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| Mirrors > Home > ILE Home > Th. List > ltleii | Unicode version | ||
| Description: 'Less than' implies 'less than or equal to' (inference). (Contributed by NM, 22-Aug-1999.) |
| Ref | Expression |
|---|---|
| lt.1 |
|
| lt.2 |
|
| ltlei.1 |
|
| Ref | Expression |
|---|---|
| ltleii |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | ltlei.1 |
. 2
| |
| 2 | lt.1 |
. . 3
| |
| 3 | lt.2 |
. . 3
| |
| 4 | 2, 3 | ltlei 8281 |
. 2
|
| 5 | 1, 4 | ax-mp 5 |
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-13 2204 ax-14 2205 ax-ext 2213 ax-sep 4207 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-cnex 8123 ax-resscn 8124 ax-pre-ltirr 8144 ax-pre-lttrn 8146 |
| This theorem depends on definitions: df-bi 117 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-rab 2519 df-v 2804 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-br 4089 df-opab 4151 df-xp 4731 df-cnv 4733 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 |
| This theorem is referenced by: 0le1 8661 1le2 9352 1le3 9355 halfge0 9360 decleh 9645 5eluz3 9795 uzuzle23 9796 uzuzle24 9797 uzuzle34 9798 eluz4eluz2 9802 fz0to4untppr 10359 fzo0to42pr 10465 xnn0nnen 10699 4bc2eq6 11036 resqrexlemga 11584 sqrt9 11609 sqrt2gt1lt2 11610 sqrtpclii 11691 0.999... 12083 ef01bndlem 12318 sin01bnd 12319 cos01bnd 12320 cos2bnd 12322 cos12dec 12330 flodddiv4 12498 strleun 13188 dveflem 15452 sinhalfpilem 15517 sincosq1lem 15551 sincos4thpi 15566 sincos6thpi 15568 pigt3 15570 pige3 15571 cosq34lt1 15576 cos02pilt1 15577 cos0pilt1 15578 rpabscxpbnd 15666 2logb9irr 15697 2logb9irrap 15703 lgsdir2lem1 15759 ex-fl 16324 ex-gcd 16330 |
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