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Theorem xrmaxaddlem 10868

Description: Lemma for xrmaxadd 10869. The case where 𝐴 is real. (Contributed by Jim Kingdon, 11-May-2023.)

**Assertion**
Ref	Expression
xrmaxaddlem	⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → sup({(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}, ℝ^, < ) = (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))

Proof of Theorem xrmaxaddlem Dummy variables 𝑓 𝑔 𝑥 𝑦 are mutually distinct and distinct from all other variables.

Step	Hyp	Ref	Expression
1		xrlttri3 9424	. . 3 ⊢ ((𝑓 ∈ ℝ^* ∧ 𝑔 ∈ ℝ^*) → (𝑓 = 𝑔 ↔ (¬ 𝑓 < 𝑔 ∧ ¬ 𝑔 < 𝑓)))
2	1	adantl 273	. 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑓 ∈ ℝ^ ∧ 𝑔 ∈ ℝ^*)) → (𝑓 = 𝑔 ↔ (¬ 𝑓 < 𝑔 ∧ ¬ 𝑔 < 𝑓)))
3		rexr 7683	. . 3 ⊢ (𝐴 ∈ ℝ → 𝐴 ∈ ℝ^*)
4		simp1 949	. . . 4 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐴 ∈ ℝ^)
5		simp2 950	. . . . 5 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐵 ∈ ℝ^)
6		simp3 951	. . . . 5 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐶 ∈ ℝ^)
7		xrmaxcl 10860	. . . . 5 ⊢ ((𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^*)
8	5, 6, 7	syl2anc 406	. . . 4 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^*)
9	4, 8	xaddcld 9508	. . 3 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^*)
10	3, 9	syl3an1 1217	. 2 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^*)
11		elpri 3497	. . . . 5 ⊢ (𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)} → (𝑥 = (𝐴 +_𝑒 𝐵) ∨ 𝑥 = (𝐴 +_𝑒 𝐶)))
12		simpr 109	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^*) ∧ 𝑥 = (𝐴 +_𝑒 𝐵)) → 𝑥 = (𝐴 +_𝑒 𝐵))
13		xrmax1sup 10861	. . . . . . . . . 10 ⊢ ((𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐵 ≤ sup({𝐵, 𝐶}, ℝ^, < ))
14	5, 6, 13	syl2anc 406	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐵 ≤ sup({𝐵, 𝐶}, ℝ^, < ))
15		xleadd2a 9498	. . . . . . . . 9 ⊢ (((𝐵 ∈ ℝ^* ∧ sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^ ∧ 𝐴 ∈ ℝ^) ∧ 𝐵 ≤ sup({𝐵, 𝐶}, ℝ^, < )) → (𝐴 +_𝑒 𝐵) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))
16	5, 8, 4, 14, 15	syl31anc 1187	. . . . . . . 8 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 𝐵) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
17	16	adantr 272	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐵)) → (𝐴 +_𝑒 𝐵) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
18	12, 17	eqbrtrd 3895	. . . . . 6 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐵)) → 𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
19		simpr 109	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^*) ∧ 𝑥 = (𝐴 +_𝑒 𝐶)) → 𝑥 = (𝐴 +_𝑒 𝐶))
20		xrmax2sup 10862	. . . . . . . . . 10 ⊢ ((𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐶 ≤ sup({𝐵, 𝐶}, ℝ^, < ))
21	5, 6, 20	syl2anc 406	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐶 ≤ sup({𝐵, 𝐶}, ℝ^, < ))
22		xleadd2a 9498	. . . . . . . . 9 ⊢ (((𝐶 ∈ ℝ^* ∧ sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^ ∧ 𝐴 ∈ ℝ^) ∧ 𝐶 ≤ sup({𝐵, 𝐶}, ℝ^, < )) → (𝐴 +_𝑒 𝐶) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))
23	6, 8, 4, 21, 22	syl31anc 1187	. . . . . . . 8 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 𝐶) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
24	23	adantr 272	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐶)) → (𝐴 +_𝑒 𝐶) ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
25	19, 24	eqbrtrd 3895	. . . . . 6 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐶)) → 𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
26	18, 25	jaodan 752	. . . . 5 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 = (𝐴 +_𝑒 𝐵) ∨ 𝑥 = (𝐴 +_𝑒 𝐶))) → 𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
27	11, 26	sylan2 282	. . . 4 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → 𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
28	4, 5	xaddcld 9508	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 𝐵) ∈ ℝ^)
29	28	adantr 272	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐵)) → (𝐴 +_𝑒 𝐵) ∈ ℝ^)
30	12, 29	eqeltrd 2176	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐵)) → 𝑥 ∈ ℝ^)
31	4, 6	xaddcld 9508	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → (𝐴 +_𝑒 𝐶) ∈ ℝ^)
32	31	adantr 272	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐶)) → (𝐴 +_𝑒 𝐶) ∈ ℝ^)
33	19, 32	eqeltrd 2176	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 = (𝐴 +_𝑒 𝐶)) → 𝑥 ∈ ℝ^)
34	30, 33	jaodan 752	. . . . . 6 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 = (𝐴 +_𝑒 𝐵) ∨ 𝑥 = (𝐴 +_𝑒 𝐶))) → 𝑥 ∈ ℝ^)
35	11, 34	sylan2 282	. . . . 5 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → 𝑥 ∈ ℝ^)
36	9	adantr 272	. . . . 5 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^*)
37		xrlenlt 7701	. . . . 5 ⊢ ((𝑥 ∈ ℝ^* ∧ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^) → (𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ↔ ¬ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) < 𝑥))
38	35, 36, 37	syl2anc 406	. . . 4 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → (𝑥 ≤ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ↔ ¬ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )) < 𝑥))
39	27, 38	mpbid 146	. . 3 ⊢ (((𝐴 ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → ¬ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) < 𝑥)
40	3, 39	syl3anl1 1232	. 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ 𝑥 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}) → ¬ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) < 𝑥)
41	3	3ad2ant1 970	. . . . . . . 8 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → 𝐴 ∈ ℝ^)
42	41	adantr 272	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → 𝐴 ∈ ℝ^)
43	42	adantr 272	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → 𝐴 ∈ ℝ^)
44		simpl2 953	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → 𝐵 ∈ ℝ^)
45	44	adantr 272	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → 𝐵 ∈ ℝ^)
46	43, 45	xaddcld 9508	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → (𝐴 +_𝑒 𝐵) ∈ ℝ^)
47		prid1g 3574	. . . . 5 ⊢ ((𝐴 +_𝑒 𝐵) ∈ ℝ^* → (𝐴 +_𝑒 𝐵) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)})
48	46, 47	syl 14	. . . 4 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → (𝐴 +_𝑒 𝐵) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)})
49		simpr 109	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵)
50		simprl 501	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → 𝑥 ∈ ℝ^)
51	42	xnegcld 9479	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → -_𝑒𝐴 ∈ ℝ^)
52	50, 51	xaddcld 9508	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^)
53	52	adantr 272	. . . . . . 7 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → (𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^)
54		simpl1 952	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → 𝐴 ∈ ℝ)
55	54	adantr 272	. . . . . . 7 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → 𝐴 ∈ ℝ)
56		xltadd1 9500	. . . . . . 7 ⊢ (((𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^* ∧ 𝐵 ∈ ℝ^* ∧ 𝐴 ∈ ℝ) → ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐵 ↔ ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐵 +_𝑒 𝐴)))
57	53, 45, 55, 56	syl3anc 1184	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐵 ↔ ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐵 +_𝑒 𝐴)))
58	49, 57	mpbid 146	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐵 +_𝑒 𝐴))
59		xnpcan 9496	. . . . . . 7 ⊢ ((𝑥 ∈ ℝ^* ∧ 𝐴 ∈ ℝ) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) = 𝑥)
60	50, 54, 59	syl2anc 406	. . . . . 6 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) = 𝑥)
61	60	adantr 272	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) = 𝑥)
62		xaddcom 9485	. . . . . 6 ⊢ ((𝐵 ∈ ℝ^* ∧ 𝐴 ∈ ℝ^*) → (𝐵 +_𝑒 𝐴) = (𝐴 +_𝑒 𝐵))
63	45, 43, 62	syl2anc 406	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → (𝐵 +_𝑒 𝐴) = (𝐴 +_𝑒 𝐵))
64	58, 61, 63	3brtr3d 3904	. . . 4 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → 𝑥 < (𝐴 +_𝑒 𝐵))
65		breq2 3879	. . . . 5 ⊢ (𝑦 = (𝐴 +_𝑒 𝐵) → (𝑥 < 𝑦 ↔ 𝑥 < (𝐴 +_𝑒 𝐵)))
66	65	rspcev 2744	. . . 4 ⊢ (((𝐴 +_𝑒 𝐵) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)} ∧ 𝑥 < (𝐴 +_𝑒 𝐵)) → ∃𝑦 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}𝑥 < 𝑦)
67	48, 64, 66	syl2anc 406	. . 3 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐵) → ∃𝑦 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}𝑥 < 𝑦)
68	54	adantr 272	. . . . . . 7 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → 𝐴 ∈ ℝ)
69	68, 3	syl 14	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → 𝐴 ∈ ℝ^)
70		simpl3 954	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → 𝐶 ∈ ℝ^)
71	70	adantr 272	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → 𝐶 ∈ ℝ^)
72	69, 71	xaddcld 9508	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → (𝐴 +_𝑒 𝐶) ∈ ℝ^)
73		prid2g 3575	. . . . 5 ⊢ ((𝐴 +_𝑒 𝐶) ∈ ℝ^* → (𝐴 +_𝑒 𝐶) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)})
74	72, 73	syl 14	. . . 4 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → (𝐴 +_𝑒 𝐶) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)})
75		simpr 109	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶)
76	52	adantr 272	. . . . . . 7 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → (𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^)
77		xltadd1 9500	. . . . . . 7 ⊢ (((𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^* ∧ 𝐶 ∈ ℝ^* ∧ 𝐴 ∈ ℝ) → ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐶 ↔ ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐶 +_𝑒 𝐴)))
78	76, 71, 68, 77	syl3anc 1184	. . . . . 6 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐶 ↔ ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐶 +_𝑒 𝐴)))
79	75, 78	mpbid 146	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) < (𝐶 +_𝑒 𝐴))
80	60	adantr 272	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → ((𝑥 +_𝑒 -_𝑒𝐴) +_𝑒 𝐴) = 𝑥)
81		xaddcom 9485	. . . . . 6 ⊢ ((𝐶 ∈ ℝ^* ∧ 𝐴 ∈ ℝ^*) → (𝐶 +_𝑒 𝐴) = (𝐴 +_𝑒 𝐶))
82	71, 69, 81	syl2anc 406	. . . . 5 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → (𝐶 +_𝑒 𝐴) = (𝐴 +_𝑒 𝐶))
83	79, 80, 82	3brtr3d 3904	. . . 4 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → 𝑥 < (𝐴 +_𝑒 𝐶))
84		breq2 3879	. . . . 5 ⊢ (𝑦 = (𝐴 +_𝑒 𝐶) → (𝑥 < 𝑦 ↔ 𝑥 < (𝐴 +_𝑒 𝐶)))
85	84	rspcev 2744	. . . 4 ⊢ (((𝐴 +_𝑒 𝐶) ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)} ∧ 𝑥 < (𝐴 +_𝑒 𝐶)) → ∃𝑦 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}𝑥 < 𝑦)
86	74, 83, 85	syl2anc 406	. . 3 ⊢ ((((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) ∧ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶) → ∃𝑦 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}𝑥 < 𝑦)
87		simprr 502	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))
88	10	adantr 272	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^*)
89		rexneg 9454	. . . . . . . . . . 11 ⊢ (𝐴 ∈ ℝ → -_𝑒𝐴 = -𝐴)
90	89	3ad2ant1 970	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^*) → -_𝑒𝐴 = -𝐴)
91	90	adantr 272	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → -_𝑒𝐴 = -𝐴)
92	54	renegcld 8009	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → -𝐴 ∈ ℝ)
93	91, 92	eqeltrd 2176	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → -_𝑒𝐴 ∈ ℝ)
94		xltadd1 9500	. . . . . . . 8 ⊢ ((𝑥 ∈ ℝ^* ∧ (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ∈ ℝ^ ∧ -_𝑒𝐴 ∈ ℝ) → (𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ↔ (𝑥 +_𝑒 -_𝑒𝐴) < ((𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) +_𝑒 -_𝑒𝐴)))
95	50, 88, 93, 94	syl3anc 1184	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) ↔ (𝑥 +_𝑒 -_𝑒𝐴) < ((𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )) +_𝑒 -_𝑒𝐴)))
96	87, 95	mpbid 146	. . . . . 6 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝑥 +_𝑒 -_𝑒𝐴) < ((𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) +_𝑒 -_𝑒𝐴))
97	3, 8	syl3an1 1217	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^*)
98	97	adantr 272	. . . . . . . 8 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^*)
99		xaddcom 9485	. . . . . . . 8 ⊢ ((𝐴 ∈ ℝ^* ∧ sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) = (sup({𝐵, 𝐶}, ℝ^, < ) +_𝑒 𝐴))
100	42, 98, 99	syl2anc 406	. . . . . . 7 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) = (sup({𝐵, 𝐶}, ℝ^*, < ) +_𝑒 𝐴))
101	100	oveq1d 5721	. . . . . 6 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → ((𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )) +_𝑒 -_𝑒𝐴) = ((sup({𝐵, 𝐶}, ℝ^*, < ) +_𝑒 𝐴) +_𝑒 -_𝑒𝐴))
102	96, 101	breqtrd 3899	. . . . 5 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝑥 +_𝑒 -_𝑒𝐴) < ((sup({𝐵, 𝐶}, ℝ^, < ) +_𝑒 𝐴) +_𝑒 -_𝑒𝐴))
103		xpncan 9495	. . . . . 6 ⊢ ((sup({𝐵, 𝐶}, ℝ^, < ) ∈ ℝ^ ∧ 𝐴 ∈ ℝ) → ((sup({𝐵, 𝐶}, ℝ^, < ) +_𝑒 𝐴) +_𝑒 -_𝑒𝐴) = sup({𝐵, 𝐶}, ℝ^, < ))
104	98, 54, 103	syl2anc 406	. . . . 5 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → ((sup({𝐵, 𝐶}, ℝ^, < ) +_𝑒 𝐴) +_𝑒 -_𝑒𝐴) = sup({𝐵, 𝐶}, ℝ^*, < ))
105	102, 104	breqtrd 3899	. . . 4 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → (𝑥 +_𝑒 -_𝑒𝐴) < sup({𝐵, 𝐶}, ℝ^, < ))
106		xrltmaxsup 10865	. . . . 5 ⊢ ((𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^* ∧ (𝑥 +_𝑒 -_𝑒𝐴) ∈ ℝ^) → ((𝑥 +_𝑒 -_𝑒𝐴) < sup({𝐵, 𝐶}, ℝ^, < ) ↔ ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐵 ∨ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶)))
107	44, 70, 52, 106	syl3anc 1184	. . . 4 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^, < )))) → ((𝑥 +_𝑒 -_𝑒𝐴) < sup({𝐵, 𝐶}, ℝ^, < ) ↔ ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐵 ∨ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶)))
108	105, 107	mpbid 146	. . 3 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → ((𝑥 +_𝑒 -_𝑒𝐴) < 𝐵 ∨ (𝑥 +_𝑒 -_𝑒𝐴) < 𝐶))
109	67, 86, 108	mpjaodan 753	. 2 ⊢ (((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) ∧ (𝑥 ∈ ℝ^ ∧ 𝑥 < (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))) → ∃𝑦 ∈ {(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}𝑥 < 𝑦)
110	2, 10, 40, 109	eqsuptid 6799	1 ⊢ ((𝐴 ∈ ℝ ∧ 𝐵 ∈ ℝ^* ∧ 𝐶 ∈ ℝ^) → sup({(𝐴 +_𝑒 𝐵), (𝐴 +_𝑒 𝐶)}, ℝ^, < ) = (𝐴 +_𝑒 sup({𝐵, 𝐶}, ℝ^*, < )))

Colors of variables: wff set class

Syntax hints: ¬ wn 3 → wi 4 ∧ wa 103 ↔ wb 104 ∨ wo 670 ∧ w3a 930 = wceq 1299 ∈ wcel 1448 ∃wrex 2376 {cpr 3475 class class class wbr 3875 (class class class)co 5706 supcsup 6784 ℝcr 7499 ℝ^*cxr 7671 < clt 7672 ≤ cle 7673 -cneg 7805 -_𝑒cxne 9397 +_𝑒 cxad 9398

This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 584 ax-in2 585 ax-io 671 ax-5 1391 ax-7 1392 ax-gen 1393 ax-ie1 1437 ax-ie2 1438 ax-8 1450 ax-10 1451 ax-11 1452 ax-i12 1453 ax-bndl 1454 ax-4 1455 ax-13 1459 ax-14 1460 ax-17 1474 ax-i9 1478 ax-ial 1482 ax-i5r 1483 ax-ext 2082 ax-coll 3983 ax-sep 3986 ax-nul 3994 ax-pow 4038 ax-pr 4069 ax-un 4293 ax-setind 4390 ax-iinf 4440 ax-cnex 7586 ax-resscn 7587 ax-1cn 7588 ax-1re 7589 ax-icn 7590 ax-addcl 7591 ax-addrcl 7592 ax-mulcl 7593 ax-mulrcl 7594 ax-addcom 7595 ax-mulcom 7596 ax-addass 7597 ax-mulass 7598 ax-distr 7599 ax-i2m1 7600 ax-0lt1 7601 ax-1rid 7602 ax-0id 7603 ax-rnegex 7604 ax-precex 7605 ax-cnre 7606 ax-pre-ltirr 7607 ax-pre-ltwlin 7608 ax-pre-lttrn 7609 ax-pre-apti 7610 ax-pre-ltadd 7611 ax-pre-mulgt0 7612 ax-pre-mulext 7613 ax-arch 7614 ax-caucvg 7615

This theorem depends on definitions: df-bi 116 df-dc 787 df-3or 931 df-3an 932 df-tru 1302 df-fal 1305 df-nf 1405 df-sb 1704 df-eu 1963 df-mo 1964 df-clab 2087 df-cleq 2093 df-clel 2096 df-nfc 2229 df-ne 2268 df-nel 2363 df-ral 2380 df-rex 2381 df-reu 2382 df-rmo 2383 df-rab 2384 df-v 2643 df-sbc 2863 df-csb 2956 df-dif 3023 df-un 3025 df-in 3027 df-ss 3034 df-nul 3311 df-if 3422 df-pw 3459 df-sn 3480 df-pr 3481 df-op 3483 df-uni 3684 df-int 3719 df-iun 3762 df-br 3876 df-opab 3930 df-mpt 3931 df-tr 3967 df-id 4153 df-po 4156 df-iso 4157 df-iord 4226 df-on 4228 df-ilim 4229 df-suc 4231 df-iom 4443 df-xp 4483 df-rel 4484 df-cnv 4485 df-co 4486 df-dm 4487 df-rn 4488 df-res 4489 df-ima 4490 df-iota 5024 df-fun 5061 df-fn 5062 df-f 5063 df-f1 5064 df-fo 5065 df-f1o 5066 df-fv 5067 df-riota 5662 df-ov 5709 df-oprab 5710 df-mpo 5711 df-1st 5969 df-2nd 5970 df-recs 6132 df-frec 6218 df-sup 6786 df-pnf 7674 df-mnf 7675 df-xr 7676 df-ltxr 7677 df-le 7678 df-sub 7806 df-neg 7807 df-reap 8203 df-ap 8210 df-div 8294 df-inn 8579 df-2 8637 df-3 8638 df-4 8639 df-n0 8830 df-z 8907 df-uz 9177 df-rp 9292 df-xneg 9400 df-xadd 9401 df-seqfrec 10060 df-exp 10134 df-cj 10455 df-re 10456 df-im 10457 df-rsqrt 10610 df-abs 10611

This theorem is referenced by: xrmaxadd 10869

W3C validator