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Mirrors > Home > ILE Home > Th. List > sincosq1sgn | Unicode version |
Description: The signs of the sine and cosine functions in the first quadrant. (Contributed by Paul Chapman, 24-Jan-2008.) |
Ref | Expression |
---|---|
sincosq1sgn |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 0xr 8068 |
. . 3
![]() ![]() ![]() ![]() | |
2 | halfpire 14968 |
. . . 4
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3 | 2 | rexri 8079 |
. . 3
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4 | elioo2 9990 |
. . 3
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5 | 1, 3, 4 | mp2an 426 |
. 2
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6 | sincosq1lem 15001 |
. . 3
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7 | resubcl 8285 |
. . . . . . . 8
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8 | 2, 7 | mpan 424 |
. . . . . . 7
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9 | sincosq1lem 15001 |
. . . . . . 7
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10 | 8, 9 | syl3an1 1282 |
. . . . . 6
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11 | 10 | 3expib 1208 |
. . . . 5
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12 | 0re 8021 |
. . . . . . . . 9
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13 | ltsub13 8464 |
. . . . . . . . 9
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14 | 12, 2, 13 | mp3an12 1338 |
. . . . . . . 8
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15 | 2 | recni 8033 |
. . . . . . . . . 10
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16 | 15 | subid1i 8293 |
. . . . . . . . 9
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17 | 16 | breq2i 4038 |
. . . . . . . 8
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18 | 14, 17 | bitrdi 196 |
. . . . . . 7
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19 | ltsub23 8463 |
. . . . . . . . 9
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20 | 2, 2, 19 | mp3an13 1339 |
. . . . . . . 8
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21 | 15 | subidi 8292 |
. . . . . . . . 9
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22 | 21 | breq1i 4037 |
. . . . . . . 8
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23 | 20, 22 | bitrdi 196 |
. . . . . . 7
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24 | 18, 23 | anbi12d 473 |
. . . . . 6
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25 | 24 | biancomd 271 |
. . . . 5
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26 | recn 8007 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
27 | sinhalfpim 14997 |
. . . . . . 7
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28 | 26, 27 | syl 14 |
. . . . . 6
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29 | 28 | breq2d 4042 |
. . . . 5
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30 | 11, 25, 29 | 3imtr3d 202 |
. . . 4
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31 | 30 | 3impib 1203 |
. . 3
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32 | 6, 31 | jca 306 |
. 2
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33 | 5, 32 | sylbi 121 |
1
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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 615 ax-in2 616 ax-io 710 ax-5 1458 ax-7 1459 ax-gen 1460 ax-ie1 1504 ax-ie2 1505 ax-8 1515 ax-10 1516 ax-11 1517 ax-i12 1518 ax-bndl 1520 ax-4 1521 ax-17 1537 ax-i9 1541 ax-ial 1545 ax-i5r 1546 ax-13 2166 ax-14 2167 ax-ext 2175 ax-coll 4145 ax-sep 4148 ax-nul 4156 ax-pow 4204 ax-pr 4239 ax-un 4465 ax-setind 4570 ax-iinf 4621 ax-cnex 7965 ax-resscn 7966 ax-1cn 7967 ax-1re 7968 ax-icn 7969 ax-addcl 7970 ax-addrcl 7971 ax-mulcl 7972 ax-mulrcl 7973 ax-addcom 7974 ax-mulcom 7975 ax-addass 7976 ax-mulass 7977 ax-distr 7978 ax-i2m1 7979 ax-0lt1 7980 ax-1rid 7981 ax-0id 7982 ax-rnegex 7983 ax-precex 7984 ax-cnre 7985 ax-pre-ltirr 7986 ax-pre-ltwlin 7987 ax-pre-lttrn 7988 ax-pre-apti 7989 ax-pre-ltadd 7990 ax-pre-mulgt0 7991 ax-pre-mulext 7992 ax-arch 7993 ax-caucvg 7994 ax-pre-suploc 7995 ax-addf 7996 ax-mulf 7997 |
This theorem depends on definitions: df-bi 117 df-stab 832 df-dc 836 df-3or 981 df-3an 982 df-tru 1367 df-fal 1370 df-nf 1472 df-sb 1774 df-eu 2045 df-mo 2046 df-clab 2180 df-cleq 2186 df-clel 2189 df-nfc 2325 df-ne 2365 df-nel 2460 df-ral 2477 df-rex 2478 df-reu 2479 df-rmo 2480 df-rab 2481 df-v 2762 df-sbc 2987 df-csb 3082 df-dif 3156 df-un 3158 df-in 3160 df-ss 3167 df-nul 3448 df-if 3559 df-pw 3604 df-sn 3625 df-pr 3626 df-op 3628 df-uni 3837 df-int 3872 df-iun 3915 df-disj 4008 df-br 4031 df-opab 4092 df-mpt 4093 df-tr 4129 df-id 4325 df-po 4328 df-iso 4329 df-iord 4398 df-on 4400 df-ilim 4401 df-suc 4403 df-iom 4624 df-xp 4666 df-rel 4667 df-cnv 4668 df-co 4669 df-dm 4670 df-rn 4671 df-res 4672 df-ima 4673 df-iota 5216 df-fun 5257 df-fn 5258 df-f 5259 df-f1 5260 df-fo 5261 df-f1o 5262 df-fv 5263 df-isom 5264 df-riota 5874 df-ov 5922 df-oprab 5923 df-mpo 5924 df-of 6132 df-1st 6195 df-2nd 6196 df-recs 6360 df-irdg 6425 df-frec 6446 df-1o 6471 df-oadd 6475 df-er 6589 df-map 6706 df-pm 6707 df-en 6797 df-dom 6798 df-fin 6799 df-sup 7045 df-inf 7046 df-pnf 8058 df-mnf 8059 df-xr 8060 df-ltxr 8061 df-le 8062 df-sub 8194 df-neg 8195 df-reap 8596 df-ap 8603 df-div 8694 df-inn 8985 df-2 9043 df-3 9044 df-4 9045 df-5 9046 df-6 9047 df-7 9048 df-8 9049 df-9 9050 df-n0 9244 df-z 9321 df-uz 9596 df-q 9688 df-rp 9723 df-xneg 9841 df-xadd 9842 df-ioo 9961 df-ioc 9962 df-ico 9963 df-icc 9964 df-fz 10078 df-fzo 10212 df-seqfrec 10522 df-exp 10613 df-fac 10800 df-bc 10822 df-ihash 10850 df-shft 10962 df-cj 10989 df-re 10990 df-im 10991 df-rsqrt 11145 df-abs 11146 df-clim 11425 df-sumdc 11500 df-ef 11794 df-sin 11796 df-cos 11797 df-pi 11799 df-rest 12855 df-topgen 12874 df-psmet 14042 df-xmet 14043 df-met 14044 df-bl 14045 df-mopn 14046 df-top 14177 df-topon 14190 df-bases 14222 df-ntr 14275 df-cn 14367 df-cnp 14368 df-tx 14432 df-cncf 14750 df-limced 14835 df-dvap 14836 |
This theorem is referenced by: sincosq2sgn 15003 tanrpcl 15013 tangtx 15014 sincos6thpi 15018 |
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