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| Mirrors > Home > ILE Home > Th. List > sincosq1eq | Unicode version | ||
| Description: Complementarity of the sine and cosine functions in the first quadrant. (Contributed by Paul Chapman, 25-Jan-2008.) |
| Ref | Expression |
|---|---|
| sincosq1eq |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | halfpire 15603 |
. . . . . 6
| |
| 2 | 1 | recni 8251 |
. . . . 5
|
| 3 | mulcl 8219 |
. . . . 5
| |
| 4 | 2, 3 | mpan2 425 |
. . . 4
|
| 5 | coshalfpim 15634 |
. . . 4
| |
| 6 | 4, 5 | syl 14 |
. . 3
|
| 7 | 6 | 3ad2ant1 1045 |
. 2
|
| 8 | adddir 8230 |
. . . . . . 7
| |
| 9 | 2, 8 | mp3an3 1363 |
. . . . . 6
|
| 10 | 9 | 3adant3 1044 |
. . . . 5
|
| 11 | oveq1 6035 |
. . . . . . 7
| |
| 12 | 2 | mullidi 8242 |
. . . . . . 7
|
| 13 | 11, 12 | eqtrdi 2280 |
. . . . . 6
|
| 14 | 13 | 3ad2ant3 1047 |
. . . . 5
|
| 15 | 10, 14 | eqtr3d 2266 |
. . . 4
|
| 16 | mulcl 8219 |
. . . . . . 7
| |
| 17 | 2, 16 | mpan2 425 |
. . . . . 6
|
| 18 | subadd 8441 |
. . . . . 6
| |
| 19 | 2, 4, 17, 18 | mp3an3an 1380 |
. . . . 5
|
| 20 | 19 | 3adant3 1044 |
. . . 4
|
| 21 | 15, 20 | mpbird 167 |
. . 3
|
| 22 | 21 | fveq2d 5652 |
. 2
|
| 23 | 7, 22 | eqtr3d 2266 |
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 8183 ax-resscn 8184 ax-1cn 8185 ax-1re 8186 ax-icn 8187 ax-addcl 8188 ax-addrcl 8189 ax-mulcl 8190 ax-mulrcl 8191 ax-addcom 8192 ax-mulcom 8193 ax-addass 8194 ax-mulass 8195 ax-distr 8196 ax-i2m1 8197 ax-0lt1 8198 ax-1rid 8199 ax-0id 8200 ax-rnegex 8201 ax-precex 8202 ax-cnre 8203 ax-pre-ltirr 8204 ax-pre-ltwlin 8205 ax-pre-lttrn 8206 ax-pre-apti 8207 ax-pre-ltadd 8208 ax-pre-mulgt0 8209 ax-pre-mulext 8210 ax-arch 8211 ax-caucvg 8212 ax-pre-suploc 8213 ax-addf 8214 ax-mulf 8215 |
| 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 7243 df-inf 7244 df-pnf 8275 df-mnf 8276 df-xr 8277 df-ltxr 8278 df-le 8279 df-sub 8411 df-neg 8412 df-reap 8814 df-ap 8821 df-div 8912 df-inn 9203 df-2 9261 df-3 9262 df-4 9263 df-5 9264 df-6 9265 df-7 9266 df-8 9267 df-9 9268 df-n0 9462 df-z 9541 df-uz 9817 df-q 9915 df-rp 9950 df-xneg 10068 df-xadd 10069 df-ioo 10188 df-ioc 10189 df-ico 10190 df-icc 10191 df-fz 10306 df-fzo 10440 df-seqfrec 10773 df-exp 10864 df-fac 11051 df-bc 11073 df-ihash 11101 df-shft 11455 df-cj 11482 df-re 11483 df-im 11484 df-rsqrt 11638 df-abs 11639 df-clim 11919 df-sumdc 11994 df-ef 12289 df-sin 12291 df-cos 12292 df-pi 12294 df-rest 13404 df-topgen 13423 df-psmet 14639 df-xmet 14640 df-met 14641 df-bl 14642 df-mopn 14643 df-top 14809 df-topon 14822 df-bases 14854 df-ntr 14907 df-cn 14999 df-cnp 15000 df-tx 15064 df-cncf 15382 df-limced 15467 df-dvap 15468 |
| This theorem is referenced by: sincos4thpi 15651 sincos6thpi 15653 |
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