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| Mirrors > Home > ILE Home > Th. List > lenltd | Unicode version | ||
| Description: 'Less than or equal to' in terms of 'less than'. (Contributed by Mario Carneiro, 27-May-2016.) |
| Ref | Expression |
|---|---|
| ltd.1 |
|
| ltd.2 |
|
| Ref | Expression |
|---|---|
| lenltd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltd.1 |
. 2
| |
| 2 | ltd.2 |
. 2
| |
| 3 | lenlt 8257 |
. 2
| |
| 4 | 1, 2, 3 | syl2anc 411 |
1
|
| 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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-14 2204 ax-ext 2212 ax-sep 4206 ax-pow 4263 ax-pr 4298 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-nf 1509 df-sb 1810 df-eu 2081 df-mo 2082 df-clab 2217 df-cleq 2223 df-clel 2226 df-nfc 2362 df-ral 2514 df-rex 2515 df-v 2803 df-dif 3201 df-un 3203 df-in 3205 df-ss 3212 df-pw 3653 df-sn 3674 df-pr 3675 df-op 3677 df-br 4088 df-opab 4150 df-xp 4730 df-cnv 4732 df-xr 8220 df-le 8222 |
| This theorem is referenced by: ltnsymd 8301 nltled 8302 lensymd 8303 leadd1 8612 lemul1 8775 leltap 8807 ap0gt0 8822 prodgt0 9034 prodge0 9036 lediv1 9051 lemuldiv 9063 lerec 9066 lt2msq 9068 le2msq 9083 squeeze0 9086 suprleubex 9136 0mnnnnn0 9436 elnn0z 9494 uzm1 9789 infregelbex 9834 fztri3or 10276 fzdisj 10289 uzdisj 10330 nn0disj 10375 fzouzdisj 10419 elfzonelfzo 10478 qdcle 10509 flqeqceilz 10583 modifeq2int 10651 modsumfzodifsn 10661 nn0leexp2 10975 expcanlem 10980 fimaxq 11094 swrdccatin2 11316 resqrexlemoverl 11601 leabs 11654 absle 11669 maxleast 11793 minmax 11810 climge0 11905 pcfac 12943 gsumfzz 13598 cxple 15667 gausslemma2dlem1a 15813 |
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