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| Mirrors > Home > ILE Home > Th. List > fzsplit3 | Unicode version | ||
| Description: Split a finite interval of integers into two parts. (Contributed by Thierry Arnoux, 2-May-2017.) |
| Ref | Expression |
|---|---|
| fzsplit3 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzelz 10378 |
. . . . . 6
| |
| 2 | elfzelz 10378 |
. . . . . . 7
| |
| 3 | peano2zm 9632 |
. . . . . . 7
| |
| 4 | 2, 3 | syl 14 |
. . . . . 6
|
| 5 | zlelttric 9639 |
. . . . . 6
| |
| 6 | 1, 4, 5 | syl2anr 290 |
. . . . 5
|
| 7 | elfzuz 10374 |
. . . . . . 7
| |
| 8 | 1zzd 9621 |
. . . . . . . 8
| |
| 9 | 2, 8 | zsubcld 9723 |
. . . . . . 7
|
| 10 | elfz5 10370 |
. . . . . . 7
| |
| 11 | 7, 9, 10 | syl2anr 290 |
. . . . . 6
|
| 12 | elfzuz3 10375 |
. . . . . . . . 9
| |
| 13 | 12 | adantl 277 |
. . . . . . . 8
|
| 14 | elfzuzb 10372 |
. . . . . . . . 9
| |
| 15 | 14 | rbaib 929 |
. . . . . . . 8
|
| 16 | 13, 15 | syl 14 |
. . . . . . 7
|
| 17 | eluz 9885 |
. . . . . . . 8
| |
| 18 | 2, 1, 17 | syl2an 289 |
. . . . . . 7
|
| 19 | zlem1lt 9651 |
. . . . . . . 8
| |
| 20 | 2, 1, 19 | syl2an 289 |
. . . . . . 7
|
| 21 | 16, 18, 20 | 3bitrd 214 |
. . . . . 6
|
| 22 | 11, 21 | orbi12d 801 |
. . . . 5
|
| 23 | 6, 22 | mpbird 167 |
. . . 4
|
| 24 | elfzuz 10374 |
. . . . . . 7
| |
| 25 | 24 | adantl 277 |
. . . . . 6
|
| 26 | elfzuz3 10375 |
. . . . . . 7
| |
| 27 | elfzuz3 10375 |
. . . . . . . . . 10
| |
| 28 | 27 | adantl 277 |
. . . . . . . . 9
|
| 29 | peano2uz 9933 |
. . . . . . . . 9
| |
| 30 | 28, 29 | syl 14 |
. . . . . . . 8
|
| 31 | 2 | zcnd 9719 |
. . . . . . . . . . 11
|
| 32 | 1cnd 8306 |
. . . . . . . . . . 11
| |
| 33 | 31, 32 | npcand 8604 |
. . . . . . . . . 10
|
| 34 | 33 | eleq1d 2303 |
. . . . . . . . 9
|
| 35 | 34 | adantr 276 |
. . . . . . . 8
|
| 36 | 30, 35 | mpbid 147 |
. . . . . . 7
|
| 37 | uztrn 9889 |
. . . . . . 7
| |
| 38 | 26, 36, 37 | syl2an2r 599 |
. . . . . 6
|
| 39 | elfzuzb 10372 |
. . . . . 6
| |
| 40 | 25, 38, 39 | sylanbrc 417 |
. . . . 5
|
| 41 | elfzuz 10374 |
. . . . . . 7
| |
| 42 | elfzuz 10374 |
. . . . . . 7
| |
| 43 | uztrn 9889 |
. . . . . . 7
| |
| 44 | 41, 42, 43 | syl2anr 290 |
. . . . . 6
|
| 45 | elfzuz3 10375 |
. . . . . . 7
| |
| 46 | 45 | adantl 277 |
. . . . . 6
|
| 47 | 44, 46, 39 | sylanbrc 417 |
. . . . 5
|
| 48 | 40, 47 | jaodan 805 |
. . . 4
|
| 49 | 23, 48 | impbida 600 |
. . 3
|
| 50 | elun 3364 |
. . 3
| |
| 51 | 49, 50 | bitr4di 198 |
. 2
|
| 52 | 51 | eqrdv 2232 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 619 ax-in2 620 ax-io 717 ax-5 1496 ax-7 1497 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-10 1554 ax-11 1555 ax-i12 1556 ax-bndl 1558 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-i5r 1584 ax-13 2207 ax-14 2208 ax-ext 2216 ax-sep 4233 ax-pow 4292 ax-pr 4327 ax-un 4559 ax-setind 4664 ax-cnex 8234 ax-resscn 8235 ax-1cn 8236 ax-1re 8237 ax-icn 8238 ax-addcl 8239 ax-addrcl 8240 ax-mulcl 8241 ax-addcom 8243 ax-addass 8245 ax-distr 8247 ax-i2m1 8248 ax-0lt1 8249 ax-0id 8251 ax-rnegex 8252 ax-cnre 8254 ax-pre-ltirr 8255 ax-pre-ltwlin 8256 ax-pre-lttrn 8257 ax-pre-ltadd 8259 |
| This theorem depends on definitions: df-bi 117 df-3or 1006 df-3an 1007 df-tru 1401 df-fal 1404 df-nf 1510 df-sb 1812 df-eu 2085 df-mo 2086 df-clab 2221 df-cleq 2227 df-clel 2230 df-nfc 2375 df-ne 2415 df-nel 2510 df-ral 2527 df-rex 2528 df-reu 2529 df-rab 2531 df-v 2817 df-sbc 3046 df-dif 3216 df-un 3218 df-in 3220 df-ss 3227 df-pw 3676 df-sn 3700 df-pr 3701 df-op 3703 df-uni 3920 df-int 3955 df-br 4115 df-opab 4177 df-mpt 4178 df-id 4419 df-xp 4760 df-rel 4761 df-cnv 4762 df-co 4763 df-dm 4764 df-rn 4765 df-res 4766 df-ima 4767 df-iota 5317 df-fun 5359 df-fn 5360 df-f 5361 df-fv 5365 df-riota 6011 df-ov 6061 df-oprab 6062 df-mpo 6063 df-pnf 8326 df-mnf 8327 df-xr 8328 df-ltxr 8329 df-le 8330 df-sub 8462 df-neg 8463 df-inn 9255 df-n0 9514 df-z 9595 df-uz 9872 df-fz 10362 |
| This theorem is referenced by: ballotfilemgun 13212 |
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