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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 8434 |
. 2
|
| 5 | 1, 4 | ax-mp 5 |
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 4251 ax-pow 4313 ax-pr 4348 ax-un 4580 ax-setind 4686 ax-cnex 8276 ax-resscn 8277 ax-pre-ltirr 8297 ax-pre-lttrn 8299 |
| 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 4132 df-opab 4194 df-xp 4782 df-cnv 4784 df-pnf 8368 df-mnf 8369 df-xr 8370 df-ltxr 8371 df-le 8372 |
| This theorem is used by: 0le1 8816 1le2 9524 1le3 9527 halfge0 9532 decleh 9826 5eluz3 9976 uzuzle23 9977 uzuzle24 9978 uzuzle34 9979 eluz4eluz2 9983 fz0to4untppr 10547 fzo0to42pr 10654 xnn0nnen 10894 4bc2eq6 11234 resqrexlemga 11810 sqrt9 11835 sqrt2gt1lt2 11836 sqrtpclii 11918 0.999... 12312 ef01bndlem 12547 sin01bnd 12548 cos01bnd 12549 cos2bnd 12551 cos12dec 12559 flodddiv4 12727 strleun 13516 dveflem 15969 sinhalfpilem 16035 sincosq1lem 16069 sincos4thpi 16084 sincos6thpi 16086 pigt3 16088 pige3 16089 cosq34lt1 16095 cos02pilt1 16096 cos0pilt1 16097 rpabscxpbnd 16192 2logb9irr 16224 2logb9irrap 16230 log2tlbndlog2 16237 log2ublog2 16241 ppiublem1 16308 ppiqub 16310 bposlem3 16330 bposlem4 16331 bposlem5 16332 bposlem7 16334 bposlem8 16335 bposlem9 16336 lgsdir2lem1 16369 konigsbergiedgwen 16947 konigsberglem1 16951 konigsberglem2 16952 konigsberglem3 16953 ex-fl 16961 ex-gcd 16967 |
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