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Mirrors > Home > ILE Home > Th. List > sinneg | Unicode version |
Description: The sine of a negative is the negative of the sine. (Contributed by NM, 30-Apr-2005.) |
Ref | Expression |
---|---|
sinneg |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | negcl 8119 | . . 3 | |
2 | sinval 11665 | . . 3 | |
3 | 1, 2 | syl 14 | . 2 |
4 | sinval 11665 | . . . . 5 | |
5 | 4 | negeqd 8114 | . . . 4 |
6 | ax-icn 7869 | . . . . . . . 8 | |
7 | mulcl 7901 | . . . . . . . 8 | |
8 | 6, 7 | mpan 422 | . . . . . . 7 |
9 | efcl 11627 | . . . . . . 7 | |
10 | 8, 9 | syl 14 | . . . . . 6 |
11 | negicn 8120 | . . . . . . . 8 | |
12 | mulcl 7901 | . . . . . . . 8 | |
13 | 11, 12 | mpan 422 | . . . . . . 7 |
14 | efcl 11627 | . . . . . . 7 | |
15 | 13, 14 | syl 14 | . . . . . 6 |
16 | 10, 15 | subcld 8230 | . . . . 5 |
17 | 2mulicn 9100 | . . . . . 6 | |
18 | 2muliap0 9102 | . . . . . 6 # | |
19 | divnegap 8623 | . . . . . 6 # | |
20 | 17, 18, 19 | mp3an23 1324 | . . . . 5 |
21 | 16, 20 | syl 14 | . . . 4 |
22 | 5, 21 | eqtrd 2203 | . . 3 |
23 | mulneg12 8316 | . . . . . . . . 9 | |
24 | 6, 23 | mpan 422 | . . . . . . . 8 |
25 | 24 | eqcomd 2176 | . . . . . . 7 |
26 | 25 | fveq2d 5500 | . . . . . 6 |
27 | mul2neg 8317 | . . . . . . . 8 | |
28 | 6, 27 | mpan 422 | . . . . . . 7 |
29 | 28 | fveq2d 5500 | . . . . . 6 |
30 | 26, 29 | oveq12d 5871 | . . . . 5 |
31 | 10, 15 | negsubdi2d 8246 | . . . . 5 |
32 | 30, 31 | eqtr4d 2206 | . . . 4 |
33 | 32 | oveq1d 5868 | . . 3 |
34 | 22, 33 | eqtr4d 2206 | . 2 |
35 | 3, 34 | eqtr4d 2206 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wceq 1348 wcel 2141 class class class wbr 3989 cfv 5198 (class class class)co 5853 cc 7772 cc0 7774 ci 7776 cmul 7779 cmin 8090 cneg 8091 # cap 8500 cdiv 8589 c2 8929 ce 11605 csin 11607 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-13 2143 ax-14 2144 ax-ext 2152 ax-coll 4104 ax-sep 4107 ax-nul 4115 ax-pow 4160 ax-pr 4194 ax-un 4418 ax-setind 4521 ax-iinf 4572 ax-cnex 7865 ax-resscn 7866 ax-1cn 7867 ax-1re 7868 ax-icn 7869 ax-addcl 7870 ax-addrcl 7871 ax-mulcl 7872 ax-mulrcl 7873 ax-addcom 7874 ax-mulcom 7875 ax-addass 7876 ax-mulass 7877 ax-distr 7878 ax-i2m1 7879 ax-0lt1 7880 ax-1rid 7881 ax-0id 7882 ax-rnegex 7883 ax-precex 7884 ax-cnre 7885 ax-pre-ltirr 7886 ax-pre-ltwlin 7887 ax-pre-lttrn 7888 ax-pre-apti 7889 ax-pre-ltadd 7890 ax-pre-mulgt0 7891 ax-pre-mulext 7892 ax-arch 7893 ax-caucvg 7894 |
This theorem depends on definitions: df-bi 116 df-dc 830 df-3or 974 df-3an 975 df-tru 1351 df-fal 1354 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ne 2341 df-nel 2436 df-ral 2453 df-rex 2454 df-reu 2455 df-rmo 2456 df-rab 2457 df-v 2732 df-sbc 2956 df-csb 3050 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-nul 3415 df-if 3527 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-uni 3797 df-int 3832 df-iun 3875 df-br 3990 df-opab 4051 df-mpt 4052 df-tr 4088 df-id 4278 df-po 4281 df-iso 4282 df-iord 4351 df-on 4353 df-ilim 4354 df-suc 4356 df-iom 4575 df-xp 4617 df-rel 4618 df-cnv 4619 df-co 4620 df-dm 4621 df-rn 4622 df-res 4623 df-ima 4624 df-iota 5160 df-fun 5200 df-fn 5201 df-f 5202 df-f1 5203 df-fo 5204 df-f1o 5205 df-fv 5206 df-isom 5207 df-riota 5809 df-ov 5856 df-oprab 5857 df-mpo 5858 df-1st 6119 df-2nd 6120 df-recs 6284 df-irdg 6349 df-frec 6370 df-1o 6395 df-oadd 6399 df-er 6513 df-en 6719 df-dom 6720 df-fin 6721 df-pnf 7956 df-mnf 7957 df-xr 7958 df-ltxr 7959 df-le 7960 df-sub 8092 df-neg 8093 df-reap 8494 df-ap 8501 df-div 8590 df-inn 8879 df-2 8937 df-3 8938 df-4 8939 df-n0 9136 df-z 9213 df-uz 9488 df-q 9579 df-rp 9611 df-ico 9851 df-fz 9966 df-fzo 10099 df-seqfrec 10402 df-exp 10476 df-fac 10660 df-ihash 10710 df-cj 10806 df-re 10807 df-im 10808 df-rsqrt 10962 df-abs 10963 df-clim 11242 df-sumdc 11317 df-ef 11611 df-sin 11613 |
This theorem is referenced by: tannegap 11691 sin0 11692 efmival 11696 sinsub 11703 cossub 11704 sincossq 11711 sin2pim 13528 |
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