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| Mirrors > Home > ILE Home > Th. List > fzsplit2 | Unicode version | ||
| Description: Split a finite interval of integers into two parts. (Contributed by Mario Carneiro, 13-Apr-2016.) |
| Ref | Expression |
|---|---|
| fzsplit2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzelz 9045 |
. . . . . 6
| |
| 2 | eluzel2 8624 |
. . . . . . 7
| |
| 3 | 2 | adantl 271 |
. . . . . 6
|
| 4 | zlelttric 8396 |
. . . . . 6
| |
| 5 | 1, 3, 4 | syl2anr 284 |
. . . . 5
|
| 6 | elfzuz 9041 |
. . . . . . 7
| |
| 7 | elfz5 9037 |
. . . . . . 7
| |
| 8 | 6, 3, 7 | syl2anr 284 |
. . . . . 6
|
| 9 | simpl 107 |
. . . . . . . . 9
| |
| 10 | eluzelz 8628 |
. . . . . . . . 9
| |
| 11 | 9, 10 | syl 14 |
. . . . . . . 8
|
| 12 | eluz 8632 |
. . . . . . . 8
| |
| 13 | 11, 1, 12 | syl2an 283 |
. . . . . . 7
|
| 14 | elfzuz3 9042 |
. . . . . . . . 9
| |
| 15 | 14 | adantl 271 |
. . . . . . . 8
|
| 16 | elfzuzb 9039 |
. . . . . . . . 9
| |
| 17 | 16 | rbaib 863 |
. . . . . . . 8
|
| 18 | 15, 17 | syl 14 |
. . . . . . 7
|
| 19 | zltp1le 8405 |
. . . . . . . 8
| |
| 20 | 3, 1, 19 | syl2an 283 |
. . . . . . 7
|
| 21 | 13, 18, 20 | 3bitr4d 218 |
. . . . . 6
|
| 22 | 8, 21 | orbi12d 739 |
. . . . 5
|
| 23 | 5, 22 | mpbird 165 |
. . . 4
|
| 24 | elfzuz 9041 |
. . . . . . 7
| |
| 25 | 24 | adantl 271 |
. . . . . 6
|
| 26 | simpr 108 |
. . . . . . 7
| |
| 27 | elfzuz3 9042 |
. . . . . . 7
| |
| 28 | uztrn 8635 |
. . . . . . 7
| |
| 29 | 26, 27, 28 | syl2an 283 |
. . . . . 6
|
| 30 | elfzuzb 9039 |
. . . . . 6
| |
| 31 | 25, 29, 30 | sylanbrc 408 |
. . . . 5
|
| 32 | elfzuz 9041 |
. . . . . . 7
| |
| 33 | uztrn 8635 |
. . . . . . 7
| |
| 34 | 32, 9, 33 | syl2anr 284 |
. . . . . 6
|
| 35 | elfzuz3 9042 |
. . . . . . 7
| |
| 36 | 35 | adantl 271 |
. . . . . 6
|
| 37 | 34, 36, 30 | sylanbrc 408 |
. . . . 5
|
| 38 | 31, 37 | jaodan 743 |
. . . 4
|
| 39 | 23, 38 | impbida 560 |
. . 3
|
| 40 | elun 3113 |
. . 3
| |
| 41 | 39, 40 | syl6bbr 196 |
. 2
|
| 42 | 41 | eqrdv 2079 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-1 5 ax-2 6 ax-mp 7 ax-ia1 104 ax-ia2 105 ax-ia3 106 ax-in1 576 ax-in2 577 ax-io 662 ax-5 1376 ax-7 1377 ax-gen 1378 ax-ie1 1422 ax-ie2 1423 ax-8 1435 ax-10 1436 ax-11 1437 ax-i12 1438 ax-bndl 1439 ax-4 1440 ax-13 1444 ax-14 1445 ax-17 1459 ax-i9 1463 ax-ial 1467 ax-i5r 1468 ax-ext 2063 ax-sep 3896 ax-pow 3948 ax-pr 3964 ax-un 4188 ax-setind 4280 ax-cnex 7067 ax-resscn 7068 ax-1cn 7069 ax-1re 7070 ax-icn 7071 ax-addcl 7072 ax-addrcl 7073 ax-mulcl 7074 ax-addcom 7076 ax-addass 7078 ax-distr 7080 ax-i2m1 7081 ax-0lt1 7082 ax-0id 7084 ax-rnegex 7085 ax-cnre 7087 ax-pre-ltirr 7088 ax-pre-ltwlin 7089 ax-pre-lttrn 7090 ax-pre-ltadd 7092 |
| This theorem depends on definitions: df-bi 115 df-3or 920 df-3an 921 df-tru 1287 df-fal 1290 df-nf 1390 df-sb 1686 df-eu 1944 df-mo 1945 df-clab 2068 df-cleq 2074 df-clel 2077 df-nfc 2208 df-ne 2246 df-nel 2340 df-ral 2353 df-rex 2354 df-reu 2355 df-rab 2357 df-v 2603 df-sbc 2816 df-dif 2975 df-un 2977 df-in 2979 df-ss 2986 df-pw 3384 df-sn 3404 df-pr 3405 df-op 3407 df-uni 3602 df-int 3637 df-br 3786 df-opab 3840 df-mpt 3841 df-id 4048 df-xp 4369 df-rel 4370 df-cnv 4371 df-co 4372 df-dm 4373 df-rn 4374 df-res 4375 df-ima 4376 df-iota 4887 df-fun 4924 df-fn 4925 df-f 4926 df-fv 4930 df-riota 5488 df-ov 5535 df-oprab 5536 df-mpt2 5537 df-pnf 7155 df-mnf 7156 df-xr 7157 df-ltxr 7158 df-le 7159 df-sub 7281 df-neg 7282 df-inn 8040 df-n0 8289 df-z 8352 df-uz 8620 df-fz 9030 |
| This theorem is referenced by: fzsplit 9070 fzpred 9087 |
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