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Theorem argimgt0 26120

Description: Closure of the argument of a complex number with positive imaginary part. (Contributed by Mario Carneiro, 25-Feb-2015.)

**Assertion**
Ref	Expression
argimgt0	⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))

**Proof of Theorem argimgt0**
Step	Hyp	Ref	Expression
1		imcl 15058	. . . . . 6 ⊢ (𝐴 ∈ ℂ → (ℑ‘𝐴) ∈ ℝ)
2		gt0ne0 11679	. . . . . 6 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
3	1, 2	sylan 581	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
4		fveq2 6892	. . . . . . 7 ⊢ (𝐴 = 0 → (ℑ‘𝐴) = (ℑ‘0))
5		im0 15100	. . . . . . 7 ⊢ (ℑ‘0) = 0
6	4, 5	eqtrdi 2789	. . . . . 6 ⊢ (𝐴 = 0 → (ℑ‘𝐴) = 0)
7	6	necon3i 2974	. . . . 5 ⊢ ((ℑ‘𝐴) ≠ 0 → 𝐴 ≠ 0)
8	3, 7	syl 17	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 𝐴 ≠ 0)
9		logcl 26077	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (log‘𝐴) ∈ ℂ)
10	8, 9	syldan 592	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (log‘𝐴) ∈ ℂ)
11	10	imcld 15142	. 2 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℝ)
12		simpr 486	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘𝐴))
13		abscl 15225	. . . . . . . . . . 11 ⊢ (𝐴 ∈ ℂ → (abs‘𝐴) ∈ ℝ)
14	13	adantr 482	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℝ)
15	14	recnd 11242	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℂ)
16	15	mul01d 11413	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · 0) = 0)
17		simpl 484	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 𝐴 ∈ ℂ)
18		absrpcl 15235	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (abs‘𝐴) ∈ ℝ⁺)
19	8, 18	syldan 592	. . . . . . . . . . . 12 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℝ⁺)
20	19	rpne0d 13021	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ≠ 0)
21	17, 15, 20	divcld 11990	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (𝐴 / (abs‘𝐴)) ∈ ℂ)
22	14, 21	immul2d 15175	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘((abs‘𝐴) · (𝐴 / (abs‘𝐴)))) = ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))))
23	17, 15, 20	divcan2d 11992	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · (𝐴 / (abs‘𝐴))) = 𝐴)
24	23	fveq2d 6896	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘((abs‘𝐴) · (𝐴 / (abs‘𝐴)))) = (ℑ‘𝐴))
25	22, 24	eqtr3d 2775	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))) = (ℑ‘𝐴))
26	12, 16, 25	3brtr4d 5181	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · 0) < ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))))
27		0re 11216	. . . . . . . . 9 ⊢ 0 ∈ ℝ
28	27	a1i 11	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 ∈ ℝ)
29	21	imcld 15142	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 / (abs‘𝐴))) ∈ ℝ)
30	28, 29, 19	ltmul2d 13058	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(𝐴 / (abs‘𝐴))) ↔ ((abs‘𝐴) · 0) < ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴))))))
31	26, 30	mpbird 257	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(𝐴 / (abs‘𝐴))))
32		efiarg 26115	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (exp‘(i · (ℑ‘(log‘𝐴)))) = (𝐴 / (abs‘𝐴)))
33	8, 32	syldan 592	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (exp‘(i · (ℑ‘(log‘𝐴)))) = (𝐴 / (abs‘𝐴)))
34	33	fveq2d 6896	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))) = (ℑ‘(𝐴 / (abs‘𝐴))))
35	31, 34	breqtrrd 5177	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))))
36		resinval 16078	. . . . . 6 ⊢ ((ℑ‘(log‘𝐴)) ∈ ℝ → (sin‘(ℑ‘(log‘𝐴))) = (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))))
37	11, 36	syl 17	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (sin‘(ℑ‘(log‘𝐴))) = (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))))
38	35, 37	breqtrrd 5177	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (sin‘(ℑ‘(log‘𝐴))))
39	11	resincld 16086	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (sin‘(ℑ‘(log‘𝐴))) ∈ ℝ)
40	39	lt0neg2d 11784	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 < (sin‘(ℑ‘(log‘𝐴))) ↔ -(sin‘(ℑ‘(log‘𝐴))) < 0))
41	38, 40	mpbid 231	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -(sin‘(ℑ‘(log‘𝐴))) < 0)
42		pire 25968	. . . . . . . . . . 11 ⊢ π ∈ ℝ
43		readdcl 11193	. . . . . . . . . . 11 ⊢ (((ℑ‘(log‘𝐴)) ∈ ℝ ∧ π ∈ ℝ) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
44	11, 42, 43	sylancl 587	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
45	44	adantr 482	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
46		df-neg 11447	. . . . . . . . . . . 12 ⊢ -π = (0 − π)
47		logimcl 26078	. . . . . . . . . . . . . . 15 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ π))
48	8, 47	syldan 592	. . . . . . . . . . . . . 14 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ π))
49	48	simpld 496	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -π < (ℑ‘(log‘𝐴)))
50	42	renegcli 11521	. . . . . . . . . . . . . 14 ⊢ -π ∈ ℝ
51		ltle 11302	. . . . . . . . . . . . . 14 ⊢ ((-π ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (-π < (ℑ‘(log‘𝐴)) → -π ≤ (ℑ‘(log‘𝐴))))
52	50, 11, 51	sylancr 588	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-π < (ℑ‘(log‘𝐴)) → -π ≤ (ℑ‘(log‘𝐴))))
53	49, 52	mpd 15	. . . . . . . . . . . 12 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -π ≤ (ℑ‘(log‘𝐴)))
54	46, 53	eqbrtrrid 5185	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 − π) ≤ (ℑ‘(log‘𝐴)))
55	42	a1i 11	. . . . . . . . . . . 12 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → π ∈ ℝ)
56	28, 55, 11	lesubaddd 11811	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((0 − π) ≤ (ℑ‘(log‘𝐴)) ↔ 0 ≤ ((ℑ‘(log‘𝐴)) + π)))
57	54, 56	mpbid 231	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 ≤ ((ℑ‘(log‘𝐴)) + π))
58	57	adantr 482	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → 0 ≤ ((ℑ‘(log‘𝐴)) + π))
59	11, 28, 55	leadd1d 11808	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) ≤ 0 ↔ ((ℑ‘(log‘𝐴)) + π) ≤ (0 + π)))
60	59	biimpa 478	. . . . . . . . . 10 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ≤ (0 + π))
61		picn 25969	. . . . . . . . . . 11 ⊢ π ∈ ℂ
62	61	addlidi 11402	. . . . . . . . . 10 ⊢ (0 + π) = π
63	60, 62	breqtrdi 5190	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ≤ π)
64	27, 42	elicc2i 13390	. . . . . . . . 9 ⊢ (((ℑ‘(log‘𝐴)) + π) ∈ (0[,]π) ↔ (((ℑ‘(log‘𝐴)) + π) ∈ ℝ ∧ 0 ≤ ((ℑ‘(log‘𝐴)) + π) ∧ ((ℑ‘(log‘𝐴)) + π) ≤ π))
65	45, 58, 63, 64	syl3anbrc 1344	. . . . . . . 8 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ∈ (0[,]π))
66		sinq12ge0 26018	. . . . . . . 8 ⊢ (((ℑ‘(log‘𝐴)) + π) ∈ (0[,]π) → 0 ≤ (sin‘((ℑ‘(log‘𝐴)) + π)))
67	65, 66	syl 17	. . . . . . 7 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → 0 ≤ (sin‘((ℑ‘(log‘𝐴)) + π)))
68	11	recnd 11242	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℂ)
69		sinppi 25999	. . . . . . . . 9 ⊢ ((ℑ‘(log‘𝐴)) ∈ ℂ → (sin‘((ℑ‘(log‘𝐴)) + π)) = -(sin‘(ℑ‘(log‘𝐴))))
70	68, 69	syl 17	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (sin‘((ℑ‘(log‘𝐴)) + π)) = -(sin‘(ℑ‘(log‘𝐴))))
71	70	adantr 482	. . . . . . 7 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → (sin‘((ℑ‘(log‘𝐴)) + π)) = -(sin‘(ℑ‘(log‘𝐴))))
72	67, 71	breqtrd 5175	. . . . . 6 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → 0 ≤ -(sin‘(ℑ‘(log‘𝐴))))
73	72	ex 414	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) ≤ 0 → 0 ≤ -(sin‘(ℑ‘(log‘𝐴)))))
74	73	con3d 152	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (¬ 0 ≤ -(sin‘(ℑ‘(log‘𝐴))) → ¬ (ℑ‘(log‘𝐴)) ≤ 0))
75	39	renegcld 11641	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -(sin‘(ℑ‘(log‘𝐴))) ∈ ℝ)
76		ltnle 11293	. . . . 5 ⊢ ((-(sin‘(ℑ‘(log‘𝐴))) ∈ ℝ ∧ 0 ∈ ℝ) → (-(sin‘(ℑ‘(log‘𝐴))) < 0 ↔ ¬ 0 ≤ -(sin‘(ℑ‘(log‘𝐴)))))
77	75, 27, 76	sylancl 587	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-(sin‘(ℑ‘(log‘𝐴))) < 0 ↔ ¬ 0 ≤ -(sin‘(ℑ‘(log‘𝐴)))))
78		ltnle 11293	. . . . 5 ⊢ ((0 ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (0 < (ℑ‘(log‘𝐴)) ↔ ¬ (ℑ‘(log‘𝐴)) ≤ 0))
79	27, 11, 78	sylancr 588	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐴)) ↔ ¬ (ℑ‘(log‘𝐴)) ≤ 0))
80	74, 77, 79	3imtr4d 294	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-(sin‘(ℑ‘(log‘𝐴))) < 0 → 0 < (ℑ‘(log‘𝐴))))
81	41, 80	mpd 15	. 2 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(log‘𝐴)))
82	48	simprd 497	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ≤ π)
83		rpre 12982	. . . . . . . . 9 ⊢ (-𝐴 ∈ ℝ⁺ → -𝐴 ∈ ℝ)
84	83	renegcld 11641	. . . . . . . 8 ⊢ (-𝐴 ∈ ℝ⁺ → --𝐴 ∈ ℝ)
85		negneg 11510	. . . . . . . . . 10 ⊢ (𝐴 ∈ ℂ → --𝐴 = 𝐴)
86	85	adantr 482	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → --𝐴 = 𝐴)
87	86	eleq1d 2819	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (--𝐴 ∈ ℝ ↔ 𝐴 ∈ ℝ))
88	84, 87	imbitrid 243	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-𝐴 ∈ ℝ⁺ → 𝐴 ∈ ℝ))
89		lognegb 26098	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (-𝐴 ∈ ℝ⁺ ↔ (ℑ‘(log‘𝐴)) = π))
90	8, 89	syldan 592	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-𝐴 ∈ ℝ⁺ ↔ (ℑ‘(log‘𝐴)) = π))
91		reim0b 15066	. . . . . . . 8 ⊢ (𝐴 ∈ ℂ → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
92	91	adantr 482	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
93	88, 90, 92	3imtr3d 293	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) = π → (ℑ‘𝐴) = 0))
94	93	necon3d 2962	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘𝐴) ≠ 0 → (ℑ‘(log‘𝐴)) ≠ π))
95	3, 94	mpd 15	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ≠ π)
96	95	necomd 2997	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → π ≠ (ℑ‘(log‘𝐴)))
97	11, 55, 82, 96	leneltd 11368	. 2 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) < π)
98		0xr 11261	. . 3 ⊢ 0 ∈ ℝ^*
99	42	rexri 11272	. . 3 ⊢ π ∈ ℝ^*
100		elioo2 13365	. . 3 ⊢ ((0 ∈ ℝ^* ∧ π ∈ ℝ^*) → ((ℑ‘(log‘𝐴)) ∈ (0(,)π) ↔ ((ℑ‘(log‘𝐴)) ∈ ℝ ∧ 0 < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < π)))
101	98, 99, 100	mp2an 691	. 2 ⊢ ((ℑ‘(log‘𝐴)) ∈ (0(,)π) ↔ ((ℑ‘(log‘𝐴)) ∈ ℝ ∧ 0 < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < π))
102	11, 81, 97, 101	syl3anbrc 1344	1 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ (0(,)π))

Colors of variables: wff setvar class

Syntax hints: ¬ wn 3 → wi 4 ↔ wb 205 ∧ wa 397 ∧ w3a 1088 = wceq 1542 ∈ wcel 2107 ≠ wne 2941 class class class wbr 5149 ‘cfv 6544 (class class class)co 7409 ℂcc 11108 ℝcr 11109 0cc0 11110 ici 11112 + caddc 11113 · cmul 11115 ℝ^*cxr 11247 < clt 11248 ≤ cle 11249 − cmin 11444 -cneg 11445 / cdiv 11871 ℝ⁺crp 12974 (,)cioo 13324 [,]cicc 13327 ℑcim 15045 abscabs 15181 expce 16005 sincsin 16007 πcpi 16010 logclog 26063

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-rep 5286 ax-sep 5300 ax-nul 5307 ax-pow 5364 ax-pr 5428 ax-un 7725 ax-inf2 9636 ax-cnex 11166 ax-resscn 11167 ax-1cn 11168 ax-icn 11169 ax-addcl 11170 ax-addrcl 11171 ax-mulcl 11172 ax-mulrcl 11173 ax-mulcom 11174 ax-addass 11175 ax-mulass 11176 ax-distr 11177 ax-i2m1 11178 ax-1ne0 11179 ax-1rid 11180 ax-rnegex 11181 ax-rrecex 11182 ax-cnre 11183 ax-pre-lttri 11184 ax-pre-lttrn 11185 ax-pre-ltadd 11186 ax-pre-mulgt0 11187 ax-pre-sup 11188 ax-addf 11189 ax-mulf 11190

This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3or 1089 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2942 df-nel 3048 df-ral 3063 df-rex 3072 df-rmo 3377 df-reu 3378 df-rab 3434 df-v 3477 df-sbc 3779 df-csb 3895 df-dif 3952 df-un 3954 df-in 3956 df-ss 3966 df-pss 3968 df-nul 4324 df-if 4530 df-pw 4605 df-sn 4630 df-pr 4632 df-tp 4634 df-op 4636 df-uni 4910 df-int 4952 df-iun 5000 df-iin 5001 df-br 5150 df-opab 5212 df-mpt 5233 df-tr 5267 df-id 5575 df-eprel 5581 df-po 5589 df-so 5590 df-fr 5632 df-se 5633 df-we 5634 df-xp 5683 df-rel 5684 df-cnv 5685 df-co 5686 df-dm 5687 df-rn 5688 df-res 5689 df-ima 5690 df-pred 6301 df-ord 6368 df-on 6369 df-lim 6370 df-suc 6371 df-iota 6496 df-fun 6546 df-fn 6547 df-f 6548 df-f1 6549 df-fo 6550 df-f1o 6551 df-fv 6552 df-isom 6553 df-riota 7365 df-ov 7412 df-oprab 7413 df-mpo 7414 df-of 7670 df-om 7856 df-1st 7975 df-2nd 7976 df-supp 8147 df-frecs 8266 df-wrecs 8297 df-recs 8371 df-rdg 8410 df-1o 8466 df-2o 8467 df-er 8703 df-map 8822 df-pm 8823 df-ixp 8892 df-en 8940 df-dom 8941 df-sdom 8942 df-fin 8943 df-fsupp 9362 df-fi 9406 df-sup 9437 df-inf 9438 df-oi 9505 df-card 9934 df-pnf 11250 df-mnf 11251 df-xr 11252 df-ltxr 11253 df-le 11254 df-sub 11446 df-neg 11447 df-div 11872 df-nn 12213 df-2 12275 df-3 12276 df-4 12277 df-5 12278 df-6 12279 df-7 12280 df-8 12281 df-9 12282 df-n0 12473 df-z 12559 df-dec 12678 df-uz 12823 df-q 12933 df-rp 12975 df-xneg 13092 df-xadd 13093 df-xmul 13094 df-ioo 13328 df-ioc 13329 df-ico 13330 df-icc 13331 df-fz 13485 df-fzo 13628 df-fl 13757 df-mod 13835 df-seq 13967 df-exp 14028 df-fac 14234 df-bc 14263 df-hash 14291 df-shft 15014 df-cj 15046 df-re 15047 df-im 15048 df-sqrt 15182 df-abs 15183 df-limsup 15415 df-clim 15432 df-rlim 15433 df-sum 15633 df-ef 16011 df-sin 16013 df-cos 16014 df-pi 16016 df-struct 17080 df-sets 17097 df-slot 17115 df-ndx 17127 df-base 17145 df-ress 17174 df-plusg 17210 df-mulr 17211 df-starv 17212 df-sca 17213 df-vsca 17214 df-ip 17215 df-tset 17216 df-ple 17217 df-ds 17219 df-unif 17220 df-hom 17221 df-cco 17222 df-rest 17368 df-topn 17369 df-0g 17387 df-gsum 17388 df-topgen 17389 df-pt 17390 df-prds 17393 df-xrs 17448 df-qtop 17453 df-imas 17454 df-xps 17456 df-mre 17530 df-mrc 17531 df-acs 17533 df-mgm 18561 df-sgrp 18610 df-mnd 18626 df-submnd 18672 df-mulg 18951 df-cntz 19181 df-cmn 19650 df-psmet 20936 df-xmet 20937 df-met 20938 df-bl 20939 df-mopn 20940 df-fbas 20941 df-fg 20942 df-cnfld 20945 df-top 22396 df-topon 22413 df-topsp 22435 df-bases 22449 df-cld 22523 df-ntr 22524 df-cls 22525 df-nei 22602 df-lp 22640 df-perf 22641 df-cn 22731 df-cnp 22732 df-haus 22819 df-tx 23066 df-hmeo 23259 df-fil 23350 df-fm 23442 df-flim 23443 df-flf 23444 df-xms 23826 df-ms 23827 df-tms 23828 df-cncf 24394 df-limc 25383 df-dv 25384 df-log 26065

This theorem is referenced by: argimlt0 26121 logneg2 26123 logcnlem3 26152 atanlogaddlem 26418

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