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| Mirrors > Home > ILE Home > Th. List > cos02pilt1 | Unicode version | ||
| Description: Cosine is less than one
between zero and |
| Ref | Expression |
|---|---|
| cos02pilt1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elioore 10331 |
. . . . . . 7
| |
| 2 | 1 | adantr 276 |
. . . . . 6
|
| 3 | 2 | adantr 276 |
. . . . 5
|
| 4 | pire 16013 |
. . . . . . 7
| |
| 5 | 4 | a1i 9 |
. . . . . 6
|
| 6 | simpr 110 |
. . . . . 6
| |
| 7 | 5, 3, 6 | ltled 8452 |
. . . . 5
|
| 8 | 0xr 8378 |
. . . . . . . 8
| |
| 9 | 2re 9383 |
. . . . . . . . . 10
| |
| 10 | 9, 4 | remulcli 8346 |
. . . . . . . . 9
|
| 11 | 10 | rexri 8389 |
. . . . . . . 8
|
| 12 | elioo2 10340 |
. . . . . . . 8
| |
| 13 | 8, 11, 12 | mp2an 430 |
. . . . . . 7
|
| 14 | 13 | simp3bi 1045 |
. . . . . 6
|
| 15 | 14 | ad2antrr 492 |
. . . . 5
|
| 16 | elico2 10356 |
. . . . . 6
| |
| 17 | 4, 11, 16 | mp2an 430 |
. . . . 5
|
| 18 | 3, 7, 15, 17 | syl3anbrc 1212 |
. . . 4
|
| 19 | cosq34lt1 16078 |
. . . 4
| |
| 20 | 18, 19 | syl 14 |
. . 3
|
| 21 | 2 | adantr 276 |
. . . . 5
|
| 22 | simplr 533 |
. . . . 5
| |
| 23 | simpr 110 |
. . . . 5
| |
| 24 | halfpire 16019 |
. . . . . . 7
| |
| 25 | 24 | rexri 8389 |
. . . . . 6
|
| 26 | 3re 9387 |
. . . . . . . 8
| |
| 27 | 26, 24 | remulcli 8346 |
. . . . . . 7
|
| 28 | 27 | rexri 8389 |
. . . . . 6
|
| 29 | elioo2 10340 |
. . . . . 6
| |
| 30 | 25, 28, 29 | mp2an 430 |
. . . . 5
|
| 31 | 21, 22, 23, 30 | syl3anbrc 1212 |
. . . 4
|
| 32 | elioore 10331 |
. . . . . 6
| |
| 33 | 32 | recoscld 12516 |
. . . . 5
|
| 34 | 0red 8333 |
. . . . 5
| |
| 35 | 1red 8347 |
. . . . 5
| |
| 36 | cosq23lt0 16060 |
. . . . 5
| |
| 37 | 0lt1 8460 |
. . . . . 6
| |
| 38 | 37 | a1i 9 |
. . . . 5
|
| 39 | 33, 34, 35, 36, 38 | lttrd 8459 |
. . . 4
|
| 40 | 31, 39 | syl 14 |
. . 3
|
| 41 | 2lt3 9486 |
. . . . . 6
| |
| 42 | 2pos 9404 |
. . . . . . . 8
| |
| 43 | 9, 42 | pm3.2i 272 |
. . . . . . 7
|
| 44 | 3pos 9407 |
. . . . . . . 8
| |
| 45 | 26, 44 | pm3.2i 272 |
. . . . . . 7
|
| 46 | pipos 16015 |
. . . . . . . 8
| |
| 47 | 4, 46 | pm3.2i 272 |
. . . . . . 7
|
| 48 | ltdiv2 9225 |
. . . . . . 7
| |
| 49 | 43, 45, 47, 48 | mp3an 1378 |
. . . . . 6
|
| 50 | 41, 49 | mpbi 145 |
. . . . 5
|
| 51 | ltdivmul 9214 |
. . . . . 6
| |
| 52 | 4, 24, 45, 51 | mp3an 1378 |
. . . . 5
|
| 53 | 50, 52 | mpbi 145 |
. . . 4
|
| 54 | axltwlin 8399 |
. . . . 5
| |
| 55 | 4, 27, 2, 54 | mp3an12i 1382 |
. . . 4
|
| 56 | 53, 55 | mpi 15 |
. . 3
|
| 57 | 20, 40, 56 | mpjaodan 810 |
. 2
|
| 58 | 4 | rexri 8389 |
. . . . . 6
|
| 59 | 0re 8332 |
. . . . . . 7
| |
| 60 | 59, 4, 46 | ltleii 8435 |
. . . . . 6
|
| 61 | lbicc2 10403 |
. . . . . 6
| |
| 62 | 8, 58, 60, 61 | mp3an 1378 |
. . . . 5
|
| 63 | 62 | a1i 9 |
. . . 4
|
| 64 | 1 | adantr 276 |
. . . . 5
|
| 65 | 0red 8333 |
. . . . . 6
| |
| 66 | 13 | simp2bi 1044 |
. . . . . . 7
|
| 67 | 66 | adantr 276 |
. . . . . 6
|
| 68 | 65, 64, 67 | ltled 8452 |
. . . . 5
|
| 69 | 4 | a1i 9 |
. . . . . 6
|
| 70 | simpr 110 |
. . . . . 6
| |
| 71 | 64, 69, 70 | ltled 8452 |
. . . . 5
|
| 72 | 59, 4 | elicc2i 10358 |
. . . . 5
|
| 73 | 64, 68, 71, 72 | syl3anbrc 1212 |
. . . 4
|
| 74 | 63, 73, 67 | cosordlem 16077 |
. . 3
|
| 75 | cos0 12522 |
. . 3
| |
| 76 | 74, 75 | breqtrdi 4172 |
. 2
|
| 77 | pirp 16016 |
. . . 4
| |
| 78 | rphalflt 10101 |
. . . 4
| |
| 79 | 77, 78 | ax-mp 5 |
. . 3
|
| 80 | axltwlin 8399 |
. . . 4
| |
| 81 | 24, 4, 1, 80 | mp3an12i 1382 |
. . 3
|
| 82 | 79, 81 | mpi 15 |
. 2
|
| 83 | 57, 76, 82 | mpjaodan 810 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-coll 4248 ax-sep 4251 ax-nul 4261 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-iinf 4737 ax-cnex 8276 ax-resscn 8277 ax-1cn 8278 ax-1re 8279 ax-icn 8280 ax-addcl 8281 ax-addrcl 8282 ax-mulcl 8283 ax-mulrcl 8284 ax-addcom 8285 ax-mulcom 8286 ax-addass 8287 ax-mulass 8288 ax-distr 8289 ax-i2m1 8290 ax-0lt1 8291 ax-1rid 8292 ax-0id 8293 ax-rnegex 8294 ax-precex 8295 ax-cnre 8296 ax-pre-ltirr 8297 ax-pre-ltwlin 8298 ax-pre-lttrn 8299 ax-pre-apti 8300 ax-pre-ltadd 8301 ax-pre-mulgt0 8302 ax-pre-mulext 8303 ax-arch 8304 ax-caucvg 8305 ax-pre-suploc 8306 ax-addf 8307 ax-mulf 8308 |
| This proof depends on definitions: df-bi 117 df-stab 843 df-dc 847 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rmo 2536 df-rab 2537 df-v 2823 df-sbc 3052 df-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-disj 4107 df-br 4132 df-opab 4194 df-mpt 4195 df-tr 4232 df-id 4440 df-po 4443 df-iso 4444 df-iord 4513 df-on 4515 df-ilim 4516 df-suc 4518 df-iom 4740 df-xp 4782 df-rel 4783 df-cnv 4784 df-co 4785 df-dm 4786 df-rn 4787 df-res 4788 df-ima 4789 df-iota 5340 df-fun 5382 df-fn 5383 df-f 5384 df-f1 5385 df-fo 5386 df-f1o 5387 df-fv 5388 df-isom 5389 df-riota 6041 df-ov 6091 df-oprab 6092 df-mpo 6093 df-of 6305 df-1st 6378 df-2nd 6379 df-recs 6580 df-irdg 6645 df-frec 6666 df-1o 6691 df-oadd 6695 df-er 6811 df-map 6928 df-pm 6929 df-en 7027 df-dom 7028 df-fin 7029 df-sup 7330 df-inf 7331 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 df-sub 8506 df-neg 8507 df-reap 8911 df-ap 8918 df-div 9011 df-inn 9314 df-2 9372 df-3 9373 df-4 9374 df-5 9375 df-6 9376 df-7 9377 df-8 9378 df-9 9379 df-n0 9575 df-z 9656 df-uz 9938 df-q 10036 df-rp 10072 df-xneg 10191 df-xadd 10192 df-ioo 10311 df-ioc 10312 df-ico 10313 df-icc 10314 df-fz 10429 df-fzo 10567 df-seqfrec 10906 df-exp 10997 df-fac 11186 df-bc 11208 df-ihash 11237 df-shft 11602 df-cj 11629 df-re 11630 df-im 11631 df-rsqrt 11786 df-abs 11787 df-clim 12070 df-sumdc 12145 df-ef 12440 df-sin 12442 df-cos 12443 df-pi 12445 df-rest 13654 df-topgen 13673 df-psmet 14989 df-xmet 14990 df-met 14991 df-bl 14992 df-mopn 14993 df-top 15224 df-topon 15237 df-bases 15269 df-ntr 15322 df-cn 15414 df-cnp 15415 df-tx 15479 df-cncf 15797 df-limced 15882 df-dvap 15883 |
| This theorem is used by: cos0pilt1 16080 taupi 17330 |
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