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Theorem logcnlem3 25219

Description: Lemma for logcn 25222. (Contributed by Mario Carneiro, 25-Feb-2015.)

**Hypotheses**
Ref	Expression
logcn.d	⊢ 𝐷 = (ℂ ∖ (-∞(,]0))
logcnlem.s	⊢ 𝑆 = if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴)))
logcnlem.t	⊢ 𝑇 = ((abs‘𝐴) · (𝑅 / (1 + 𝑅)))
logcnlem.a	⊢ (𝜑 → 𝐴 ∈ 𝐷)
logcnlem.r	⊢ (𝜑 → 𝑅 ∈ ℝ⁺)
logcnlem.b	⊢ (𝜑 → 𝐵 ∈ 𝐷)
logcnlem.l	⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) < if(𝑆 ≤ 𝑇, 𝑆, 𝑇))

**Assertion**
Ref	Expression
logcnlem3	⊢ (𝜑 → (-π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∧ ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π))

**Proof of Theorem logcnlem3**
Step	Hyp	Ref	Expression
1		pire 25036	. . . . . 6 ⊢ π ∈ ℝ
2	1	renegcli 10939	. . . . 5 ⊢ -π ∈ ℝ
3	2	a1i 11	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π ∈ ℝ)
4		logcnlem.b	. . . . . . . 8 ⊢ (𝜑 → 𝐵 ∈ 𝐷)
5		logcn.d	. . . . . . . . . 10 ⊢ 𝐷 = (ℂ ∖ (-∞(,]0))
6	5	ellogdm 25214	. . . . . . . . 9 ⊢ (𝐵 ∈ 𝐷 ↔ (𝐵 ∈ ℂ ∧ (𝐵 ∈ ℝ → 𝐵 ∈ ℝ⁺)))
7	6	simplbi 500	. . . . . . . 8 ⊢ (𝐵 ∈ 𝐷 → 𝐵 ∈ ℂ)
8	4, 7	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐵 ∈ ℂ)
9	5	logdmn0 25215	. . . . . . . 8 ⊢ (𝐵 ∈ 𝐷 → 𝐵 ≠ 0)
10	4, 9	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐵 ≠ 0)
11	8, 10	logcld 25146	. . . . . 6 ⊢ (𝜑 → (log‘𝐵) ∈ ℂ)
12	11	imcld 14546	. . . . 5 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ∈ ℝ)
13	12	adantr 483	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ ℝ)
14		logcnlem.a	. . . . . . . . 9 ⊢ (𝜑 → 𝐴 ∈ 𝐷)
15	5	ellogdm 25214	. . . . . . . . . 10 ⊢ (𝐴 ∈ 𝐷 ↔ (𝐴 ∈ ℂ ∧ (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺)))
16	15	simplbi 500	. . . . . . . . 9 ⊢ (𝐴 ∈ 𝐷 → 𝐴 ∈ ℂ)
17	14, 16	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ ℂ)
18	5	logdmn0 25215	. . . . . . . . 9 ⊢ (𝐴 ∈ 𝐷 → 𝐴 ≠ 0)
19	14, 18	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ≠ 0)
20	17, 19	logcld 25146	. . . . . . 7 ⊢ (𝜑 → (log‘𝐴) ∈ ℂ)
21	20	imcld 14546	. . . . . 6 ⊢ (𝜑 → (ℑ‘(log‘𝐴)) ∈ ℝ)
22	12, 21	resubcld 11060	. . . . 5 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
23	22	adantr 483	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
24	8, 10	logimcld 25147	. . . . . 6 ⊢ (𝜑 → (-π < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) ≤ π))
25	24	simpld 497	. . . . 5 ⊢ (𝜑 → -π < (ℑ‘(log‘𝐵)))
26	25	adantr 483	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < (ℑ‘(log‘𝐵)))
27	12	recnd 10661	. . . . . . 7 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ∈ ℂ)
28	27	adantr 483	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ ℂ)
29	28	subid1d 10978	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
30	21	adantr 483	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ ℝ)
31		0red 10636	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 0 ∈ ℝ)
32		argimlt0 25188	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ (-π(,)0))
33	17, 32	sylan 582	. . . . . . . 8 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ (-π(,)0))
34		eliooord 12788	. . . . . . . 8 ⊢ ((ℑ‘(log‘𝐴)) ∈ (-π(,)0) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < 0))
35	33, 34	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < 0))
36	35	simprd 498	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) < 0)
37	30, 31, 13, 36	ltsub2dd 11245	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − 0) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
38	29, 37	eqbrtrrd 5081	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
39	3, 13, 23, 26, 38	lttrd 10793	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
40	25	adantr 483	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → -π < (ℑ‘(log‘𝐵)))
41		reim0b 14470	. . . . . . . . . . 11 ⊢ (𝐴 ∈ ℂ → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
42	17, 41	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
43	15	simprbi 499	. . . . . . . . . . 11 ⊢ (𝐴 ∈ 𝐷 → (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺))
44	14, 43	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺))
45	42, 44	sylbird 262	. . . . . . . . 9 ⊢ (𝜑 → ((ℑ‘𝐴) = 0 → 𝐴 ∈ ℝ⁺))
46	45	imp 409	. . . . . . . 8 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → 𝐴 ∈ ℝ⁺)
47	46	relogcld 25198	. . . . . . 7 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (log‘𝐴) ∈ ℝ)
48	47	reim0d 14576	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (ℑ‘(log‘𝐴)) = 0)
49	48	oveq2d 7164	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) = ((ℑ‘(log‘𝐵)) − 0))
50	27	subid1d 10978	. . . . . 6 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
51	50	adantr 483	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
52	49, 51	eqtrd 2854	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) = (ℑ‘(log‘𝐵)))
53	40, 52	breqtrrd 5085	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
54	2	a1i 11	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -π ∈ ℝ)
55	21	renegcld 11059	. . . . 5 ⊢ (𝜑 → -(ℑ‘(log‘𝐴)) ∈ ℝ)
56	55	adantr 483	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -(ℑ‘(log‘𝐴)) ∈ ℝ)
57	22	adantr 483	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
58		argimgt0 25187	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))
59	17, 58	sylan 582	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))
60		eliooord 12788	. . . . . . 7 ⊢ ((ℑ‘(log‘𝐴)) ∈ (0(,)π) → (0 < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < π))
61	59, 60	syl 17	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < π))
62	61	simprd 498	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) < π)
63		ltneg 11132	. . . . . . 7 ⊢ (((ℑ‘(log‘𝐴)) ∈ ℝ ∧ π ∈ ℝ) → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
64	21, 1, 63	sylancl 588	. . . . . 6 ⊢ (𝜑 → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
65	64	adantr 483	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
66	62, 65	mpbid 234	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -π < -(ℑ‘(log‘𝐴)))
67		df-neg 10865	. . . . 5 ⊢ -(ℑ‘(log‘𝐴)) = (0 − (ℑ‘(log‘𝐴)))
68	8	adantr 483	. . . . . . . . 9 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝐵 ∈ ℂ)
69	17, 8	imsubd 14568	. . . . . . . . . . . . 13 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
70	69	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
71	17, 8	subcld 10989	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℂ)
72	71	imcld 14546	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
73	72	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
74	71	abscld 14788	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
75	74	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
76	17	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝐴 ∈ ℂ)
77	76	imcld 14546	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ∈ ℝ)
78		absimle 14661	. . . . . . . . . . . . . . . . 17 ⊢ ((𝐴 − 𝐵) ∈ ℂ → (abs‘(ℑ‘(𝐴 − 𝐵))) ≤ (abs‘(𝐴 − 𝐵)))
79	71, 78	syl 17	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (abs‘(ℑ‘(𝐴 − 𝐵))) ≤ (abs‘(𝐴 − 𝐵)))
80	72, 74	absled 14782	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → ((abs‘(ℑ‘(𝐴 − 𝐵))) ≤ (abs‘(𝐴 − 𝐵)) ↔ (-(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)) ∧ (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵)))))
81	79, 80	mpbid 234	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (-(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)) ∧ (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵))))
82	81	simprd 498	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵)))
83	82	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵)))
84		logcnlem.s	. . . . . . . . . . . . . . . . . 18 ⊢ 𝑆 = if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴)))
85		rpre 12389	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝐴 ∈ ℝ⁺ → 𝐴 ∈ ℝ)
86	85	adantl 484	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ 𝐴 ∈ ℝ⁺) → 𝐴 ∈ ℝ)
87	17	imcld 14546	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝜑 → (ℑ‘𝐴) ∈ ℝ)
88	87	recnd 10661	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → (ℑ‘𝐴) ∈ ℂ)
89	88	abscld 14788	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → (abs‘(ℑ‘𝐴)) ∈ ℝ)
90	89	adantr 483	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ ¬ 𝐴 ∈ ℝ⁺) → (abs‘(ℑ‘𝐴)) ∈ ℝ)
91	86, 90	ifclda 4499	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴))) ∈ ℝ)
92	84, 91	eqeltrid 2915	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑆 ∈ ℝ)
93		logcnlem.t	. . . . . . . . . . . . . . . . . 18 ⊢ 𝑇 = ((abs‘𝐴) · (𝑅 / (1 + 𝑅)))
94	17	abscld 14788	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (abs‘𝐴) ∈ ℝ)
95		logcnlem.r	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → 𝑅 ∈ ℝ⁺)
96	95	rpred 12423	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → 𝑅 ∈ ℝ)
97		1rp 12385	. . . . . . . . . . . . . . . . . . . . 21 ⊢ 1 ∈ ℝ⁺
98		rpaddcl 12403	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((1 ∈ ℝ⁺ ∧ 𝑅 ∈ ℝ⁺) → (1 + 𝑅) ∈ ℝ⁺)
99	97, 95, 98	sylancr 589	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → (1 + 𝑅) ∈ ℝ⁺)
100	96, 99	rerpdivcld 12454	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝑅 / (1 + 𝑅)) ∈ ℝ)
101	94, 100	remulcld 10663	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → ((abs‘𝐴) · (𝑅 / (1 + 𝑅))) ∈ ℝ)
102	93, 101	eqeltrid 2915	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑇 ∈ ℝ)
103	92, 102	ifcld 4510	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ∈ ℝ)
104		logcnlem.l	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) < if(𝑆 ≤ 𝑇, 𝑆, 𝑇))
105		min1 12574	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑆 ∈ ℝ ∧ 𝑇 ∈ ℝ) → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ≤ 𝑆)
106	92, 102, 105	syl2anc 586	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ≤ 𝑆)
107	74, 103, 92, 104, 106	ltletrd 10792	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) < 𝑆)
108	107	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) < 𝑆)
109		gt0ne0 11097	. . . . . . . . . . . . . . . . 17 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
110	87, 109	sylan 582	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
111	85, 42	syl5ib 246	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝐴 ∈ ℝ⁺ → (ℑ‘𝐴) = 0))
112	111	necon3ad 3027	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → ((ℑ‘𝐴) ≠ 0 → ¬ 𝐴 ∈ ℝ⁺))
113	112	imp 409	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) ≠ 0) → ¬ 𝐴 ∈ ℝ⁺)
114		iffalse 4474	. . . . . . . . . . . . . . . . . 18 ⊢ (¬ 𝐴 ∈ ℝ⁺ → if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴))) = (abs‘(ℑ‘𝐴)))
115	84, 114	syl5eq 2866	. . . . . . . . . . . . . . . . 17 ⊢ (¬ 𝐴 ∈ ℝ⁺ → 𝑆 = (abs‘(ℑ‘𝐴)))
116	113, 115	syl 17	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (ℑ‘𝐴) ≠ 0) → 𝑆 = (abs‘(ℑ‘𝐴)))
117	110, 116	syldan 593	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝑆 = (abs‘(ℑ‘𝐴)))
118		0re 10635	. . . . . . . . . . . . . . . . . 18 ⊢ 0 ∈ ℝ
119		ltle 10721	. . . . . . . . . . . . . . . . . 18 ⊢ ((0 ∈ ℝ ∧ (ℑ‘𝐴) ∈ ℝ) → (0 < (ℑ‘𝐴) → 0 ≤ (ℑ‘𝐴)))
120	118, 87, 119	sylancr 589	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → (0 < (ℑ‘𝐴) → 0 ≤ (ℑ‘𝐴)))
121	120	imp 409	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 ≤ (ℑ‘𝐴))
122	77, 121	absidd 14774	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(ℑ‘𝐴)) = (ℑ‘𝐴))
123	117, 122	eqtrd 2854	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝑆 = (ℑ‘𝐴))
124	108, 123	breqtrd 5083	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) < (ℑ‘𝐴))
125	73, 75, 77, 83, 124	lelttrd 10790	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) < (ℑ‘𝐴))
126	70, 125	eqbrtrrd 5081	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − (ℑ‘𝐵)) < (ℑ‘𝐴))
127	88	adantr 483	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ∈ ℂ)
128	127	subid1d 10978	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − 0) = (ℑ‘𝐴))
129	126, 128	breqtrrd 5085	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0))
130		0red 10636	. . . . . . . . . . . 12 ⊢ (𝜑 → 0 ∈ ℝ)
131	8	imcld 14546	. . . . . . . . . . . 12 ⊢ (𝜑 → (ℑ‘𝐵) ∈ ℝ)
132	130, 131, 87	ltsub2d 11242	. . . . . . . . . . 11 ⊢ (𝜑 → (0 < (ℑ‘𝐵) ↔ ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0)))
133	132	adantr 483	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘𝐵) ↔ ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0)))
134	129, 133	mpbird 259	. . . . . . . . 9 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘𝐵))
135		argimgt0 25187	. . . . . . . . 9 ⊢ ((𝐵 ∈ ℂ ∧ 0 < (ℑ‘𝐵)) → (ℑ‘(log‘𝐵)) ∈ (0(,)π))
136	68, 134, 135	syl2anc 586	. . . . . . . 8 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ (0(,)π))
137		eliooord 12788	. . . . . . . 8 ⊢ ((ℑ‘(log‘𝐵)) ∈ (0(,)π) → (0 < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) < π))
138	136, 137	syl 17	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) < π))
139	138	simpld 497	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(log‘𝐵)))
140	130, 12, 21	ltsub1d 11241	. . . . . . 7 ⊢ (𝜑 → (0 < (ℑ‘(log‘𝐵)) ↔ (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴)))))
141	140	adantr 483	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐵)) ↔ (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴)))))
142	139, 141	mpbid 234	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
143	67, 142	eqbrtrid 5092	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -(ℑ‘(log‘𝐴)) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
144	54, 56, 57, 66, 143	lttrd 10793	. . 3 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
145		lttri4 10717	. . . 4 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 ∈ ℝ) → ((ℑ‘𝐴) < 0 ∨ (ℑ‘𝐴) = 0 ∨ 0 < (ℑ‘𝐴)))
146	87, 118, 145	sylancl 588	. . 3 ⊢ (𝜑 → ((ℑ‘𝐴) < 0 ∨ (ℑ‘𝐴) = 0 ∨ 0 < (ℑ‘𝐴)))
147	39, 53, 144, 146	mpjao3dan 1426	. 2 ⊢ (𝜑 → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
148	1	a1i 11	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → π ∈ ℝ)
149	30	renegcld 11059	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(ℑ‘(log‘𝐴)) ∈ ℝ)
150	8	adantr 483	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝐵 ∈ ℂ)
151	88	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ∈ ℂ)
152	151	subid1d 10978	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐴) − 0) = (ℑ‘𝐴))
153	87	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ∈ ℝ)
154	74	renegcld 11059	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → -(abs‘(𝐴 − 𝐵)) ∈ ℝ)
155	154	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(abs‘(𝐴 − 𝐵)) ∈ ℝ)
156	72	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
157	74	adantr 483	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
158	107	adantr 483	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) < 𝑆)
159	118	ltnri 10741	. . . . . . . . . . . . . . . . . . . 20 ⊢ ¬ 0 < 0
160		breq1 5060	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((ℑ‘𝐴) = 0 → ((ℑ‘𝐴) < 0 ↔ 0 < 0))
161	159, 160	mtbiri 329	. . . . . . . . . . . . . . . . . . 19 ⊢ ((ℑ‘𝐴) = 0 → ¬ (ℑ‘𝐴) < 0)
162	161	necon2ai 3043	. . . . . . . . . . . . . . . . . 18 ⊢ ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≠ 0)
163	162, 116	sylan2 594	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝑆 = (abs‘(ℑ‘𝐴)))
164		ltle 10721	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 ∈ ℝ) → ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≤ 0))
165	87, 118, 164	sylancl 588	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≤ 0))
166	165	imp 409	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ≤ 0)
167	153, 166	absnidd 14765	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(ℑ‘𝐴)) = -(ℑ‘𝐴))
168	163, 167	eqtrd 2854	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝑆 = -(ℑ‘𝐴))
169	158, 168	breqtrd 5083	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) < -(ℑ‘𝐴))
170	157, 153, 169	ltnegcon2d 11213	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < -(abs‘(𝐴 − 𝐵)))
171	81	simpld 497	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → -(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)))
172	171	adantr 483	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)))
173	153, 155, 156, 170, 172	ltletrd 10792	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < (ℑ‘(𝐴 − 𝐵)))
174	69	adantr 483	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
175	173, 174	breqtrd 5083	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < ((ℑ‘𝐴) − (ℑ‘𝐵)))
176	152, 175	eqbrtrd 5079	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐴) − 0) < ((ℑ‘𝐴) − (ℑ‘𝐵)))
177	150	imcld 14546	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐵) ∈ ℝ)
178	177, 31, 153	ltsub2d 11242	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐵) < 0 ↔ ((ℑ‘𝐴) − 0) < ((ℑ‘𝐴) − (ℑ‘𝐵))))
179	176, 178	mpbird 259	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐵) < 0)
180		argimlt0 25188	. . . . . . . . . 10 ⊢ ((𝐵 ∈ ℂ ∧ (ℑ‘𝐵) < 0) → (ℑ‘(log‘𝐵)) ∈ (-π(,)0))
181	150, 179, 180	syl2anc 586	. . . . . . . . 9 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ (-π(,)0))
182		eliooord 12788	. . . . . . . . 9 ⊢ ((ℑ‘(log‘𝐵)) ∈ (-π(,)0) → (-π < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) < 0))
183	181, 182	syl 17	. . . . . . . 8 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (-π < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) < 0))
184	183	simprd 498	. . . . . . 7 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) < 0)
185	13, 31, 30, 184	ltsub1dd 11244	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < (0 − (ℑ‘(log‘𝐴))))
186	185, 67	breqtrrdi 5099	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < -(ℑ‘(log‘𝐴)))
187	35	simpld 497	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < (ℑ‘(log‘𝐴)))
188		ltnegcon1 11133	. . . . . . 7 ⊢ ((π ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (-π < (ℑ‘(log‘𝐴)) ↔ -(ℑ‘(log‘𝐴)) < π))
189	1, 30, 188	sylancr 589	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (-π < (ℑ‘(log‘𝐴)) ↔ -(ℑ‘(log‘𝐴)) < π))
190	187, 189	mpbid 234	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(ℑ‘(log‘𝐴)) < π)
191	23, 149, 148, 186, 190	lttrd 10793	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < π)
192	23, 148, 191	ltled 10780	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
193	24	simprd 498	. . . . 5 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ≤ π)
194	193	adantr 483	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (ℑ‘(log‘𝐵)) ≤ π)
195	52, 194	eqbrtrd 5079	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
196	1	a1i 11	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → π ∈ ℝ)
197	12	adantr 483	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ ℝ)
198		0red 10636	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 ∈ ℝ)
199	21	adantr 483	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℝ)
200	61	simpld 497	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(log‘𝐴)))
201	198, 199, 197, 200	ltsub2dd 11245	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − 0))
202	27	adantr 483	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ ℂ)
203	202	subid1d 10978	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
204	201, 203	breqtrd 5083	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < (ℑ‘(log‘𝐵)))
205	138	simprd 498	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) < π)
206	57, 197, 196, 204, 205	lttrd 10793	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < π)
207	57, 196, 206	ltled 10780	. . 3 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
208	192, 195, 207, 146	mpjao3dan 1426	. 2 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
209	147, 208	jca 514	1 ⊢ (𝜑 → (-π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∧ ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 208 ∧ wa 398 ∨ w3o 1081 = wceq 1531 ∈ wcel 2108 ≠ wne 3014 ∖ cdif 3931 ifcif 4465 class class class wbr 5057 ‘cfv 6348 (class class class)co 7148 ℂcc 10527 ℝcr 10528 0cc0 10529 1c1 10530 + caddc 10532 · cmul 10534 -∞cmnf 10665 < clt 10667 ≤ cle 10668 − cmin 10862 -cneg 10863 / cdiv 11289 ℝ⁺crp 12381 (,)cioo 12730 (,]cioc 12731 ℑcim 14449 abscabs 14585 πcpi 15412 logclog 25130

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1790 ax-4 1804 ax-5 1905 ax-6 1964 ax-7 2009 ax-8 2110 ax-9 2118 ax-10 2139 ax-11 2154 ax-12 2170 ax-ext 2791 ax-rep 5181 ax-sep 5194 ax-nul 5201 ax-pow 5257 ax-pr 5320 ax-un 7453 ax-inf2 9096 ax-cnex 10585 ax-resscn 10586 ax-1cn 10587 ax-icn 10588 ax-addcl 10589 ax-addrcl 10590 ax-mulcl 10591 ax-mulrcl 10592 ax-mulcom 10593 ax-addass 10594 ax-mulass 10595 ax-distr 10596 ax-i2m1 10597 ax-1ne0 10598 ax-1rid 10599 ax-rnegex 10600 ax-rrecex 10601 ax-cnre 10602 ax-pre-lttri 10603 ax-pre-lttrn 10604 ax-pre-ltadd 10605 ax-pre-mulgt0 10606 ax-pre-sup 10607 ax-addf 10608 ax-mulf 10609

This theorem depends on definitions: df-bi 209 df-an 399 df-or 844 df-3or 1083 df-3an 1084 df-tru 1534 df-fal 1544 df-ex 1775 df-nf 1779 df-sb 2064 df-mo 2616 df-eu 2648 df-clab 2798 df-cleq 2812 df-clel 2891 df-nfc 2961 df-ne 3015 df-nel 3122 df-ral 3141 df-rex 3142 df-reu 3143 df-rmo 3144 df-rab 3145 df-v 3495 df-sbc 3771 df-csb 3882 df-dif 3937 df-un 3939 df-in 3941 df-ss 3950 df-pss 3952 df-nul 4290 df-if 4466 df-pw 4539 df-sn 4560 df-pr 4562 df-tp 4564 df-op 4566 df-uni 4831 df-int 4868 df-iun 4912 df-iin 4913 df-br 5058 df-opab 5120 df-mpt 5138 df-tr 5164 df-id 5453 df-eprel 5458 df-po 5467 df-so 5468 df-fr 5507 df-se 5508 df-we 5509 df-xp 5554 df-rel 5555 df-cnv 5556 df-co 5557 df-dm 5558 df-rn 5559 df-res 5560 df-ima 5561 df-pred 6141 df-ord 6187 df-on 6188 df-lim 6189 df-suc 6190 df-iota 6307 df-fun 6350 df-fn 6351 df-f 6352 df-f1 6353 df-fo 6354 df-f1o 6355 df-fv 6356 df-isom 6357 df-riota 7106 df-ov 7151 df-oprab 7152 df-mpo 7153 df-of 7401 df-om 7573 df-1st 7681 df-2nd 7682 df-supp 7823 df-wrecs 7939 df-recs 8000 df-rdg 8038 df-1o 8094 df-2o 8095 df-oadd 8098 df-er 8281 df-map 8400 df-pm 8401 df-ixp 8454 df-en 8502 df-dom 8503 df-sdom 8504 df-fin 8505 df-fsupp 8826 df-fi 8867 df-sup 8898 df-inf 8899 df-oi 8966 df-card 9360 df-pnf 10669 df-mnf 10670 df-xr 10671 df-ltxr 10672 df-le 10673 df-sub 10864 df-neg 10865 df-div 11290 df-nn 11631 df-2 11692 df-3 11693 df-4 11694 df-5 11695 df-6 11696 df-7 11697 df-8 11698 df-9 11699 df-n0 11890 df-z 11974 df-dec 12091 df-uz 12236 df-q 12341 df-rp 12382 df-xneg 12499 df-xadd 12500 df-xmul 12501 df-ioo 12734 df-ioc 12735 df-ico 12736 df-icc 12737 df-fz 12885 df-fzo 13026 df-fl 13154 df-mod 13230 df-seq 13362 df-exp 13422 df-fac 13626 df-bc 13655 df-hash 13683 df-shft 14418 df-cj 14450 df-re 14451 df-im 14452 df-sqrt 14586 df-abs 14587 df-limsup 14820 df-clim 14837 df-rlim 14838 df-sum 15035 df-ef 15413 df-sin 15415 df-cos 15416 df-pi 15418 df-struct 16477 df-ndx 16478 df-slot 16479 df-base 16481 df-sets 16482 df-ress 16483 df-plusg 16570 df-mulr 16571 df-starv 16572 df-sca 16573 df-vsca 16574 df-ip 16575 df-tset 16576 df-ple 16577 df-ds 16579 df-unif 16580 df-hom 16581 df-cco 16582 df-rest 16688 df-topn 16689 df-0g 16707 df-gsum 16708 df-topgen 16709 df-pt 16710 df-prds 16713 df-xrs 16767 df-qtop 16772 df-imas 16773 df-xps 16775 df-mre 16849 df-mrc 16850 df-acs 16852 df-mgm 17844 df-sgrp 17893 df-mnd 17904 df-submnd 17949 df-mulg 18217 df-cntz 18439 df-cmn 18900 df-psmet 20529 df-xmet 20530 df-met 20531 df-bl 20532 df-mopn 20533 df-fbas 20534 df-fg 20535 df-cnfld 20538 df-top 21494 df-topon 21511 df-topsp 21533 df-bases 21546 df-cld 21619 df-ntr 21620 df-cls 21621 df-nei 21698 df-lp 21736 df-perf 21737 df-cn 21827 df-cnp 21828 df-haus 21915 df-tx 22162 df-hmeo 22355 df-fil 22446 df-fm 22538 df-flim 22539 df-flf 22540 df-xms 22922 df-ms 22923 df-tms 22924 df-cncf 23478 df-limc 24456 df-dv 24457 df-log 25132

This theorem is referenced by: logcnlem4 25220

W3C validator