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| Mirrors > Home > ILE Home > Th. List > sinhalfpip | Unicode version | ||
| Description: The sine of |
| Ref | Expression |
|---|---|
| sinhalfpip |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | halfpire 15583 |
. . . 4
| |
| 2 | 1 | recni 8234 |
. . 3
|
| 3 | sinadd 12358 |
. . 3
| |
| 4 | 2, 3 | mpan 424 |
. 2
|
| 5 | sinhalfpi 15587 |
. . . . 5
| |
| 6 | 5 | oveq1i 6038 |
. . . 4
|
| 7 | coscl 12329 |
. . . . 5
| |
| 8 | 7 | mulid2d 8241 |
. . . 4
|
| 9 | 6, 8 | eqtrid 2276 |
. . 3
|
| 10 | coshalfpi 15588 |
. . . . 5
| |
| 11 | 10 | oveq1i 6038 |
. . . 4
|
| 12 | sincl 12328 |
. . . . 5
| |
| 13 | 12 | mul02d 8614 |
. . . 4
|
| 14 | 11, 13 | eqtrid 2276 |
. . 3
|
| 15 | 9, 14 | oveq12d 6046 |
. 2
|
| 16 | 7 | addridd 8371 |
. 2
|
| 17 | 4, 15, 16 | 3eqtrd 2268 |
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 2204 ax-14 2205 ax-ext 2213 ax-coll 4209 ax-sep 4212 ax-nul 4220 ax-pow 4270 ax-pr 4305 ax-un 4536 ax-setind 4641 ax-iinf 4692 ax-cnex 8166 ax-resscn 8167 ax-1cn 8168 ax-1re 8169 ax-icn 8170 ax-addcl 8171 ax-addrcl 8172 ax-mulcl 8173 ax-mulrcl 8174 ax-addcom 8175 ax-mulcom 8176 ax-addass 8177 ax-mulass 8178 ax-distr 8179 ax-i2m1 8180 ax-0lt1 8181 ax-1rid 8182 ax-0id 8183 ax-rnegex 8184 ax-precex 8185 ax-cnre 8186 ax-pre-ltirr 8187 ax-pre-ltwlin 8188 ax-pre-lttrn 8189 ax-pre-apti 8190 ax-pre-ltadd 8191 ax-pre-mulgt0 8192 ax-pre-mulext 8193 ax-arch 8194 ax-caucvg 8195 ax-pre-suploc 8196 ax-addf 8197 ax-mulf 8198 |
| 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 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ne 2404 df-nel 2499 df-ral 2516 df-rex 2517 df-reu 2518 df-rmo 2519 df-rab 2520 df-v 2805 df-sbc 3033 df-csb 3129 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-nul 3497 df-if 3608 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-uni 3899 df-int 3934 df-iun 3977 df-disj 4070 df-br 4094 df-opab 4156 df-mpt 4157 df-tr 4193 df-id 4396 df-po 4399 df-iso 4400 df-iord 4469 df-on 4471 df-ilim 4472 df-suc 4474 df-iom 4695 df-xp 4737 df-rel 4738 df-cnv 4739 df-co 4740 df-dm 4741 df-rn 4742 df-res 4743 df-ima 4744 df-iota 5293 df-fun 5335 df-fn 5336 df-f 5337 df-f1 5338 df-fo 5339 df-f1o 5340 df-fv 5341 df-isom 5342 df-riota 5981 df-ov 6031 df-oprab 6032 df-mpo 6033 df-of 6244 df-1st 6312 df-2nd 6313 df-recs 6514 df-irdg 6579 df-frec 6600 df-1o 6625 df-oadd 6629 df-er 6745 df-map 6862 df-pm 6863 df-en 6953 df-dom 6954 df-fin 6955 df-sup 7226 df-inf 7227 df-pnf 8259 df-mnf 8260 df-xr 8261 df-ltxr 8262 df-le 8263 df-sub 8395 df-neg 8396 df-reap 8798 df-ap 8805 df-div 8896 df-inn 9187 df-2 9245 df-3 9246 df-4 9247 df-5 9248 df-6 9249 df-7 9250 df-8 9251 df-9 9252 df-n0 9446 df-z 9523 df-uz 9799 df-q 9897 df-rp 9932 df-xneg 10050 df-xadd 10051 df-ioo 10170 df-ioc 10171 df-ico 10172 df-icc 10173 df-fz 10287 df-fzo 10421 df-seqfrec 10754 df-exp 10845 df-fac 11032 df-bc 11054 df-ihash 11082 df-shft 11436 df-cj 11463 df-re 11464 df-im 11465 df-rsqrt 11619 df-abs 11620 df-clim 11900 df-sumdc 11975 df-ef 12270 df-sin 12272 df-cos 12273 df-pi 12275 df-rest 13385 df-topgen 13404 df-psmet 14619 df-xmet 14620 df-met 14621 df-bl 14622 df-mopn 14623 df-top 14789 df-topon 14802 df-bases 14834 df-ntr 14887 df-cn 14979 df-cnp 14980 df-tx 15044 df-cncf 15362 df-limced 15447 df-dvap 15448 |
| This theorem is referenced by: sincosq2sgn 15618 sincosq3sgn 15619 sincosq4sgn 15620 cosq23lt0 15624 |
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