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| Mirrors > Home > ILE Home > Th. List > 0le1 | Unicode version | ||
| Description: 0 is less than or equal to 1. (Contributed by Mario Carneiro, 29-Apr-2015.) |
| Ref | Expression |
|---|---|
| 0le1 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0re 8326 |
. 2
| |
| 2 | 1re 8325 |
. 2
| |
| 3 | 0lt1 8453 |
. 2
| |
| 4 | 1, 2, 3 | ltleii 8428 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
class class class wbr 4130 |
| 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-1re 8273 ax-addrcl 8276 ax-0lt1 8285 ax-rnegex 8288 ax-pre-ltirr 8291 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-cnv 4782 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 |
| This theorem is used by: lemulge11 9196 sup3exmid 9287 0le2 9394 1eluzge0 9974 0elunit 10388 1elunit 10389 fldiv4p1lem1div2 10740 q1mod 10793 expge0 11012 expge1 11013 faclbnd3 11181 sqrt1 11812 sqrt2gt1lt2 11815 abs1 11838 cvgratnnlembern 12290 fprodge0 12404 fprodge1 12406 ege2le3 12438 sinbnd 12519 cosbnd 12520 cos2bnd 12527 nn0oddm1d2 12676 flodddiv4 12703 sqnprm 12914 isprm5lem 12919 sqrt2irrap 12958 nn0sqrtelqelz 12984 pythagtriplem3 13046 ballotfilem2 13228 ballotfilem4 13241 ballotfilemic 13250 ballotfilem1c 13251 sinhalfpilem 15892 zabsle1 16118 lgslem2 16120 lgsfcl2 16125 lgsdir2lem1 16147 lgsne0 16157 lgsdinn0 16167 m1lgs 16204 trilpolemclim 17085 trilpolemlt1 17090 nconstwlpolemgt0 17114 |
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