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Mirrors > Home > ILE Home > Th. List > elioc2 | Unicode version |
Description: Membership in an open-below, closed-above real interval. (Contributed by Paul Chapman, 30-Dec-2007.) (Revised by Mario Carneiro, 14-Jun-2014.) |
Ref | Expression |
---|---|
elioc2 |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | rexr 8002 |
. . 3
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2 | elioc1 9921 |
. . 3
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3 | 1, 2 | sylan2 286 |
. 2
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4 | mnfxr 8013 |
. . . . . . . 8
![]() ![]() ![]() ![]() | |
5 | 4 | a1i 9 |
. . . . . . 7
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6 | simpll 527 |
. . . . . . 7
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7 | simpr1 1003 |
. . . . . . 7
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8 | mnfle 9791 |
. . . . . . . 8
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9 | 8 | ad2antrr 488 |
. . . . . . 7
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10 | simpr2 1004 |
. . . . . . 7
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11 | 5, 6, 7, 9, 10 | xrlelttrd 9809 |
. . . . . 6
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12 | 1 | ad2antlr 489 |
. . . . . . 7
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13 | pnfxr 8009 |
. . . . . . . 8
![]() ![]() ![]() ![]() | |
14 | 13 | a1i 9 |
. . . . . . 7
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15 | simpr3 1005 |
. . . . . . 7
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16 | ltpnf 9779 |
. . . . . . . 8
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17 | 16 | ad2antlr 489 |
. . . . . . 7
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18 | 7, 12, 14, 15, 17 | xrlelttrd 9809 |
. . . . . 6
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19 | xrrebnd 9818 |
. . . . . . 7
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
20 | 7, 19 | syl 14 |
. . . . . 6
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21 | 11, 18, 20 | mpbir2and 944 |
. . . . 5
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22 | 21, 10, 15 | 3jca 1177 |
. . . 4
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23 | 22 | ex 115 |
. . 3
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24 | rexr 8002 |
. . . 4
![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() | |
25 | 24 | 3anim1i 1185 |
. . 3
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26 | 23, 25 | impbid1 142 |
. 2
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27 | 3, 26 | bitrd 188 |
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 614 ax-in2 615 ax-io 709 ax-5 1447 ax-7 1448 ax-gen 1449 ax-ie1 1493 ax-ie2 1494 ax-8 1504 ax-10 1505 ax-11 1506 ax-i12 1507 ax-bndl 1509 ax-4 1510 ax-17 1526 ax-i9 1530 ax-ial 1534 ax-i5r 1535 ax-13 2150 ax-14 2151 ax-ext 2159 ax-sep 4121 ax-pow 4174 ax-pr 4209 ax-un 4433 ax-setind 4536 ax-cnex 7901 ax-resscn 7902 ax-pre-ltirr 7922 ax-pre-ltwlin 7923 ax-pre-lttrn 7924 |
This theorem depends on definitions: df-bi 117 df-3or 979 df-3an 980 df-tru 1356 df-fal 1359 df-nf 1461 df-sb 1763 df-eu 2029 df-mo 2030 df-clab 2164 df-cleq 2170 df-clel 2173 df-nfc 2308 df-ne 2348 df-nel 2443 df-ral 2460 df-rex 2461 df-rab 2464 df-v 2739 df-sbc 2963 df-dif 3131 df-un 3133 df-in 3135 df-ss 3142 df-pw 3577 df-sn 3598 df-pr 3599 df-op 3601 df-uni 3810 df-br 4004 df-opab 4065 df-id 4293 df-po 4296 df-iso 4297 df-xp 4632 df-rel 4633 df-cnv 4634 df-co 4635 df-dm 4636 df-iota 5178 df-fun 5218 df-fv 5224 df-ov 5877 df-oprab 5878 df-mpo 5879 df-pnf 7993 df-mnf 7994 df-xr 7995 df-ltxr 7996 df-le 7997 df-ioc 9892 |
This theorem is referenced by: iocssre 9952 ef01bndlem 11763 sin01bnd 11764 cos01bnd 11765 cos1bnd 11766 sin01gt0 11768 cos01gt0 11769 sin02gt0 11770 sincos1sgn 11771 sincos2sgn 11772 cos12dec 11774 sin0pilem1 14172 sin0pilem2 14173 sinhalfpilem 14182 sincosq1lem 14216 coseq0negpitopi 14227 tangtx 14229 sincos4thpi 14231 pigt3 14235 |
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