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| Description: 'Less than or equal to' expressed in terms of 'less than' or 'equals'. |
| Ref | Expression |
|---|---|
| leloe |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lenlt 6679 |
. 2
| |
| 2 | axlttri 6672 |
. . . . 5
| |
| 3 | 2 | ancoms 484 |
. . . 4
|
| 4 | 3 | con2bid 585 |
. . 3
|
| 5 | eqcom 1886 |
. . . . 5
| |
| 6 | 5 | orbi1i 276 |
. . . 4
|
| 7 | orcom 266 |
. . . 4
| |
| 8 | 6, 7 | bitri 190 |
. . 3
|
| 9 | 4, 8 | syl5rbbr 594 |
. 2
|
| 10 | 1, 9 | bitrd 587 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: ltle 6690 leltne 6691 ltlen 6692 lelttr 6693 ltletr 6694 letr 6695 leid 6701 leloei 6750 lemul1 7011 lemul1OLD 7012 lemul1a 7019 lemul1aOLD 7020 lereci 7063 squeeze0 7107 nnleltp1 7138 nnsubi 7140 sup3 7261 elnn0z 7356 nn0sub 7370 elnn0nn 7380 monoord 7523 snunioolem 7583 fzsuc 7678 om2uzlti 7709 om2uzlt2i 7710 expge0 7833 expge1 7835 expwordi 7848 expword2i 7850 exple1 7852 sqlecan 7887 sqrlem6 7928 sqrlem12 7934 sqrge0i 7952 seq1bndi 8162 cau2i 8165 facdiv 8194 facwordi 8196 bccl2 8223 fsumcmpndx2 8302 expcnvlem6 8493 reeff1o 8691 metxptval 9107 bcthlem16 9292 bcthlem18 9294 bcthlem20 9296 hiidge0 10597 lnopconi 11600 lnfnconi 11627 hmopidmchlem 11722 staddi 11818 stadd3i 11820 elnn00nn 13602 mulgcdlem7 13762 iintlem1 15010 fimaxre 15774 geomcau 15849 oprpiece1res2 15881 piececn 15894 phtpycolem2 16052 pcoval2 16075 pcohtpylem2 16081 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1304 ax-gen 1305 ax-8 1306 ax-9 1307 ax-10 1308 ax-11 1309 ax-12 1310 ax-13 1311 ax-14 1312 ax-17 1317 ax-4 1319 ax-5o 1321 ax-6o 1324 ax-9o 1481 ax-10o 1500 ax-16 1580 ax-11o 1588 ax-ext 1865 ax-rep 3428 ax-sep 3438 ax-nul 3445 ax-pow 3481 ax-pr 3524 ax-un 3790 ax-inf2 5731 |
| This theorem depends on definitions: df-bi 164 df-or 241 df-an 242 df-3or 859 df-3an 860 df-ex 1327 df-sb 1536 df-eu 1775 df-mo 1776 df-clab 1872 df-cleq 1877 df-clel 1880 df-ne 2019 df-nel 2020 df-ral 2109 df-rex 2110 df-reu 2111 df-rab 2112 df-v 2294 df-sbc 2454 df-csb 2541 df-dif 2597 df-un 2600 df-in 2603 df-ss 2605 df-pss 2607 df-nul 2876 df-if 2983 df-pw 3035 df-sn 3049 df-pr 3050 df-tp 3052 df-op 3053 df-uni 3178 df-int 3215 df-iun 3257 df-br 3339 df-opab 3396 df-tr 3412 df-eprel 3583 df-id 3586 df-po 3591 df-so 3604 df-fr 3625 df-we 3644 df-ord 3660 df-on 3661 df-lim 3662 df-suc 3663 df-om 3950 df-xp 4000 df-rel 4001 df-cnv 4002 df-co 4003 df-dm 4004 df-rn 4005 df-res 4006 df-ima 4007 df-fun 4008 df-fn 4009 df-f 4010 df-f1 4011 df-fo 4012 df-f1o 4013 df-fv 4014 df-opr 4886 df-oprab 4887 df-1st 5020 df-2nd 5021 df-rdg 5140 df-1o 5177 df-oadd 5179 df-omul 5180 df-er 5318 df-ec 5320 df-qs 5323 df-en 5427 df-dom 5428 df-sdom 5429 df-ni 6152 df-pli 6153 df-mi 6154 df-lti 6155 df-plpq 6187 df-mpq 6188 df-enq 6189 df-nq 6190 df-plq 6191 df-mq 6192 df-rq 6193 df-ltq 6194 df-1q 6195 df-np 6238 df-1p 6239 df-plp 6240 df-ltp 6242 df-enr 6318 df-nr 6319 df-ltr 6322 df-0r 6323 df-c 6392 df-r 6396 df-lt 6399 df-pnf 6654 df-mnf 6655 df-xr 6656 df-ltxr 6657 df-le 6658 |