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| Mirrors > Home > ILE Home > Th. List > lttrd | Unicode version | ||
| Description: Transitive law deduction for 'less than'. (Contributed by NM, 9-Jan-2006.) |
| Ref | Expression |
|---|---|
| ltd.1 |
|
| ltd.2 |
|
| letrd.3 |
|
| lttrd.4 |
|
| lttrd.5 |
|
| Ref | Expression |
|---|---|
| lttrd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | lttrd.4 |
. 2
| |
| 2 | lttrd.5 |
. 2
| |
| 3 | ltd.1 |
. . 3
| |
| 4 | ltd.2 |
. . 3
| |
| 5 | letrd.3 |
. . 3
| |
| 6 | lttr 8399 |
. . 3
| |
| 7 | 3, 4, 5, 6 | syl3anc 1278 |
. 2
|
| 8 | 1, 2, 7 | mp2and 437 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4249 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-cnex 8270 ax-resscn 8271 ax-pre-lttrn 8293 |
| This proof depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-rab 2537 df-v 2823 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-br 4131 df-opab 4193 df-xp 4780 df-pnf 8362 df-mnf 8363 df-ltxr 8365 |
| This theorem is used by: exbtwnzlemex 10684 rebtwn2z 10689 qbtwnrelemcalc 10690 expgt1 11014 ltexp2a 11028 expnlbnd2 11103 nn0ltexp2 11147 expcanlem 11153 expcan 11154 ssenneg 11280 cvg1nlemcxze 11748 cvg1nlemcau 11750 cvg1nlemres 11751 recvguniqlem 11760 resqrexlemdecn 11778 resqrexlemcvg 11785 resqrexlemga 11789 qdenre 11968 reccn2ap 12079 georeclim 12280 geoisumr 12285 cvgratz 12299 efcllemp 12425 efgt1 12464 cos12dec 12535 dvdslelemd 12610 pythagtriplem13 13055 fldivp1 13127 4sqlem12 13181 nninfdclemlt 13342 ivthinclemlr 15738 ivthinclemur 15740 hovera 15748 ivthdichlem 15752 limcimolemlt 15765 reeff1olem 15872 sin0pilem1 15882 pilem3 15884 coseq0negpitopi 15937 tangtx 15939 cos02pilt1 15952 rplogcl 15980 cxplt 16018 cxple 16019 ltexp2 16043 mersenne 16111 lgsquadlem2 16197 cvgcmp2nlemabs 17081 trilpolemlt1 17090 apdifflemf 17095 |
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