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Mirrors > Home > ILE Home > Th. List > ltleletr | Unicode version |
Description: Transitive law, weaker form of . (Contributed by AV, 14-Oct-2018.) |
Ref | Expression |
---|---|
ltleletr |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | lttr 7838 | . . . . . 6 | |
2 | 1 | 3coml 1188 | . . . . 5 |
3 | 2 | expcomd 1417 | . . . 4 |
4 | con3 631 | . . . 4 | |
5 | 3, 4 | syl6 33 | . . 3 |
6 | lenlt 7840 | . . . . 5 | |
7 | 6 | 3adant1 999 | . . . 4 |
8 | lenlt 7840 | . . . . 5 | |
9 | 8 | 3adant2 1000 | . . . 4 |
10 | 7, 9 | imbi12d 233 | . . 3 |
11 | 5, 10 | sylibrd 168 | . 2 |
12 | 11 | impd 252 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 w3a 962 wcel 1480 class class class wbr 3929 cr 7619 clt 7800 cle 7801 |
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 603 ax-in2 604 ax-io 698 ax-5 1423 ax-7 1424 ax-gen 1425 ax-ie1 1469 ax-ie2 1470 ax-8 1482 ax-10 1483 ax-11 1484 ax-i12 1485 ax-bndl 1486 ax-4 1487 ax-13 1491 ax-14 1492 ax-17 1506 ax-i9 1510 ax-ial 1514 ax-i5r 1515 ax-ext 2121 ax-sep 4046 ax-pow 4098 ax-pr 4131 ax-un 4355 ax-setind 4452 ax-cnex 7711 ax-resscn 7712 ax-pre-lttrn 7734 |
This theorem depends on definitions: df-bi 116 df-3an 964 df-tru 1334 df-fal 1337 df-nf 1437 df-sb 1736 df-eu 2002 df-mo 2003 df-clab 2126 df-cleq 2132 df-clel 2135 df-nfc 2270 df-ne 2309 df-nel 2404 df-ral 2421 df-rex 2422 df-rab 2425 df-v 2688 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-br 3930 df-opab 3990 df-xp 4545 df-cnv 4547 df-pnf 7802 df-mnf 7803 df-xr 7804 df-ltxr 7805 df-le 7806 |
This theorem is referenced by: nn0ge2m1nn 9037 lbzbi 9408 iseqf1olemqk 10267 |
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