asinlem3 - Metamath Proof Explorer

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Theorem asinlem3 24598

Description: The argument to the logarithm in df-asin 24592 has nonnegative real part. (Contributed by Mario Carneiro, 1-Apr-2015.)

**Assertion**
Ref	Expression
asinlem3

**Proof of Theorem asinlem3**
Step	Hyp	Ref	Expression
1		0red 10041	. 2
2		imcl 13851	. 2
3		ax-icn 9995	. . . . . . . . 9
4		negcl 10281	. . . . . . . . . 10
5	4	adantr 481	. . . . . . . . 9 $/\$
6		mulcl 10020	. . . . . . . . 9 $/\$
7	3, 5, 6	sylancr 695	. . . . . . . 8 $/\$
8		ax-1cn 9994	. . . . . . . . . 10
9	5	sqcld 13006	. . . . . . . . . 10 $/\$
10		subcl 10280	. . . . . . . . . 10 $/\$
11	8, 9, 10	sylancr 695	. . . . . . . . 9 $/\$
12	11	sqrtcld 14176	. . . . . . . 8 $/\$
13	7, 12	addcld 10059	. . . . . . 7 $/\$
14		asinlem 24595	. . . . . . . 8
15	5, 14	syl 17	. . . . . . 7 $/\$
16	13, 15	absrpcld 14187	. . . . . 6 $/\$
17		2z 11409	. . . . . 6
18		rpexpcl 12879	. . . . . 6 $/\$
19	16, 17, 18	sylancl 694	. . . . 5 $/\$
20	19	rprecred 11883	. . . 4 $/\$
21	13	cjcld 13936	. . . . 5 $/\$
22	21	recld 13934	. . . 4 $/\$
23	19	rpreccld 11882	. . . . 5 $/\$
24	23	rpge0d 11876	. . . 4 $/\$
25		imneg 13873	. . . . . . . 8
26	25	adantr 481	. . . . . . 7 $/\$
27	2	le0neg2d 10600	. . . . . . . 8
28	27	biimpa 501	. . . . . . 7 $/\$
29	26, 28	eqbrtrd 4675	. . . . . 6 $/\$
30		asinlem3a 24597	. . . . . 6 $/\$
31	5, 29, 30	syl2anc 693	. . . . 5 $/\$
32	13	recjd 13944	. . . . 5 $/\$
33	31, 32	breqtrrd 4681	. . . 4 $/\$
34	20, 22, 24, 33	mulge0d 10604	. . 3 $/\$
35		recval 14062	. . . . . . 7 $/\$
36	13, 15, 35	syl2anc 693	. . . . . 6 $/\$
37		asinlem2 24596	. . . . . . . . 9
38	37	adantr 481	. . . . . . . 8 $/\$
39	38	eqcomd 2628	. . . . . . 7 $/\$
40		1cnd 10056	. . . . . . . 8 $/\$
41		simpl 473	. . . . . . . . . 10 $/\$
42		mulcl 10020	. . . . . . . . . 10 $/\$
43	3, 41, 42	sylancr 695	. . . . . . . . 9 $/\$
44		sqcl 12925	. . . . . . . . . . . 12
45	44	adantr 481	. . . . . . . . . . 11 $/\$
46		subcl 10280	. . . . . . . . . . 11 $/\$
47	8, 45, 46	sylancr 695	. . . . . . . . . 10 $/\$
48	47	sqrtcld 14176	. . . . . . . . 9 $/\$
49	43, 48	addcld 10059	. . . . . . . 8 $/\$
50	40, 49, 13, 15	divmul3d 10835	. . . . . . 7 $/\$
51	39, 50	mpbird 247	. . . . . 6 $/\$
52	19	rpcnd 11874	. . . . . . 7 $/\$
53	19	rpne0d 11877	. . . . . . 7 $/\$
54	21, 52, 53	divrec2d 10805	. . . . . 6 $/\$
55	36, 51, 54	3eqtr3d 2664	. . . . 5 $/\$
56	55	fveq2d 6195	. . . 4 $/\$
57	20, 21	remul2d 13967	. . . 4 $/\$
58	56, 57	eqtrd 2656	. . 3 $/\$
59	34, 58	breqtrrd 4681	. 2 $/\$
60		asinlem3a 24597	. 2 $/\$
61	1, 2, 59, 60	lecasei 10143	1

Colors of variables: wff setvar class

Syntax hints:

wi 4 $/\$ wa 384

wceq 1483

wcel 1990

wne 2794 class class class wbr 4653

cfv 5888 (class class class)co 6650

cc 9934

cc0 9936

c1 9937

ci 9938

caddc 9939

cmul 9941

cle 10075

cmin 10266

cneg 10267

cdiv 10684

c2 11070

cz 11377

crp 11832

cexp 12860

ccj 13836

cre 13837

cim 13838

csqrt 13973

cabs 13974

This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1722 ax-4 1737 ax-5 1839 ax-6 1888 ax-7 1935 ax-8 1992 ax-9 1999 ax-10 2019 ax-11 2034 ax-12 2047 ax-13 2246 ax-ext 2602 ax-sep 4781 ax-nul 4789 ax-pow 4843 ax-pr 4906 ax-un 6949 ax-cnex 9992 ax-resscn 9993 ax-1cn 9994 ax-icn 9995 ax-addcl 9996 ax-addrcl 9997 ax-mulcl 9998 ax-mulrcl 9999 ax-mulcom 10000 ax-addass 10001 ax-mulass 10002 ax-distr 10003 ax-i2m1 10004 ax-1ne0 10005 ax-1rid 10006 ax-rnegex 10007 ax-rrecex 10008 ax-cnre 10009 ax-pre-lttri 10010 ax-pre-lttrn 10011 ax-pre-ltadd 10012 ax-pre-mulgt0 10013 ax-pre-sup 10014

This theorem depends on definitions: df-bi 197 df-or 385 df-an 386 df-3or 1038 df-3an 1039 df-tru 1486 df-ex 1705 df-nf 1710 df-sb 1881 df-eu 2474 df-mo 2475 df-clab 2609 df-cleq 2615 df-clel 2618 df-nfc 2753 df-ne 2795 df-nel 2898 df-ral 2917 df-rex 2918 df-reu 2919 df-rmo 2920 df-rab 2921 df-v 3202 df-sbc 3436 df-csb 3534 df-dif 3577 df-un 3579 df-in 3581 df-ss 3588 df-pss 3590 df-nul 3916 df-if 4087 df-pw 4160 df-sn 4178 df-pr 4180 df-tp 4182 df-op 4184 df-uni 4437 df-iun 4522 df-br 4654 df-opab 4713 df-mpt 4730 df-tr 4753 df-id 5024 df-eprel 5029 df-po 5035 df-so 5036 df-fr 5073 df-we 5075 df-xp 5120 df-rel 5121 df-cnv 5122 df-co 5123 df-dm 5124 df-rn 5125 df-res 5126 df-ima 5127 df-pred 5680 df-ord 5726 df-on 5727 df-lim 5728 df-suc 5729 df-iota 5851 df-fun 5890 df-fn 5891 df-f 5892 df-f1 5893 df-fo 5894 df-f1o 5895 df-fv 5896 df-riota 6611 df-ov 6653 df-oprab 6654 df-mpt2 6655 df-om 7066 df-2nd 7169 df-wrecs 7407 df-recs 7468 df-rdg 7506 df-er 7742 df-en 7956 df-dom 7957 df-sdom 7958 df-sup 8348 df-pnf 10076 df-mnf 10077 df-xr 10078 df-ltxr 10079 df-le 10080 df-sub 10268 df-neg 10269 df-div 10685 df-nn 11021 df-2 11079 df-3 11080 df-n0 11293 df-z 11378 df-uz 11688 df-rp 11833 df-seq 12802 df-exp 12861 df-cj 13839 df-re 13840 df-im 13841 df-sqrt 13975 df-abs 13976

This theorem is referenced by: asinneg 24613 asinbnd 24626 dvasin 33496

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