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| Mirrors > Home > ILE Home > Th. List > abssinper | Unicode version | ||
| Description: The absolute value of
sine has period |
| Ref | Expression |
|---|---|
| abssinper |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zcn 9584 |
. . . . . . . . . 10
| |
| 2 | halfcl 9466 |
. . . . . . . . . . . 12
| |
| 3 | 2cn 9310 |
. . . . . . . . . . . . 13
| |
| 4 | picn 15669 |
. . . . . . . . . . . . 13
| |
| 5 | mulass 8260 |
. . . . . . . . . . . . 13
| |
| 6 | 3, 4, 5 | mp3an23 1366 |
. . . . . . . . . . . 12
|
| 7 | 2, 6 | syl 14 |
. . . . . . . . . . 11
|
| 8 | 2ap0 9332 |
. . . . . . . . . . . . 13
| |
| 9 | divcanap1 8957 |
. . . . . . . . . . . . 13
| |
| 10 | 3, 8, 9 | mp3an23 1366 |
. . . . . . . . . . . 12
|
| 11 | 10 | oveq1d 6067 |
. . . . . . . . . . 11
|
| 12 | 7, 11 | eqtr3d 2269 |
. . . . . . . . . 10
|
| 13 | 1, 12 | syl 14 |
. . . . . . . . 9
|
| 14 | 13 | adantl 277 |
. . . . . . . 8
|
| 15 | 14 | oveq2d 6068 |
. . . . . . 7
|
| 16 | 15 | fveq2d 5676 |
. . . . . 6
|
| 17 | 16 | eqcomd 2240 |
. . . . 5
|
| 18 | 17 | adantr 276 |
. . . 4
|
| 19 | sinper 15691 |
. . . . 5
| |
| 20 | 19 | adantlr 477 |
. . . 4
|
| 21 | 18, 20 | eqtrd 2267 |
. . 3
|
| 22 | 21 | fveq2d 5676 |
. 2
|
| 23 | peano2cn 8410 |
. . . . . . . . . . . 12
| |
| 24 | halfcl 9466 |
. . . . . . . . . . . 12
| |
| 25 | 23, 24 | syl 14 |
. . . . . . . . . . 11
|
| 26 | 3, 4 | mulcli 8281 |
. . . . . . . . . . 11
|
| 27 | mulcl 8256 |
. . . . . . . . . . 11
| |
| 28 | 25, 26, 27 | sylancl 413 |
. . . . . . . . . 10
|
| 29 | subadd23 8487 |
. . . . . . . . . . 11
| |
| 30 | 4, 29 | mp3an2 1362 |
. . . . . . . . . 10
|
| 31 | 28, 30 | sylan2 286 |
. . . . . . . . 9
|
| 32 | divcanap1 8957 |
. . . . . . . . . . . . . . . . . . 19
| |
| 33 | 3, 8, 32 | mp3an23 1366 |
. . . . . . . . . . . . . . . . . 18
|
| 34 | 23, 33 | syl 14 |
. . . . . . . . . . . . . . . . 17
|
| 35 | 34 | oveq1d 6067 |
. . . . . . . . . . . . . . . 16
|
| 36 | ax-1cn 8222 |
. . . . . . . . . . . . . . . . 17
| |
| 37 | adddir 8267 |
. . . . . . . . . . . . . . . . 17
| |
| 38 | 36, 4, 37 | mp3an23 1366 |
. . . . . . . . . . . . . . . 16
|
| 39 | 35, 38 | eqtrd 2267 |
. . . . . . . . . . . . . . 15
|
| 40 | 4 | mullidi 8279 |
. . . . . . . . . . . . . . . 16
|
| 41 | 40 | oveq2i 6063 |
. . . . . . . . . . . . . . 15
|
| 42 | 39, 41 | eqtr2di 2284 |
. . . . . . . . . . . . . 14
|
| 43 | mulass 8260 |
. . . . . . . . . . . . . . . 16
| |
| 44 | 3, 4, 43 | mp3an23 1366 |
. . . . . . . . . . . . . . 15
|
| 45 | 25, 44 | syl 14 |
. . . . . . . . . . . . . 14
|
| 46 | 42, 45 | eqtr2d 2268 |
. . . . . . . . . . . . 13
|
| 47 | 46 | oveq1d 6067 |
. . . . . . . . . . . 12
|
| 48 | mulcl 8256 |
. . . . . . . . . . . . . 14
| |
| 49 | 4, 48 | mpan2 425 |
. . . . . . . . . . . . 13
|
| 50 | pncan 8481 |
. . . . . . . . . . . . 13
| |
| 51 | 49, 4, 50 | sylancl 413 |
. . . . . . . . . . . 12
|
| 52 | 47, 51 | eqtrd 2267 |
. . . . . . . . . . 11
|
| 53 | 52 | adantl 277 |
. . . . . . . . . 10
|
| 54 | 53 | oveq2d 6068 |
. . . . . . . . 9
|
| 55 | 31, 54 | eqtr2d 2268 |
. . . . . . . 8
|
| 56 | 1, 55 | sylan2 286 |
. . . . . . 7
|
| 57 | 56 | fveq2d 5676 |
. . . . . 6
|
| 58 | 57 | adantr 276 |
. . . . 5
|
| 59 | subcl 8474 |
. . . . . . . . 9
| |
| 60 | 4, 59 | mpan2 425 |
. . . . . . . 8
|
| 61 | sinper 15691 |
. . . . . . . 8
| |
| 62 | 60, 61 | sylan 283 |
. . . . . . 7
|
| 63 | 62 | adantlr 477 |
. . . . . 6
|
| 64 | sinmpi 15697 |
. . . . . . 7
| |
| 65 | 64 | ad2antrr 488 |
. . . . . 6
|
| 66 | 63, 65 | eqtrd 2267 |
. . . . 5
|
| 67 | 58, 66 | eqtrd 2267 |
. . . 4
|
| 68 | 67 | fveq2d 5676 |
. . 3
|
| 69 | sincl 12396 |
. . . . 5
| |
| 70 | 69 | absnegd 11878 |
. . . 4
|
| 71 | 70 | ad2antrr 488 |
. . 3
|
| 72 | 68, 71 | eqtrd 2267 |
. 2
|
| 73 | zeo 9686 |
. . 3
| |
| 74 | 73 | adantl 277 |
. 2
|
| 75 | 22, 72, 74 | mpjaodan 806 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-coll 4227 ax-sep 4230 ax-nul 4238 ax-pow 4289 ax-pr 4324 ax-un 4556 ax-setind 4661 ax-iinf 4712 ax-cnex 8220 ax-resscn 8221 ax-1cn 8222 ax-1re 8223 ax-icn 8224 ax-addcl 8225 ax-addrcl 8226 ax-mulcl 8227 ax-mulrcl 8228 ax-addcom 8229 ax-mulcom 8230 ax-addass 8231 ax-mulass 8232 ax-distr 8233 ax-i2m1 8234 ax-0lt1 8235 ax-1rid 8236 ax-0id 8237 ax-rnegex 8238 ax-precex 8239 ax-cnre 8240 ax-pre-ltirr 8241 ax-pre-ltwlin 8242 ax-pre-lttrn 8243 ax-pre-apti 8244 ax-pre-ltadd 8245 ax-pre-mulgt0 8246 ax-pre-mulext 8247 ax-arch 8248 ax-caucvg 8249 ax-pre-suploc 8250 ax-addf 8251 ax-mulf 8252 |
| This theorem depends on definitions: df-bi 117 df-stab 839 df-dc 843 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rmo 2530 df-rab 2531 df-v 2817 df-sbc 3045 df-csb 3141 df-dif 3215 df-un 3217 df-in 3219 df-ss 3226 df-nul 3511 df-if 3623 df-pw 3673 df-sn 3697 df-pr 3698 df-op 3700 df-uni 3917 df-int 3952 df-iun 3995 df-disj 4088 df-br 4112 df-opab 4174 df-mpt 4175 df-tr 4211 df-id 4416 df-po 4419 df-iso 4420 df-iord 4489 df-on 4491 df-ilim 4492 df-suc 4494 df-iom 4715 df-xp 4757 df-rel 4758 df-cnv 4759 df-co 4760 df-dm 4761 df-rn 4762 df-res 4763 df-ima 4764 df-iota 5314 df-fun 5356 df-fn 5357 df-f 5358 df-f1 5359 df-fo 5360 df-f1o 5361 df-fv 5362 df-isom 5363 df-riota 6005 df-ov 6055 df-oprab 6056 df-mpo 6057 df-of 6268 df-1st 6336 df-2nd 6337 df-recs 6538 df-irdg 6603 df-frec 6624 df-1o 6649 df-oadd 6653 df-er 6769 df-map 6886 df-pm 6887 df-en 6978 df-dom 6979 df-fin 6980 df-sup 7277 df-inf 7278 df-pnf 8312 df-mnf 8313 df-xr 8314 df-ltxr 8315 df-le 8316 df-sub 8448 df-neg 8449 df-reap 8851 df-ap 8858 df-div 8949 df-inn 9240 df-2 9298 df-3 9299 df-4 9300 df-5 9301 df-6 9302 df-7 9303 df-8 9304 df-9 9305 df-n0 9499 df-z 9580 df-uz 9857 df-q 9955 df-rp 9990 df-xneg 10108 df-xadd 10109 df-ioo 10228 df-ioc 10229 df-ico 10230 df-icc 10231 df-fz 10346 df-fzo 10481 df-seqfrec 10814 df-exp 10905 df-fac 11092 df-bc 11114 df-ihash 11143 df-shft 11504 df-cj 11531 df-re 11532 df-im 11533 df-rsqrt 11687 df-abs 11688 df-clim 11968 df-sumdc 12043 df-ef 12338 df-sin 12340 df-cos 12341 df-pi 12343 df-rest 13471 df-topgen 13490 df-psmet 14708 df-xmet 14709 df-met 14710 df-bl 14711 df-mopn 14712 df-top 14880 df-topon 14893 df-bases 14925 df-ntr 14978 df-cn 15070 df-cnp 15071 df-tx 15135 df-cncf 15453 df-limced 15538 df-dvap 15539 |
| This theorem is referenced by: sinkpi 15729 |
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