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Mirrors > Home > ILE Home > Th. List > ltnsymd | Unicode version |
Description: 'Less than' implies 'less than or equal to'. (Contributed by Mario Carneiro, 27-May-2016.) |
Ref | Expression |
---|---|
ltd.1 | |
ltd.2 | |
ltled.1 |
Ref | Expression |
---|---|
ltnsymd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | ltd.1 | . . 3 | |
2 | ltd.2 | . . 3 | |
3 | ltled.1 | . . 3 | |
4 | 1, 2, 3 | ltled 7973 | . 2 |
5 | 1, 2 | lenltd 7972 | . 2 |
6 | 4, 5 | mpbid 146 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wcel 2125 class class class wbr 3961 cr 7710 clt 7891 cle 7892 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 105 ax-ia2 106 ax-ia3 107 ax-in1 604 ax-in2 605 ax-io 699 ax-5 1424 ax-7 1425 ax-gen 1426 ax-ie1 1470 ax-ie2 1471 ax-8 1481 ax-10 1482 ax-11 1483 ax-i12 1484 ax-bndl 1486 ax-4 1487 ax-17 1503 ax-i9 1507 ax-ial 1511 ax-i5r 1512 ax-13 2127 ax-14 2128 ax-ext 2136 ax-sep 4078 ax-pow 4130 ax-pr 4164 ax-un 4388 ax-setind 4490 ax-cnex 7802 ax-resscn 7803 ax-pre-ltirr 7823 ax-pre-lttrn 7825 |
This theorem depends on definitions: df-bi 116 df-3an 965 df-tru 1335 df-fal 1338 df-nf 1438 df-sb 1740 df-eu 2006 df-mo 2007 df-clab 2141 df-cleq 2147 df-clel 2150 df-nfc 2285 df-ne 2325 df-nel 2420 df-ral 2437 df-rex 2438 df-rab 2441 df-v 2711 df-dif 3100 df-un 3102 df-in 3104 df-ss 3111 df-pw 3541 df-sn 3562 df-pr 3563 df-op 3565 df-uni 3769 df-br 3962 df-opab 4022 df-xp 4585 df-cnv 4587 df-pnf 7893 df-mnf 7894 df-xr 7895 df-ltxr 7896 df-le 7897 |
This theorem is referenced by: frec2uzlt2d 10281 resqrexlemgt0 10897 resqrexlemoverl 10898 cvgratz 11406 ivthinclemuopn 12963 ivthinclemdisj 12965 cnplimclemle 12984 efltlemlt 13042 |
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