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| Mirrors > Home > ILE Home > Th. List > elfz0ubfz0 | Unicode version | ||
| Description: An element of a finite set of sequential nonnegative integers is an element of a finite set of sequential nonnegative integers with the upper bound being an element of the finite set of sequential nonnegative integers with the same lower bound as for the first interval and the element under consideration as upper bound. (Contributed by Alexander van der Vekens, 3-Apr-2018.) |
| Ref | Expression |
|---|---|
| elfz0ubfz0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfz2nn0 10497 |
. . . 4
| |
| 2 | elfz2 10397 |
. . . . . 6
| |
| 3 | simpr1 1034 |
. . . . . . . 8
| |
| 4 | elnn0z 9636 |
. . . . . . . . . . . . . . . . 17
| |
| 5 | simpr 110 |
. . . . . . . . . . . . . . . . . . . 20
| |
| 6 | 0z 9634 |
. . . . . . . . . . . . . . . . . . . . 21
| |
| 7 | zletr 9673 |
. . . . . . . . . . . . . . . . . . . . 21
| |
| 8 | 6, 7 | mp3an1 1365 |
. . . . . . . . . . . . . . . . . . . 20
|
| 9 | elnn0z 9636 |
. . . . . . . . . . . . . . . . . . . . 21
| |
| 10 | 9 | simplbi2 385 |
. . . . . . . . . . . . . . . . . . . 20
|
| 11 | 5, 8, 10 | sylsyld 58 |
. . . . . . . . . . . . . . . . . . 19
|
| 12 | 11 | expd 258 |
. . . . . . . . . . . . . . . . . 18
|
| 13 | 12 | impancom 260 |
. . . . . . . . . . . . . . . . 17
|
| 14 | 4, 13 | sylbi 121 |
. . . . . . . . . . . . . . . 16
|
| 15 | 14 | com13 80 |
. . . . . . . . . . . . . . 15
|
| 16 | 15 | adantr 276 |
. . . . . . . . . . . . . 14
|
| 17 | 16 | com12 30 |
. . . . . . . . . . . . 13
|
| 18 | 17 | 3ad2ant3 1051 |
. . . . . . . . . . . 12
|
| 19 | 18 | imp 124 |
. . . . . . . . . . 11
|
| 20 | 19 | com12 30 |
. . . . . . . . . 10
|
| 21 | 20 | 3ad2ant1 1049 |
. . . . . . . . 9
|
| 22 | 21 | impcom 125 |
. . . . . . . 8
|
| 23 | simplrl 541 |
. . . . . . . 8
| |
| 24 | 3, 22, 23 | 3jca 1208 |
. . . . . . 7
|
| 25 | 24 | ex 115 |
. . . . . 6
|
| 26 | 2, 25 | sylbi 121 |
. . . . 5
|
| 27 | 26 | com12 30 |
. . . 4
|
| 28 | 1, 27 | sylbi 121 |
. . 3
|
| 29 | 28 | imp 124 |
. 2
|
| 30 | elfz2nn0 10497 |
. 2
| |
| 31 | 29, 30 | sylibr 134 |
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 623 ax-in2 624 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-14 2212 ax-ext 2220 ax-sep 4244 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-cnex 8260 ax-resscn 8261 ax-1cn 8262 ax-1re 8263 ax-icn 8264 ax-addcl 8265 ax-addrcl 8266 ax-mulcl 8267 ax-addcom 8269 ax-addass 8271 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-0id 8277 ax-rnegex 8278 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-ltadd 8285 |
| This theorem depends on definitions: df-bi 117 df-3or 1010 df-3an 1011 df-tru 1405 df-fal 1408 df-nf 1514 df-sb 1816 df-eu 2089 df-mo 2090 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ne 2421 df-nel 2516 df-ral 2533 df-rex 2534 df-reu 2535 df-rab 2537 df-v 2823 df-sbc 3052 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-br 4126 df-opab 4188 df-mpt 4189 df-id 4433 df-xp 4775 df-rel 4776 df-cnv 4777 df-co 4778 df-dm 4779 df-rn 4780 df-res 4781 df-ima 4782 df-iota 5332 df-fun 5374 df-fn 5375 df-f 5376 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-pnf 8352 df-mnf 8353 df-xr 8354 df-ltxr 8355 df-le 8356 df-sub 8489 df-neg 8490 df-inn 9284 df-n0 9543 df-z 9624 df-uz 9901 df-fz 10391 |
| This theorem is referenced by: swrdswrd 11455 |
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