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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 8314 |
. 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 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-14 2205 ax-ext 2213 ax-sep 4212 ax-pow 4270 ax-pr 4305 |
| This theorem depends on definitions: df-bi 117 df-3an 1007 df-tru 1401 df-nf 1510 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2364 df-ral 2516 df-rex 2517 df-v 2805 df-dif 3203 df-un 3205 df-in 3207 df-ss 3214 df-pw 3658 df-sn 3679 df-pr 3680 df-op 3682 df-br 4094 df-opab 4156 df-xp 4737 df-cnv 4739 df-xr 8277 df-le 8279 |
| This theorem is referenced by: ltnsymd 8358 nltled 8359 lensymd 8360 leadd1 8669 lemul1 8832 leltap 8864 ap0gt0 8879 prodgt0 9091 prodge0 9093 lediv1 9108 lemuldiv 9120 lerec 9123 lt2msq 9125 le2msq 9140 squeeze0 9143 suprleubex 9193 0mnnnnn0 9493 elnn0z 9553 uzm1 9848 infregelbex 9893 fztri3or 10336 fzdisj 10349 uzdisj 10390 nn0disj 10435 fzouzdisj 10479 elfzonelfzo 10538 qdcle 10569 flqeqceilz 10643 modifeq2int 10711 modsumfzodifsn 10721 nn0leexp2 11035 expcanlem 11040 fimaxq 11154 swrdccatin2 11376 resqrexlemoverl 11661 leabs 11714 absle 11729 maxleast 11853 minmax 11870 climge0 11965 pcfac 13003 gsumfzz 13658 cxple 15728 gausslemma2dlem1a 15877 |
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