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Mirrors > Home > ILE Home > Th. List > lensymd | Unicode version |
Description: 'Less than or equal to' implies 'not less than'. (Contributed by Glauco Siliprandi, 11-Dec-2019.) |
Ref | Expression |
---|---|
ltd.1 | |
ltd.2 | |
lensymd.3 |
Ref | Expression |
---|---|
lensymd |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lensymd.3 | . 2 | |
2 | ltd.1 | . . 3 | |
3 | ltd.2 | . . 3 | |
4 | 2, 3 | lenltd 8037 | . 2 |
5 | 1, 4 | mpbid 146 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wcel 2141 class class class wbr 3989 cr 7773 clt 7954 cle 7955 |
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 609 ax-in2 610 ax-io 704 ax-5 1440 ax-7 1441 ax-gen 1442 ax-ie1 1486 ax-ie2 1487 ax-8 1497 ax-10 1498 ax-11 1499 ax-i12 1500 ax-bndl 1502 ax-4 1503 ax-17 1519 ax-i9 1523 ax-ial 1527 ax-i5r 1528 ax-14 2144 ax-ext 2152 ax-sep 4107 ax-pow 4160 ax-pr 4194 |
This theorem depends on definitions: df-bi 116 df-3an 975 df-tru 1351 df-nf 1454 df-sb 1756 df-eu 2022 df-mo 2023 df-clab 2157 df-cleq 2163 df-clel 2166 df-nfc 2301 df-ral 2453 df-rex 2454 df-v 2732 df-dif 3123 df-un 3125 df-in 3127 df-ss 3134 df-pw 3568 df-sn 3589 df-pr 3590 df-op 3592 df-br 3990 df-opab 4051 df-xp 4617 df-cnv 4619 df-xr 7958 df-le 7960 |
This theorem is referenced by: lbinf 8864 addmodlteq 10354 iseqf1olemab 10445 seq3f1olemqsumk 10455 seq3f1olemqsum 10456 nn0ltexp2 10644 zfz1isolemiso 10774 seq3coll 10777 maxleim 11169 maxabslemval 11172 cvgratz 11495 divalglemnqt 11879 suprzubdc 11907 zsupssdc 11909 bezoutlemsup 11964 dfgcd2 11969 lcmgcdlem 12031 lgsval2lem 13705 trilpolemgt1 14071 trilpolemlt1 14073 |
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