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Mirrors > Home > ILE Home > Th. List > fzdisj | Unicode version |
Description: Condition for two finite intervals of integers to be disjoint. (Contributed by Jeff Madsen, 17-Jun-2010.) |
Ref | Expression |
---|---|
fzdisj |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elin 3259 | . . . 4 | |
2 | elfzel1 9805 | . . . . . . . 8 | |
3 | 2 | adantl 275 | . . . . . . 7 |
4 | 3 | zred 9173 | . . . . . 6 |
5 | elfzelz 9806 | . . . . . . . 8 | |
6 | 5 | zred 9173 | . . . . . . 7 |
7 | 6 | adantl 275 | . . . . . 6 |
8 | elfzel2 9804 | . . . . . . . 8 | |
9 | 8 | adantr 274 | . . . . . . 7 |
10 | 9 | zred 9173 | . . . . . 6 |
11 | elfzle1 9807 | . . . . . . 7 | |
12 | 11 | adantl 275 | . . . . . 6 |
13 | elfzle2 9808 | . . . . . . 7 | |
14 | 13 | adantr 274 | . . . . . 6 |
15 | 4, 7, 10, 12, 14 | letrd 7886 | . . . . 5 |
16 | 4, 10 | lenltd 7880 | . . . . 5 |
17 | 15, 16 | mpbid 146 | . . . 4 |
18 | 1, 17 | sylbi 120 | . . 3 |
19 | 18 | con2i 616 | . 2 |
20 | 19 | eq0rdv 3407 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wceq 1331 wcel 1480 cin 3070 c0 3363 class class class wbr 3929 (class class class)co 5774 cr 7619 clt 7800 cle 7801 cz 9054 cfz 9790 |
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-ltwlin 7733 |
This theorem depends on definitions: df-bi 116 df-3or 963 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-sbc 2910 df-dif 3073 df-un 3075 df-in 3077 df-ss 3084 df-nul 3364 df-pw 3512 df-sn 3533 df-pr 3534 df-op 3536 df-uni 3737 df-br 3930 df-opab 3990 df-mpt 3991 df-id 4215 df-xp 4545 df-rel 4546 df-cnv 4547 df-co 4548 df-dm 4549 df-rn 4550 df-res 4551 df-ima 4552 df-iota 5088 df-fun 5125 df-fn 5126 df-f 5127 df-fv 5131 df-ov 5777 df-oprab 5778 df-mpo 5779 df-pnf 7802 df-mnf 7803 df-xr 7804 df-ltxr 7805 df-le 7806 df-neg 7936 df-z 9055 df-uz 9327 df-fz 9791 |
This theorem is referenced by: fsumm1 11185 fsum1p 11187 mertenslemi1 11304 strleund 12047 strleun 12048 cvgcmp2nlemabs 13227 |
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