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Theorem argimgt0 26356

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 15062	. . . . . 6 ⊢ (𝐴 ∈ ℂ → (ℑ‘𝐴) ∈ ℝ)
2		gt0ne0 11683	. . . . . 6 ⊢ (((ℑ‘𝐴) ∈ ℝ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
3	1, 2	sylan 578	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘𝐴) ≠ 0)
4		fveq2 6890	. . . . . . 7 ⊢ (𝐴 = 0 → (ℑ‘𝐴) = (ℑ‘0))
5		im0 15104	. . . . . . 7 ⊢ (ℑ‘0) = 0
6	4, 5	eqtrdi 2786	. . . . . 6 ⊢ (𝐴 = 0 → (ℑ‘𝐴) = 0)
7	6	necon3i 2971	. . . . 5 ⊢ ((ℑ‘𝐴) ≠ 0 → 𝐴 ≠ 0)
8	3, 7	syl 17	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 𝐴 ≠ 0)
9		logcl 26313	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (log‘𝐴) ∈ ℂ)
10	8, 9	syldan 589	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (log‘𝐴) ∈ ℂ)
11	10	imcld 15146	. 2 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℝ)
12		simpr 483	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘𝐴))
13		abscl 15229	. . . . . . . . . . 11 ⊢ (𝐴 ∈ ℂ → (abs‘𝐴) ∈ ℝ)
14	13	adantr 479	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℝ)
15	14	recnd 11246	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℂ)
16	15	mul01d 11417	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · 0) = 0)
17		simpl 481	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 𝐴 ∈ ℂ)
18		absrpcl 15239	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (abs‘𝐴) ∈ ℝ⁺)
19	8, 18	syldan 589	. . . . . . . . . . . 12 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ∈ ℝ⁺)
20	19	rpne0d 13025	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (abs‘𝐴) ≠ 0)
21	17, 15, 20	divcld 11994	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (𝐴 / (abs‘𝐴)) ∈ ℂ)
22	14, 21	immul2d 15179	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘((abs‘𝐴) · (𝐴 / (abs‘𝐴)))) = ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))))
23	17, 15, 20	divcan2d 11996	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · (𝐴 / (abs‘𝐴))) = 𝐴)
24	23	fveq2d 6894	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘((abs‘𝐴) · (𝐴 / (abs‘𝐴)))) = (ℑ‘𝐴))
25	22, 24	eqtr3d 2772	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))) = (ℑ‘𝐴))
26	12, 16, 25	3brtr4d 5179	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((abs‘𝐴) · 0) < ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴)))))
27		0re 11220	. . . . . . . . 9 ⊢ 0 ∈ ℝ
28	27	a1i 11	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 ∈ ℝ)
29	21	imcld 15146	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(𝐴 / (abs‘𝐴))) ∈ ℝ)
30	28, 29, 19	ltmul2d 13062	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(𝐴 / (abs‘𝐴))) ↔ ((abs‘𝐴) · 0) < ((abs‘𝐴) · (ℑ‘(𝐴 / (abs‘𝐴))))))
31	26, 30	mpbird 256	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(𝐴 / (abs‘𝐴))))
32		efiarg 26351	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (exp‘(i · (ℑ‘(log‘𝐴)))) = (𝐴 / (abs‘𝐴)))
33	8, 32	syldan 589	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (exp‘(i · (ℑ‘(log‘𝐴)))) = (𝐴 / (abs‘𝐴)))
34	33	fveq2d 6894	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))) = (ℑ‘(𝐴 / (abs‘𝐴))))
35	31, 34	breqtrrd 5175	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (ℑ‘(exp‘(i · (ℑ‘(log‘𝐴))))))
36		resinval 16082	. . . . . 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 5175	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → 0 < (sin‘(ℑ‘(log‘𝐴))))
39	11	resincld 16090	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (sin‘(ℑ‘(log‘𝐴))) ∈ ℝ)
40	39	lt0neg2d 11788	. . . 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 26204	. . . . . . . . . . 11 ⊢ π ∈ ℝ
43		readdcl 11195	. . . . . . . . . . 11 ⊢ (((ℑ‘(log‘𝐴)) ∈ ℝ ∧ π ∈ ℝ) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
44	11, 42, 43	sylancl 584	. . . . . . . . . 10 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
45	44	adantr 479	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ∈ ℝ)
46		df-neg 11451	. . . . . . . . . . . 12 ⊢ -π = (0 − π)
47		logimcl 26314	. . . . . . . . . . . . . . 15 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ π))
48	8, 47	syldan 589	. . . . . . . . . . . . . 14 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-π < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ π))
49	48	simpld 493	. . . . . . . . . . . . 13 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -π < (ℑ‘(log‘𝐴)))
50	42	renegcli 11525	. . . . . . . . . . . . . 14 ⊢ -π ∈ ℝ
51		ltle 11306	. . . . . . . . . . . . . 14 ⊢ ((-π ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (-π < (ℑ‘(log‘𝐴)) → -π ≤ (ℑ‘(log‘𝐴))))
52	50, 11, 51	sylancr 585	. . . . . . . . . . . . 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 5183	. . . . . . . . . . 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 11815	. . . . . . . . . . 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 479	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → 0 ≤ ((ℑ‘(log‘𝐴)) + π))
59	11, 28, 55	leadd1d 11812	. . . . . . . . . . 11 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) ≤ 0 ↔ ((ℑ‘(log‘𝐴)) + π) ≤ (0 + π)))
60	59	biimpa 475	. . . . . . . . . 10 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ≤ (0 + π))
61		picn 26205	. . . . . . . . . . 11 ⊢ π ∈ ℂ
62	61	addlidi 11406	. . . . . . . . . 10 ⊢ (0 + π) = π
63	60, 62	breqtrdi 5188	. . . . . . . . 9 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ≤ π)
64	27, 42	elicc2i 13394	. . . . . . . . 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 1341	. . . . . . . 8 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → ((ℑ‘(log‘𝐴)) + π) ∈ (0[,]π))
66		sinq12ge0 26254	. . . . . . . 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 11246	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ∈ ℂ)
69		sinppi 26235	. . . . . . . . 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 479	. . . . . . 7 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → (sin‘((ℑ‘(log‘𝐴)) + π)) = -(sin‘(ℑ‘(log‘𝐴))))
72	67, 71	breqtrd 5173	. . . . . 6 ⊢ (((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) ∧ (ℑ‘(log‘𝐴)) ≤ 0) → 0 ≤ -(sin‘(ℑ‘(log‘𝐴))))
73	72	ex 411	. . . . 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 11645	. . . . 5 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → -(sin‘(ℑ‘(log‘𝐴))) ∈ ℝ)
76		ltnle 11297	. . . . 5 ⊢ ((-(sin‘(ℑ‘(log‘𝐴))) ∈ ℝ ∧ 0 ∈ ℝ) → (-(sin‘(ℑ‘(log‘𝐴))) < 0 ↔ ¬ 0 ≤ -(sin‘(ℑ‘(log‘𝐴)))))
77	75, 27, 76	sylancl 584	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-(sin‘(ℑ‘(log‘𝐴))) < 0 ↔ ¬ 0 ≤ -(sin‘(ℑ‘(log‘𝐴)))))
78		ltnle 11297	. . . . 5 ⊢ ((0 ∈ ℝ ∧ (ℑ‘(log‘𝐴)) ∈ ℝ) → (0 < (ℑ‘(log‘𝐴)) ↔ ¬ (ℑ‘(log‘𝐴)) ≤ 0))
79	27, 11, 78	sylancr 585	. . . 4 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (0 < (ℑ‘(log‘𝐴)) ↔ ¬ (ℑ‘(log‘𝐴)) ≤ 0))
80	74, 77, 79	3imtr4d 293	. . 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 494	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) ≤ π)
83		rpre 12986	. . . . . . . . 9 ⊢ (-𝐴 ∈ ℝ⁺ → -𝐴 ∈ ℝ)
84	83	renegcld 11645	. . . . . . . 8 ⊢ (-𝐴 ∈ ℝ⁺ → --𝐴 ∈ ℝ)
85		negneg 11514	. . . . . . . . . 10 ⊢ (𝐴 ∈ ℂ → --𝐴 = 𝐴)
86	85	adantr 479	. . . . . . . . 9 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → --𝐴 = 𝐴)
87	86	eleq1d 2816	. . . . . . . 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 26334	. . . . . . . 8 ⊢ ((𝐴 ∈ ℂ ∧ 𝐴 ≠ 0) → (-𝐴 ∈ ℝ⁺ ↔ (ℑ‘(log‘𝐴)) = π))
90	8, 89	syldan 589	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (-𝐴 ∈ ℝ⁺ ↔ (ℑ‘(log‘𝐴)) = π))
91		reim0b 15070	. . . . . . . 8 ⊢ (𝐴 ∈ ℂ → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
92	91	adantr 479	. . . . . . 7 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (𝐴 ∈ ℝ ↔ (ℑ‘𝐴) = 0))
93	88, 90, 92	3imtr3d 292	. . . . . 6 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → ((ℑ‘(log‘𝐴)) = π → (ℑ‘𝐴) = 0))
94	93	necon3d 2959	. . . . 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 2994	. . 3 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → π ≠ (ℑ‘(log‘𝐴)))
97	11, 55, 82, 96	leneltd 11372	. 2 ⊢ ((𝐴 ∈ ℂ ∧ 0 < (ℑ‘𝐴)) → (ℑ‘(log‘𝐴)) < π)
98		0xr 11265	. . 3 ⊢ 0 ∈ ℝ^*
99	42	rexri 11276	. . 3 ⊢ π ∈ ℝ^*
100		elioo2 13369	. . 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 688	. 2 ⊢ ((ℑ‘(log‘𝐴)) ∈ (0(,)π) ↔ ((ℑ‘(log‘𝐴)) ∈ ℝ ∧ 0 < (ℑ‘(log‘𝐴)) ∧ (ℑ‘(log‘𝐴)) < π))
102	11, 81, 97, 101	syl3anbrc 1341	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 394 ∧ w3a 1085 = wceq 1539 ∈ wcel 2104 ≠ wne 2938 class class class wbr 5147 ‘cfv 6542 (class class class)co 7411 ℂcc 11110 ℝcr 11111 0cc0 11112 ici 11114 + caddc 11115 · cmul 11117 ℝ^*cxr 11251 < clt 11252 ≤ cle 11253 − cmin 11448 -cneg 11449 / cdiv 11875 ℝ⁺crp 12978 (,)cioo 13328 [,]cicc 13331 ℑcim 15049 abscabs 15185 expce 16009 sincsin 16011 πcpi 16014 logclog 26299

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1911 ax-6 1969 ax-7 2009 ax-8 2106 ax-9 2114 ax-10 2135 ax-11 2152 ax-12 2169 ax-ext 2701 ax-rep 5284 ax-sep 5298 ax-nul 5305 ax-pow 5362 ax-pr 5426 ax-un 7727 ax-inf2 9638 ax-cnex 11168 ax-resscn 11169 ax-1cn 11170 ax-icn 11171 ax-addcl 11172 ax-addrcl 11173 ax-mulcl 11174 ax-mulrcl 11175 ax-mulcom 11176 ax-addass 11177 ax-mulass 11178 ax-distr 11179 ax-i2m1 11180 ax-1ne0 11181 ax-1rid 11182 ax-rnegex 11183 ax-rrecex 11184 ax-cnre 11185 ax-pre-lttri 11186 ax-pre-lttrn 11187 ax-pre-ltadd 11188 ax-pre-mulgt0 11189 ax-pre-sup 11190 ax-addf 11191

This theorem depends on definitions: df-bi 206 df-an 395 df-or 844 df-3or 1086 df-3an 1087 df-tru 1542 df-fal 1552 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2532 df-eu 2561 df-clab 2708 df-cleq 2722 df-clel 2808 df-nfc 2883 df-ne 2939 df-nel 3045 df-ral 3060 df-rex 3069 df-rmo 3374 df-reu 3375 df-rab 3431 df-v 3474 df-sbc 3777 df-csb 3893 df-dif 3950 df-un 3952 df-in 3954 df-ss 3964 df-pss 3966 df-nul 4322 df-if 4528 df-pw 4603 df-sn 4628 df-pr 4630 df-tp 4632 df-op 4634 df-uni 4908 df-int 4950 df-iun 4998 df-iin 4999 df-br 5148 df-opab 5210 df-mpt 5231 df-tr 5265 df-id 5573 df-eprel 5579 df-po 5587 df-so 5588 df-fr 5630 df-se 5631 df-we 5632 df-xp 5681 df-rel 5682 df-cnv 5683 df-co 5684 df-dm 5685 df-rn 5686 df-res 5687 df-ima 5688 df-pred 6299 df-ord 6366 df-on 6367 df-lim 6368 df-suc 6369 df-iota 6494 df-fun 6544 df-fn 6545 df-f 6546 df-f1 6547 df-fo 6548 df-f1o 6549 df-fv 6550 df-isom 6551 df-riota 7367 df-ov 7414 df-oprab 7415 df-mpo 7416 df-of 7672 df-om 7858 df-1st 7977 df-2nd 7978 df-supp 8149 df-frecs 8268 df-wrecs 8299 df-recs 8373 df-rdg 8412 df-1o 8468 df-2o 8469 df-er 8705 df-map 8824 df-pm 8825 df-ixp 8894 df-en 8942 df-dom 8943 df-sdom 8944 df-fin 8945 df-fsupp 9364 df-fi 9408 df-sup 9439 df-inf 9440 df-oi 9507 df-card 9936 df-pnf 11254 df-mnf 11255 df-xr 11256 df-ltxr 11257 df-le 11258 df-sub 11450 df-neg 11451 df-div 11876 df-nn 12217 df-2 12279 df-3 12280 df-4 12281 df-5 12282 df-6 12283 df-7 12284 df-8 12285 df-9 12286 df-n0 12477 df-z 12563 df-dec 12682 df-uz 12827 df-q 12937 df-rp 12979 df-xneg 13096 df-xadd 13097 df-xmul 13098 df-ioo 13332 df-ioc 13333 df-ico 13334 df-icc 13335 df-fz 13489 df-fzo 13632 df-fl 13761 df-mod 13839 df-seq 13971 df-exp 14032 df-fac 14238 df-bc 14267 df-hash 14295 df-shft 15018 df-cj 15050 df-re 15051 df-im 15052 df-sqrt 15186 df-abs 15187 df-limsup 15419 df-clim 15436 df-rlim 15437 df-sum 15637 df-ef 16015 df-sin 16017 df-cos 16018 df-pi 16020 df-struct 17084 df-sets 17101 df-slot 17119 df-ndx 17131 df-base 17149 df-ress 17178 df-plusg 17214 df-mulr 17215 df-starv 17216 df-sca 17217 df-vsca 17218 df-ip 17219 df-tset 17220 df-ple 17221 df-ds 17223 df-unif 17224 df-hom 17225 df-cco 17226 df-rest 17372 df-topn 17373 df-0g 17391 df-gsum 17392 df-topgen 17393 df-pt 17394 df-prds 17397 df-xrs 17452 df-qtop 17457 df-imas 17458 df-xps 17460 df-mre 17534 df-mrc 17535 df-acs 17537 df-mgm 18565 df-sgrp 18644 df-mnd 18660 df-submnd 18706 df-mulg 18987 df-cntz 19222 df-cmn 19691 df-psmet 21136 df-xmet 21137 df-met 21138 df-bl 21139 df-mopn 21140 df-fbas 21141 df-fg 21142 df-cnfld 21145 df-top 22616 df-topon 22633 df-topsp 22655 df-bases 22669 df-cld 22743 df-ntr 22744 df-cls 22745 df-nei 22822 df-lp 22860 df-perf 22861 df-cn 22951 df-cnp 22952 df-haus 23039 df-tx 23286 df-hmeo 23479 df-fil 23570 df-fm 23662 df-flim 23663 df-flf 23664 df-xms 24046 df-ms 24047 df-tms 24048 df-cncf 24618 df-limc 25615 df-dv 25616 df-log 26301

This theorem is referenced by: argimlt0 26357 logneg2 26359 logcnlem3 26388 atanlogaddlem 26654

W3C validator