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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 8454 |
. 2
| |
| 4 | 1, 2, 3 | ltleii 8429 |
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 9198 sup3exmid 9289 0le2 9396 1eluzge0 9983 0elunit 10398 1elunit 10399 fldiv4p1lem1div2 10753 q1mod 10806 expge0 11025 expge1 11026 faclbnd3 11195 sqrt1 11826 sqrt2gt1lt2 11829 abs1 11852 cvgratnnlembern 12306 fprodge0 12420 fprodge1 12422 ege2le3 12454 sinbnd 12535 cosbnd 12536 cos2bnd 12543 nn0oddm1d2 12692 flodddiv4 12719 sqnprm 12931 isprm5lem 12936 sqrt2irrap 12976 nn0sqrtelqelz 13002 pythagtriplem3 13066 ballotfilem2 13277 ballotfilem4 13290 ballotfilemic 13299 ballotfilem1c 13300 sinhalfpilem 15942 ppiqub 16194 zabsle1 16216 lgslem2 16218 lgsfcl2 16223 lgsdir2lem1 16245 lgsne0 16255 lgsdinn0 16265 m1lgs 16302 trilpolemclim 17183 trilpolemlt1 17188 nconstwlpolemgt0 17212 |
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