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Mirrors > Home > ILE Home > Th. List > eqle | Unicode version |
Description: Equality implies 'less than or equal to'. (Contributed by NM, 4-Apr-2005.) |
Ref | Expression |
---|---|
eqle |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | leid 7974 | . 2 | |
2 | breq2 3981 | . . 3 | |
3 | 2 | biimpac 296 | . 2 |
4 | 1, 3 | sylan 281 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wceq 1342 wcel 2135 class class class wbr 3977 cr 7744 cle 7926 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1434 ax-7 1435 ax-gen 1436 ax-ie1 1480 ax-ie2 1481 ax-8 1491 ax-10 1492 ax-11 1493 ax-i12 1494 ax-bndl 1496 ax-4 1497 ax-17 1513 ax-i9 1517 ax-ial 1521 ax-i5r 1522 ax-13 2137 ax-14 2138 ax-ext 2146 ax-sep 4095 ax-pow 4148 ax-pr 4182 ax-un 4406 ax-setind 4509 ax-cnex 7836 ax-resscn 7837 ax-pre-ltirr 7857 |
This theorem depends on definitions: df-bi 116 df-3an 969 df-tru 1345 df-fal 1348 df-nf 1448 df-sb 1750 df-eu 2016 df-mo 2017 df-clab 2151 df-cleq 2157 df-clel 2160 df-nfc 2295 df-ne 2335 df-nel 2430 df-ral 2447 df-rex 2448 df-rab 2451 df-v 2724 df-dif 3114 df-un 3116 df-in 3118 df-ss 3125 df-pw 3556 df-sn 3577 df-pr 3578 df-op 3580 df-uni 3785 df-br 3978 df-opab 4039 df-xp 4605 df-cnv 4607 df-pnf 7927 df-mnf 7928 df-xr 7929 df-ltxr 7930 df-le 7931 |
This theorem is referenced by: eqlei 7984 eqlei2 7985 zletric 9227 zlelttric 9228 zltnle 9229 zleloe 9230 zdcle 9259 qletric 10170 qlelttric 10171 qltnle 10172 iseqf1olemkle 10410 resqrexlemcvg 10951 resqrexlemglsq 10954 cjcn2 11247 cvgratz 11463 |
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