐶 +R -1R) <R 𝑦) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
114	113	ex 418	. . . . . . . . . . 11 ⊢ (∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) → ((𝐶 +R -1R) <R 𝑦 → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
115	114	adantl 487	. . . . . . . . . 10 ⊢ (((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → ((𝐶 +R -1R) <R 𝑦 → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
116	115	a1dd 51	. . . . . . . . 9 ⊢ (((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → ((𝐶 +R -1R) <R 𝑦 → (𝑦 ∈ R → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
117	34, 35	sotri2 6131	. . . . . . . . . . . . 13 ⊢ ((𝑦 ∈ R ∧ ¬ (𝐶 +R -1R) <R 𝑦 ∧ (𝐶 +R -1R) <R 𝐶) → 𝑦 <R 𝐶)
118	33, 117	mp3an3 1479	. . . . . . . . . . . 12 ⊢ ((𝑦 ∈ R ∧ ¬ (𝐶 +R -1R) <R 𝑦) → 𝑦 <R 𝐶)
119		breq2 5115	. . . . . . . . . . . . . . 15 ⊢ (𝑧 = 𝐶 → (𝑦 <R 𝑧 ↔ 𝑦 <R 𝐶))
120	119	rspcev 3583	. . . . . . . . . . . . . 14 ⊢ ((𝐶 ∈ 𝐴 ∧ 𝑦 <R 𝐶) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)
121	120	ex 418	. . . . . . . . . . . . 13 ⊢ (𝐶 ∈ 𝐴 → (𝑦 <R 𝐶 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
122	121	a1dd 51	. . . . . . . . . . . 12 ⊢ (𝐶 ∈ 𝐴 → (𝑦 <R 𝐶 → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
123	118, 122	syl5 35	. . . . . . . . . . 11 ⊢ (𝐶 ∈ 𝐴 → ((𝑦 ∈ R ∧ ¬ (𝐶 +R -1R) <R 𝑦) → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
124	123	expcomd 422	. . . . . . . . . 10 ⊢ (𝐶 ∈ 𝐴 → (¬ (𝐶 +R -1R) <R 𝑦 → (𝑦 ∈ R → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
125	124	ad2antrr 739	. . . . . . . . 9 ⊢ (((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → (¬ (𝐶 +R -1R) <R 𝑦 → (𝑦 ∈ R → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
126	116, 125	pm2.61d 181	. . . . . . . 8 ⊢ (((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → (𝑦 ∈ R → (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
127	126	ralrimiv 3158	. . . . . . 7 ⊢ (((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))
128	127	ex 418	. . . . . 6 ⊢ ((𝐶 ∈ 𝐴 ∧ 𝑣 ∈ P) → (∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) → ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
129	128	adantlr 728	. . . . 5 ⊢ (((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) ∧ 𝑣 ∈ P) → (∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢) → ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
130	89, 129	anim12d 621	. . . 4 ⊢ (((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) ∧ 𝑣 ∈ P) → ((∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → (∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
131		breq1 5114	. . . . . . . 8 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (𝑥 <R 𝑦 ↔ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
132	131	notbid 321	. . . . . . 7 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (¬ 𝑥 <R 𝑦 ↔ ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
133	132	ralbidv 3190	. . . . . 6 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ↔ ∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦))
134		breq2 5115	. . . . . . . 8 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (𝑦 <R 𝑥 ↔ 𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R )))
135	134	imbi1d 344	. . . . . . 7 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ((𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧) ↔ (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
136	135	ralbidv 3190	. . . . . 6 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → (∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧) ↔ ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
137	133, 136	anbi12d 644	. . . . 5 ⊢ (𝑥 = (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ((∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)) ↔ (∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
138	137	rspcev 3583	. . . 4 ⊢ (((𝐶 +R [⟨𝑣, 1P⟩] ~R ) ∈ R ∧ (∀𝑦 ∈ 𝐴 ¬ (𝐶 +R [⟨𝑣, 1P⟩] ~R ) <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R (𝐶 +R [⟨𝑣, 1P⟩] ~R ) → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))) → ∃𝑥 ∈ R (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))
139	62, 130, 138	syl6an 697	. . 3 ⊢ (((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) ∧ 𝑣 ∈ P) → ((∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → ∃𝑥 ∈ R (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
140	139	rexlimdva 3168	. 2 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → (∃𝑣 ∈ P (∀𝑤 ∈ 𝐵 ¬ 𝑣<P 𝑤 ∧ ∀𝑤 ∈ P (𝑤<P 𝑣 → ∃𝑢 ∈ 𝐵 𝑤<P 𝑢)) → ∃𝑥 ∈ R (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧))))
141	57, 140	mpd 16	1 ⊢ ((𝐶 ∈ 𝐴 ∧ ∃𝑥 ∈ R ∀𝑦 ∈ 𝐴 𝑦 <R 𝑥) → ∃𝑥 ∈ R (∀𝑦 ∈ 𝐴 ¬ 𝑥 <R 𝑦 ∧ ∀𝑦 ∈ R (𝑦 <R 𝑥 → ∃𝑧 ∈ 𝐴 𝑦 <R 𝑧)))

This proof depends on syntax axioms:  ¬ wn 3   → wi 4   ↔ wb 209   ∧ wa 401  ∀wal 1568   = wceq 1570  ∃wex 1812   ∈ wcel 2146  {cab 2743   ≠ wne 2960  ∀wral 3081  ∃wrex 3091  ∅c0 4286  ⟨cop 4597   class class class wbr 5111  (class class class)co 7416  [cec 8694  Pcnp 10855  1_Pc1p 10856  <_P cltp 10859   ~_R cer 10860  Rcnr 10861  0_Rc0r 10862  1_Rc1r 10863  -1_Rcm1r 10864   +_R cplr 10865   <_R cltr 10867

This proof depends on axioms:  ax-mp 5  ax-1 6  ax-2 7  ax-3 8  ax-gen 1828  ax-4 1842  ax-5 1943  ax-6 2000  ax-7 2041  ax-8 2148  ax-9 2156  ax-10 2179  ax-11 2195  ax-12 2216  ax-ext 2737  ax-sep 5259  ax-nul 5271  ax-pow 5338  ax-pr 5406  ax-un 7738  ax-inf2 9613

This proof depends on definitions:  df-bi 210  df-an 402  df-or 862  df-3or 1104  df-3an 1105  df-tru 1573  df-fal 1583  df-ex 1813  df-nf 1817  df-sb 2100  df-mo 2569  df-eu 2599  df-clab 2744  df-cleq 2757  df-clel 2840  df-nfc 2914  df-ne 2961  df-ral 3082  df-rex 3092  df-rmo 3371  df-reu 3372  df-rab 3419  df-v 3459  df-sbc 3747  df-csb 3855  df-dif 3909  df-un 3911  df-in 3913  df-ss 3923  df-pss 3926  df-nul 4287  df-if 4490  df-pw 4566  df-sn 4592  df-pr 4594  df-op 4598  df-uni 4875  df-int 4915  df-iun 4960  df-br 5112  df-opab 5176  df-mpt 5195  df-tr 5221  df-id 5558  df-eprel 5563  df-po 5571  df-so 5572  df-fr 5616  df-we 5618  df-xp 5669  df-rel 5670  df-cnv 5671  df-co 5672  df-dm 5673  df-rn 5674  df-res 5675  df-ima 5676  df-pred 6306  df-ord 6367  df-on 6368  df-lim 6369  df-suc 6370  df-iota 6496  df-fun 6542  df-fn 6543  df-f 6544  df-f1 6545  df-fo 6546  df-f1o 6547  df-fv 6548  df-ov 7419  df-oprab 7420  df-mpo 7421  df-om 7865  df-1st 7988  df-2nd 7989  df-frecs 8280  df-wrecs 8311  df-recs 8360  df-rdg 8399  df-1o 8455  df-oadd 8459  df-omul 8460  df-er 8696  df-ec 8698  df-qs 8702  df-ni 10868  df-pli 10869  df-mi 10870  df-lti 10871  df-plpq 10904  df-mpq 10905  df-ltpq 10906  df-enq 10907  df-nq 10908  df-erq 10909  df-plq 10910  df-mq 10911  df-1nq 10912  df-rq 10913  df-ltnq 10914  df-np 10977  df-1p 10978  df-plp 10979  df-mp 10980  df-ltp 10981  df-enr 11051  df-nr 11052  df-plr 11053  df-mr 11054  df-ltr 11055  df-0r 11056  df-1r 11057  df-m1r 11058

This theorem is used by:  supsr  11108