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| Mirrors > Home > ILE Home > Th. List > ltletrd | Unicode version | ||
| Description: Transitive law deduction for 'less than', 'less than or equal to'. (Contributed by NM, 9-Jan-2006.) |
| Ref | Expression |
|---|---|
| ltadd2d.1 |
|
| ltadd2d.2 |
|
| ltadd2d.3 |
|
| ltletrd.4 |
|
| ltletrd.5 |
|
| Ref | Expression |
|---|---|
| ltletrd |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltletrd.4 |
. 2
| |
| 2 | ltletrd.5 |
. 2
| |
| 3 | ltadd2d.1 |
. . 3
| |
| 4 | ltadd2d.2 |
. . 3
| |
| 5 | ltadd2d.3 |
. . 3
| |
| 6 | ltletr 8415 |
. . 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-ltwlin 8292 |
| 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-cnv 4782 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 |
| This theorem is used by: lelttrdi 8755 lediv12a 9226 btwnapz 9780 rpgecl 10093 fznatpl1 10493 elfz1b 10507 exbtwnzlemstep 10692 ceiqle 10763 modqabs 10807 mulp1mod1 10815 seq3f1olemqsumk 10962 seqf1oglem1 10969 expgt1 11027 leexp2a 11042 bernneq3 11113 expnbnd 11114 nn0opthlem2d 11173 cvg1nlemres 11765 resqrexlemlo 11793 resqrexlemnmsq 11797 resqrexlemga 11803 abssubap0 11871 icodiamlt 11961 rpmaxcl 12004 reccn2ap 12095 divcnv 12280 cvgratnnlembern 12306 cvgratnnlemabsle 12310 fprodntrivap 12367 efcllemp 12441 sin01bnd 12540 cos01bnd 12541 sin01gt0 12545 cos12dec 12551 eirraplem 12560 dvdslelemd 12626 bitsmod 12739 bitsinv1lem 12744 dvdsbnd 12749 isprm5 12937 sqrtrirr 13005 1arith 13166 2expltfac 13239 znnen 13338 nninfdclemp1 13390 cnopnap 15761 dedekindeulemlu 15771 suplociccreex 15774 dedekindicclemlu 15780 dedekindicc 15783 ivthinclemlopn 15786 hoverb 15798 limcimolemlt 15814 limccnp2lem 15826 coseq00topi 15986 cosordlem 16000 logdivlti 16033 logdivlt 16046 logdivle 16047 birthdaylem3 16146 pellexlem2 16149 ppiqfi 16158 ppiqltx 16183 bpos1 16208 bposlem1 16209 bposlem2 16210 gausslemma2dlem0c 16268 lgsquadlem1 16294 clwwlkext2edg 16761 |
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