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Theorem logcnlem3 25999

Description: Lemma for logcn 26002. (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 25815	. . . . . 6 ⊢ π ∈ ℝ
2	1	renegcli 11462	. . . . 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 25994	. . . . . . . . 9 ⊢ (𝐵 ∈ 𝐷 ↔ (𝐵 ∈ ℂ ∧ (𝐵 ∈ ℝ → 𝐵 ∈ ℝ⁺)))
7	6	simplbi 498	. . . . . . . 8 ⊢ (𝐵 ∈ 𝐷 → 𝐵 ∈ ℂ)
8	4, 7	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐵 ∈ ℂ)
9	5	logdmn0 25995	. . . . . . . 8 ⊢ (𝐵 ∈ 𝐷 → 𝐵 ≠ 0)
10	4, 9	syl 17	. . . . . . 7 ⊢ (𝜑 → 𝐵 ≠ 0)
11	8, 10	logcld 25926	. . . . . 6 ⊢ (𝜑 → (log‘𝐵) ∈ ℂ)
12	11	imcld 15080	. . . . 5 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ∈ ℝ)
13	12	adantr 481	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ ℝ)
14		logcnlem.a	. . . . . . . . 9 ⊢ (𝜑 → 𝐴 ∈ 𝐷)
15	5	ellogdm 25994	. . . . . . . . . 10 ⊢ (𝐴 ∈ 𝐷 ↔ (𝐴 ∈ ℂ ∧ (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺)))
16	15	simplbi 498	. . . . . . . . 9 ⊢ (𝐴 ∈ 𝐷 → 𝐴 ∈ ℂ)
17	14, 16	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ∈ ℂ)
18	5	logdmn0 25995	. . . . . . . . 9 ⊢ (𝐴 ∈ 𝐷 → 𝐴 ≠ 0)
19	14, 18	syl 17	. . . . . . . 8 ⊢ (𝜑 → 𝐴 ≠ 0)
20	17, 19	logcld 25926	. . . . . . 7 ⊢ (𝜑 → (log‘𝐴) ∈ ℂ)
21	20	imcld 15080	. . . . . 6 ⊢ (𝜑 → (ℑ‘(log‘𝐴)) ∈ ℝ)
22	12, 21	resubcld 11583	. . . . 5 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
23	22	adantr 481	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
24	8, 10	logimcld 25927	. . . . . 6 ⊢ (𝜑 → (-π < (ℑ‘(log‘𝐵)) ∧ (ℑ‘(log‘𝐵)) ≤ π))
25	24	simpld 495	. . . . 5 ⊢ (𝜑 → -π < (ℑ‘(log‘𝐵)))
26	25	adantr 481	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < (ℑ‘(log‘𝐵)))
27	12	recnd 11183	. . . . . . 7 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ∈ ℂ)
28	27	adantr 481	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ ℂ)
29	28	subid1d 11501	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
30	21	adantr 481	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ ℝ)
31		0red 11158	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 0 ∈ ℝ)
32		argimlt0 25968	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ (-π(,)0))
33	17, 32	sylan 580	. . . . . . . 8 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) ∈ (-π(,)0))
34		eliooord 13323	. . . . . . . 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 496	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐴)) < 0)
37	30, 31, 13, 36	ltsub2dd 11768	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − 0) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
38	29, 37	eqbrtrrd 5129	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
39	3, 13, 23, 26, 38	lttrd 11316	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
40	25	adantr 481	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → -π < (ℑ‘(log‘𝐵)))
41		reim0b 15004	. . . . . . . . . . 11 ⊢ (𝐴 ∈ ℂ → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
42	17, 41	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
43	15	simprbi 497	. . . . . . . . . . 11 ⊢ (𝐴 ∈ 𝐷 → (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺))
44	14, 43	syl 17	. . . . . . . . . 10 ⊢ (𝜑 → (𝐴 ∈ ℝ → 𝐴 ∈ ℝ⁺))
45	42, 44	sylbird 259	. . . . . . . . 9 ⊢ (𝜑 → ((ℑ‘𝐴) = 0 → 𝐴 ∈ ℝ⁺))
46	45	imp 407	. . . . . . . 8 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → 𝐴 ∈ ℝ⁺)
47	46	relogcld 25978	. . . . . . 7 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (log‘𝐴) ∈ ℝ)
48	47	reim0d 15110	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (ℑ‘(log‘𝐴)) = 0)
49	48	oveq2d 7373	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) = ((ℑ‘(log‘𝐵)) − 0))
50	27	subid1d 11501	. . . . . 6 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
51	50	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
52	49, 51	eqtrd 2776	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) = (ℑ‘(log‘𝐵)))
53	40, 52	breqtrrd 5133	. . 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 11582	. . . . 5 ⊢ (𝜑 → -(ℑ‘(log‘𝐴)) ∈ ℝ)
56	55	adantr 481	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -(ℑ‘(log‘𝐴)) ∈ ℝ)
57	22	adantr 481	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ∈ ℝ)
58		argimgt0 25967	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))
59	17, 58	sylan 580	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))
60		eliooord 13323	. . . . . . 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 496	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) < π)
63		ltneg 11655	. . . . . . 7 ⊢ (((ℑ‘(log‘𝐴)) ∈ ℝ ∧ π ∈ ℝ) → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
64	21, 1, 63	sylancl 586	. . . . . 6 ⊢ (𝜑 → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
65	64	adantr 481	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) < π ↔ -π < -(ℑ‘(log‘𝐴))))
66	62, 65	mpbid 231	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -π < -(ℑ‘(log‘𝐴)))
67		df-neg 11388	. . . . 5 ⊢ -(ℑ‘(log‘𝐴)) = (0 − (ℑ‘(log‘𝐴)))
68	8	adantr 481	. . . . . . . . 9 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝐵 ∈ ℂ)
69	17, 8	imsubd 15102	. . . . . . . . . . . . 13 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
70	69	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
71	17, 8	subcld 11512	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (𝐴 − 𝐵) ∈ ℂ)
72	71	imcld 15080	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
73	72	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
74	71	abscld 15321	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
75	74	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
76	17	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝐴 ∈ ℂ)
77	76	imcld 15080	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ∈ ℝ)
78		absimle 15194	. . . . . . . . . . . . . . . . 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 15315	. . . . . . . . . . . . . . . 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 231	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (-(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)) ∧ (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵))))
82	81	simprd 496	. . . . . . . . . . . . . 14 ⊢ (𝜑 → (ℑ‘(𝐴 − 𝐵)) ≤ (abs‘(𝐴 − 𝐵)))
83	82	adantr 481	. . . . . . . . . . . . 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 12923	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝐴 ∈ ℝ⁺ → 𝐴 ∈ ℝ)
86	85	adantl 482	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ 𝐴 ∈ ℝ⁺) → 𝐴 ∈ ℝ)
87	17	imcld 15080	. . . . . . . . . . . . . . . . . . . . . 22 ⊢ (𝜑 → (ℑ‘𝐴) ∈ ℝ)
88	87	recnd 11183	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → (ℑ‘𝐴) ∈ ℂ)
89	88	abscld 15321	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → (abs‘(ℑ‘𝐴)) ∈ ℝ)
90	89	adantr 481	. . . . . . . . . . . . . . . . . . 19 ⊢ ((𝜑 ∧ ¬ 𝐴 ∈ ℝ⁺) → (abs‘(ℑ‘𝐴)) ∈ ℝ)
91	86, 90	ifclda 4521	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴))) ∈ ℝ)
92	84, 91	eqeltrid 2842	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑆 ∈ ℝ)
93		logcnlem.t	. . . . . . . . . . . . . . . . . 18 ⊢ 𝑇 = ((abs‘𝐴) · (𝑅 / (1 + 𝑅)))
94	17	abscld 15321	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (abs‘𝐴) ∈ ℝ)
95		logcnlem.r	. . . . . . . . . . . . . . . . . . . . 21 ⊢ (𝜑 → 𝑅 ∈ ℝ⁺)
96	95	rpred 12957	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → 𝑅 ∈ ℝ)
97		1rp 12919	. . . . . . . . . . . . . . . . . . . . 21 ⊢ 1 ∈ ℝ⁺
98		rpaddcl 12937	. . . . . . . . . . . . . . . . . . . . 21 ⊢ ((1 ∈ ℝ⁺ ∧ 𝑅 ∈ ℝ⁺) → (1 + 𝑅) ∈ ℝ⁺)
99	97, 95, 98	sylancr 587	. . . . . . . . . . . . . . . . . . . 20 ⊢ (𝜑 → (1 + 𝑅) ∈ ℝ⁺)
100	96, 99	rerpdivcld 12988	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝑅 / (1 + 𝑅)) ∈ ℝ)
101	94, 100	remulcld 11185	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → ((abs‘𝐴) · (𝑅 / (1 + 𝑅))) ∈ ℝ)
102	93, 101	eqeltrid 2842	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → 𝑇 ∈ ℝ)
103	92, 102	ifcld 4532	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ∈ ℝ)
104		logcnlem.l	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) < if(𝑆 ≤ 𝑇, 𝑆, 𝑇))
105		min1 13108	. . . . . . . . . . . . . . . . 17 ⊢ ((𝑆 ∈ ℝ ∧ 𝑇 ∈ ℝ) → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ≤ 𝑆)
106	92, 102, 105	syl2anc 584	. . . . . . . . . . . . . . . 16 ⊢ (𝜑 → if(𝑆 ≤ 𝑇, 𝑆, 𝑇) ≤ 𝑆)
107	74, 103, 92, 104, 106	ltletrd 11315	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → (abs‘(𝐴 − 𝐵)) < 𝑆)
108	107	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) < 𝑆)
109		gt0ne0 11620	. . . . . . . . . . . . . . . . 17 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
110	87, 109	sylan 580	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
111	85, 42	imbitrid 243	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → (𝐴 ∈ ℝ⁺ → (ℑ‘𝐴) = 0))
112	111	necon3ad 2956	. . . . . . . . . . . . . . . . . 18 ⊢ (𝜑 → ((ℑ‘𝐴) ≠ 0 → ¬ 𝐴 ∈ ℝ⁺))
113	112	imp 407	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) ≠ 0) → ¬ 𝐴 ∈ ℝ⁺)
114		iffalse 4495	. . . . . . . . . . . . . . . . . 18 ⊢ (¬ 𝐴 ∈ ℝ⁺ → if(𝐴 ∈ ℝ⁺, 𝐴, (abs‘(ℑ‘𝐴))) = (abs‘(ℑ‘𝐴)))
115	84, 114	eqtrid 2788	. . . . . . . . . . . . . . . . 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 591	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝑆 = (abs‘(ℑ‘𝐴)))
118		0re 11157	. . . . . . . . . . . . . . . . . 18 ⊢ 0 ∈ ℝ
119		ltle 11243	. . . . . . . . . . . . . . . . . 18 ⊢ ((0 ∈ ℝ ∧ (ℑ‘𝐴) ∈ ℝ) → (0 < (ℑ‘𝐴) → 0 ≤ (ℑ‘𝐴)))
120	118, 87, 119	sylancr 587	. . . . . . . . . . . . . . . . 17 ⊢ (𝜑 → (0 < (ℑ‘𝐴) → 0 ≤ (ℑ‘𝐴)))
121	120	imp 407	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 ≤ (ℑ‘𝐴))
122	77, 121	absidd 15307	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(ℑ‘𝐴)) = (ℑ‘𝐴))
123	117, 122	eqtrd 2776	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 𝑆 = (ℑ‘𝐴))
124	108, 123	breqtrd 5131	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (abs‘(𝐴 − 𝐵)) < (ℑ‘𝐴))
125	73, 75, 77, 83, 124	lelttrd 11313	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 − 𝐵)) < (ℑ‘𝐴))
126	70, 125	eqbrtrrd 5129	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − (ℑ‘𝐵)) < (ℑ‘𝐴))
127	88	adantr 481	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ∈ ℂ)
128	127	subid1d 11501	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − 0) = (ℑ‘𝐴))
129	126, 128	breqtrrd 5133	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0))
130		0red 11158	. . . . . . . . . . . 12 ⊢ (𝜑 → 0 ∈ ℝ)
131	8	imcld 15080	. . . . . . . . . . . 12 ⊢ (𝜑 → (ℑ‘𝐵) ∈ ℝ)
132	130, 131, 87	ltsub2d 11765	. . . . . . . . . . 11 ⊢ (𝜑 → (0 < (ℑ‘𝐵) ↔ ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0)))
133	132	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘𝐵) ↔ ((ℑ‘𝐴) − (ℑ‘𝐵)) < ((ℑ‘𝐴) − 0)))
134	129, 133	mpbird 256	. . . . . . . . 9 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘𝐵))
135		argimgt0 25967	. . . . . . . . 9 ⊢ ((𝐵 ∈ ℂ ∧ 0 < (ℑ‘𝐵)) → (ℑ‘(log‘𝐵)) ∈ (0(,)π))
136	68, 134, 135	syl2anc 584	. . . . . . . 8 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ (0(,)π))
137		eliooord 13323	. . . . . . . 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 495	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(log‘𝐵)))
140	130, 12, 21	ltsub1d 11764	. . . . . . 7 ⊢ (𝜑 → (0 < (ℑ‘(log‘𝐵)) ↔ (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴)))))
141	140	adantr 481	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐵)) ↔ (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴)))))
142	139, 141	mpbid 231	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (0 − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
143	67, 142	eqbrtrid 5140	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -(ℑ‘(log‘𝐴)) < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
144	54, 56, 57, 66, 143	lttrd 11316	. . 3 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
145		lttri4 11239	. . . 4 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 ∈ ℝ) → ((ℑ‘𝐴) < 0 ∨ (ℑ‘𝐴) = 0 ∨ 0 < (ℑ‘𝐴)))
146	87, 118, 145	sylancl 586	. . 3 ⊢ (𝜑 → ((ℑ‘𝐴) < 0 ∨ (ℑ‘𝐴) = 0 ∨ 0 < (ℑ‘𝐴)))
147	39, 53, 144, 146	mpjao3dan 1431	. 2 ⊢ (𝜑 → -π < ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))))
148	1	a1i 11	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → π ∈ ℝ)
149	30	renegcld 11582	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(ℑ‘(log‘𝐴)) ∈ ℝ)
150	8	adantr 481	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝐵 ∈ ℂ)
151	88	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ∈ ℂ)
152	151	subid1d 11501	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐴) − 0) = (ℑ‘𝐴))
153	87	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ∈ ℝ)
154	74	renegcld 11582	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → -(abs‘(𝐴 − 𝐵)) ∈ ℝ)
155	154	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(abs‘(𝐴 − 𝐵)) ∈ ℝ)
156	72	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(𝐴 − 𝐵)) ∈ ℝ)
157	74	adantr 481	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) ∈ ℝ)
158	107	adantr 481	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) < 𝑆)
159	118	ltnri 11264	. . . . . . . . . . . . . . . . . . . 20 ⊢ ¬ 0 < 0
160		breq1 5108	. . . . . . . . . . . . . . . . . . . 20 ⊢ ((ℑ‘𝐴) = 0 → ((ℑ‘𝐴) < 0 ↔ 0 < 0))
161	159, 160	mtbiri 326	. . . . . . . . . . . . . . . . . . 19 ⊢ ((ℑ‘𝐴) = 0 → ¬ (ℑ‘𝐴) < 0)
162	161	necon2ai 2973	. . . . . . . . . . . . . . . . . 18 ⊢ ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≠ 0)
163	162, 116	sylan2 593	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝑆 = (abs‘(ℑ‘𝐴)))
164		ltle 11243	. . . . . . . . . . . . . . . . . . . 20 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 ∈ ℝ) → ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≤ 0))
165	87, 118, 164	sylancl 586	. . . . . . . . . . . . . . . . . . 19 ⊢ (𝜑 → ((ℑ‘𝐴) < 0 → (ℑ‘𝐴) ≤ 0))
166	165	imp 407	. . . . . . . . . . . . . . . . . 18 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) ≤ 0)
167	153, 166	absnidd 15298	. . . . . . . . . . . . . . . . 17 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(ℑ‘𝐴)) = -(ℑ‘𝐴))
168	163, 167	eqtrd 2776	. . . . . . . . . . . . . . . 16 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → 𝑆 = -(ℑ‘𝐴))
169	158, 168	breqtrd 5131	. . . . . . . . . . . . . . 15 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (abs‘(𝐴 − 𝐵)) < -(ℑ‘𝐴))
170	157, 153, 169	ltnegcon2d 11736	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < -(abs‘(𝐴 − 𝐵)))
171	81	simpld 495	. . . . . . . . . . . . . . 15 ⊢ (𝜑 → -(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)))
172	171	adantr 481	. . . . . . . . . . . . . 14 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(abs‘(𝐴 − 𝐵)) ≤ (ℑ‘(𝐴 − 𝐵)))
173	153, 155, 156, 170, 172	ltletrd 11315	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < (ℑ‘(𝐴 − 𝐵)))
174	69	adantr 481	. . . . . . . . . . . . 13 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(𝐴 − 𝐵)) = ((ℑ‘𝐴) − (ℑ‘𝐵)))
175	173, 174	breqtrd 5131	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐴) < ((ℑ‘𝐴) − (ℑ‘𝐵)))
176	152, 175	eqbrtrd 5127	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐴) − 0) < ((ℑ‘𝐴) − (ℑ‘𝐵)))
177	150	imcld 15080	. . . . . . . . . . . 12 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐵) ∈ ℝ)
178	177, 31, 153	ltsub2d 11765	. . . . . . . . . . 11 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘𝐵) < 0 ↔ ((ℑ‘𝐴) − 0) < ((ℑ‘𝐴) − (ℑ‘𝐵))))
179	176, 178	mpbird 256	. . . . . . . . . 10 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘𝐵) < 0)
180		argimlt0 25968	. . . . . . . . . 10 ⊢ ((𝐵 ∈ ℂ ∧ (ℑ‘𝐵) < 0) → (ℑ‘(log‘𝐵)) ∈ (-π(,)0))
181	150, 179, 180	syl2anc 584	. . . . . . . . 9 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) ∈ (-π(,)0))
182		eliooord 13323	. . . . . . . . 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 496	. . . . . . 7 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (ℑ‘(log‘𝐵)) < 0)
185	13, 31, 30, 184	ltsub1dd 11767	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < (0 − (ℑ‘(log‘𝐴))))
186	185, 67	breqtrrdi 5147	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < -(ℑ‘(log‘𝐴)))
187	35	simpld 495	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -π < (ℑ‘(log‘𝐴)))
188		ltnegcon1 11656	. . . . . . 7 ⊢ ((π ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (-π < (ℑ‘(log‘𝐴)) ↔ -(ℑ‘(log‘𝐴)) < π))
189	1, 30, 188	sylancr 587	. . . . . 6 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → (-π < (ℑ‘(log‘𝐴)) ↔ -(ℑ‘(log‘𝐴)) < π))
190	187, 189	mpbid 231	. . . . 5 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → -(ℑ‘(log‘𝐴)) < π)
191	23, 149, 148, 186, 190	lttrd 11316	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < π)
192	23, 148, 191	ltled 11303	. . 3 ⊢ ((𝜑 ∧ (ℑ‘𝐴) < 0) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
193	24	simprd 496	. . . . 5 ⊢ (𝜑 → (ℑ‘(log‘𝐵)) ≤ π)
194	193	adantr 481	. . . 4 ⊢ ((𝜑 ∧ (ℑ‘𝐴) = 0) → (ℑ‘(log‘𝐵)) ≤ π)
195	52, 194	eqbrtrd 5127	. . 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 481	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ ℝ)
198		0red 11158	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 ∈ ℝ)
199	21	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℝ)
200	61	simpld 495	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(log‘𝐴)))
201	198, 199, 197, 200	ltsub2dd 11768	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < ((ℑ‘(log‘𝐵)) − 0))
202	27	adantr 481	. . . . . . 7 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) ∈ ℂ)
203	202	subid1d 11501	. . . . . 6 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − 0) = (ℑ‘(log‘𝐵)))
204	201, 203	breqtrd 5131	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < (ℑ‘(log‘𝐵)))
205	138	simprd 496	. . . . 5 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐵)) < π)
206	57, 197, 196, 204, 205	lttrd 11316	. . . 4 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) < π)
207	57, 196, 206	ltled 11303	. . 3 ⊢ ((𝜑 ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
208	192, 195, 207, 146	mpjao3dan 1431	. 2 ⊢ (𝜑 → ((ℑ‘(log‘𝐵)) − (ℑ‘(log‘𝐴))) ≤ π)
209	147, 208	jca 512	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 205 ∧ wa 396 ∨ w3o 1086 = wceq 1541 ∈ wcel 2106 ≠ wne 2943 ∖ cdif 3907 ifcif 4486 class class class wbr 5105 ‘cfv 6496 (class class class)co 7357 ℂcc 11049 ℝcr 11050 0cc0 11051 1c1 11052 + caddc 11054 · cmul 11056 -∞cmnf 11187 < clt 11189 ≤ cle 11190 − cmin 11385 -cneg 11386 / cdiv 11812 ℝ⁺crp 12915 (,)cioo 13264 (,]cioc 13265 ℑcim 14983 abscabs 15119 πcpi 15949 logclog 25910

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2707 ax-rep 5242 ax-sep 5256 ax-nul 5263 ax-pow 5320 ax-pr 5384 ax-un 7672 ax-inf2 9577 ax-cnex 11107 ax-resscn 11108 ax-1cn 11109 ax-icn 11110 ax-addcl 11111 ax-addrcl 11112 ax-mulcl 11113 ax-mulrcl 11114 ax-mulcom 11115 ax-addass 11116 ax-mulass 11117 ax-distr 11118 ax-i2m1 11119 ax-1ne0 11120 ax-1rid 11121 ax-rnegex 11122 ax-rrecex 11123 ax-cnre 11124 ax-pre-lttri 11125 ax-pre-lttrn 11126 ax-pre-ltadd 11127 ax-pre-mulgt0 11128 ax-pre-sup 11129 ax-addf 11130 ax-mulf 11131

This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2538 df-eu 2567 df-clab 2714 df-cleq 2728 df-clel 2814 df-nfc 2889 df-ne 2944 df-nel 3050 df-ral 3065 df-rex 3074 df-rmo 3353 df-reu 3354 df-rab 3408 df-v 3447 df-sbc 3740 df-csb 3856 df-dif 3913 df-un 3915 df-in 3917 df-ss 3927 df-pss 3929 df-nul 4283 df-if 4487 df-pw 4562 df-sn 4587 df-pr 4589 df-tp 4591 df-op 4593 df-uni 4866 df-int 4908 df-iun 4956 df-iin 4957 df-br 5106 df-opab 5168 df-mpt 5189 df-tr 5223 df-id 5531 df-eprel 5537 df-po 5545 df-so 5546 df-fr 5588 df-se 5589 df-we 5590 df-xp 5639 df-rel 5640 df-cnv 5641 df-co 5642 df-dm 5643 df-rn 5644 df-res 5645 df-ima 5646 df-pred 6253 df-ord 6320 df-on 6321 df-lim 6322 df-suc 6323 df-iota 6448 df-fun 6498 df-fn 6499 df-f 6500 df-f1 6501 df-fo 6502 df-f1o 6503 df-fv 6504 df-isom 6505 df-riota 7313 df-ov 7360 df-oprab 7361 df-mpo 7362 df-of 7617 df-om 7803 df-1st 7921 df-2nd 7922 df-supp 8093 df-frecs 8212 df-wrecs 8243 df-recs 8317 df-rdg 8356 df-1o 8412 df-2o 8413 df-er 8648 df-map 8767 df-pm 8768 df-ixp 8836 df-en 8884 df-dom 8885 df-sdom 8886 df-fin 8887 df-fsupp 9306 df-fi 9347 df-sup 9378 df-inf 9379 df-oi 9446 df-card 9875 df-pnf 11191 df-mnf 11192 df-xr 11193 df-ltxr 11194 df-le 11195 df-sub 11387 df-neg 11388 df-div 11813 df-nn 12154 df-2 12216 df-3 12217 df-4 12218 df-5 12219 df-6 12220 df-7 12221 df-8 12222 df-9 12223 df-n0 12414 df-z 12500 df-dec 12619 df-uz 12764 df-q 12874 df-rp 12916 df-xneg 13033 df-xadd 13034 df-xmul 13035 df-ioo 13268 df-ioc 13269 df-ico 13270 df-icc 13271 df-fz 13425 df-fzo 13568 df-fl 13697 df-mod 13775 df-seq 13907 df-exp 13968 df-fac 14174 df-bc 14203 df-hash 14231 df-shft 14952 df-cj 14984 df-re 14985 df-im 14986 df-sqrt 15120 df-abs 15121 df-limsup 15353 df-clim 15370 df-rlim 15371 df-sum 15571 df-ef 15950 df-sin 15952 df-cos 15953 df-pi 15955 df-struct 17019 df-sets 17036 df-slot 17054 df-ndx 17066 df-base 17084 df-ress 17113 df-plusg 17146 df-mulr 17147 df-starv 17148 df-sca 17149 df-vsca 17150 df-ip 17151 df-tset 17152 df-ple 17153 df-ds 17155 df-unif 17156 df-hom 17157 df-cco 17158 df-rest 17304 df-topn 17305 df-0g 17323 df-gsum 17324 df-topgen 17325 df-pt 17326 df-prds 17329 df-xrs 17384 df-qtop 17389 df-imas 17390 df-xps 17392 df-mre 17466 df-mrc 17467 df-acs 17469 df-mgm 18497 df-sgrp 18546 df-mnd 18557 df-submnd 18602 df-mulg 18873 df-cntz 19097 df-cmn 19564 df-psmet 20788 df-xmet 20789 df-met 20790 df-bl 20791 df-mopn 20792 df-fbas 20793 df-fg 20794 df-cnfld 20797 df-top 22243 df-topon 22260 df-topsp 22282 df-bases 22296 df-cld 22370 df-ntr 22371 df-cls 22372 df-nei 22449 df-lp 22487 df-perf 22488 df-cn 22578 df-cnp 22579 df-haus 22666 df-tx 22913 df-hmeo 23106 df-fil 23197 df-fm 23289 df-flim 23290 df-flf 23291 df-xms 23673 df-ms 23674 df-tms 23675 df-cncf 24241 df-limc 25230 df-dv 25231 df-log 25912

This theorem is referenced by: logcnlem4 26000

W3C validator