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| Mirrors > Home > ILE Home > Th. List > fz0fzdiffz0 | Unicode version | ||
| Description: The difference of an integer in a finite set of sequential nonnegative integers and and an integer of a finite set of sequential integers with the same upper bound and the nonnegative integer as lower bound is a member of the finite set of sequential nonnegative integers. (Contributed by Alexander van der Vekens, 6-Jun-2018.) |
| Ref | Expression |
|---|---|
| fz0fzdiffz0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | fz0fzelfz0 10319 |
. . 3
| |
| 2 | elfzle1 10219 |
. . . . . . 7
| |
| 3 | 2 | adantl 277 |
. . . . . 6
|
| 4 | 3 | adantl 277 |
. . . . 5
|
| 5 | elfznn0 10306 |
. . . . . . 7
| |
| 6 | 5 | adantr 276 |
. . . . . 6
|
| 7 | elfznn0 10306 |
. . . . . 6
| |
| 8 | nn0sub 9509 |
. . . . . 6
| |
| 9 | 6, 7, 8 | syl2anr 290 |
. . . . 5
|
| 10 | 4, 9 | mpbid 147 |
. . . 4
|
| 11 | elfz3nn0 10307 |
. . . . 5
| |
| 12 | 11 | adantr 276 |
. . . 4
|
| 13 | elfz2nn0 10304 |
. . . . . . 7
| |
| 14 | elfz2 10207 |
. . . . . . . . . . 11
| |
| 15 | zsubcl 9483 |
. . . . . . . . . . . . . . . . . . . . . . 23
| |
| 16 | 15 | zred 9565 |
. . . . . . . . . . . . . . . . . . . . . 22
|
| 17 | 16 | ancoms 268 |
. . . . . . . . . . . . . . . . . . . . 21
|
| 18 | 17 | 3adant2 1040 |
. . . . . . . . . . . . . . . . . . . 20
|
| 19 | zre 9446 |
. . . . . . . . . . . . . . . . . . . . 21
| |
| 20 | 19 | 3ad2ant3 1044 |
. . . . . . . . . . . . . . . . . . . 20
|
| 21 | zre 9446 |
. . . . . . . . . . . . . . . . . . . . 21
| |
| 22 | 21 | 3ad2ant2 1043 |
. . . . . . . . . . . . . . . . . . . 20
|
| 23 | 18, 20, 22 | 3jca 1201 |
. . . . . . . . . . . . . . . . . . 19
|
| 24 | 23 | adantr 276 |
. . . . . . . . . . . . . . . . . 18
|
| 25 | 24 | adantr 276 |
. . . . . . . . . . . . . . . . 17
|
| 26 | nn0ge0 9390 |
. . . . . . . . . . . . . . . . . . . 20
| |
| 27 | 26 | adantl 277 |
. . . . . . . . . . . . . . . . . . 19
|
| 28 | nn0re 9374 |
. . . . . . . . . . . . . . . . . . . 20
| |
| 29 | subge02 8621 |
. . . . . . . . . . . . . . . . . . . 20
| |
| 30 | 20, 28, 29 | syl2an 289 |
. . . . . . . . . . . . . . . . . . 19
|
| 31 | 27, 30 | mpbid 147 |
. . . . . . . . . . . . . . . . . 18
|
| 32 | 31 | anim1i 340 |
. . . . . . . . . . . . . . . . 17
|
| 33 | letr 8225 |
. . . . . . . . . . . . . . . . 17
| |
| 34 | 25, 32, 33 | sylc 62 |
. . . . . . . . . . . . . . . 16
|
| 35 | 34 | exp31 364 |
. . . . . . . . . . . . . . 15
|
| 36 | 35 | a1i 9 |
. . . . . . . . . . . . . 14
|
| 37 | 36 | com14 88 |
. . . . . . . . . . . . 13
|
| 38 | 37 | adantl 277 |
. . . . . . . . . . . 12
|
| 39 | 38 | impcom 125 |
. . . . . . . . . . 11
|
| 40 | 14, 39 | sylbi 121 |
. . . . . . . . . 10
|
| 41 | 40 | com13 80 |
. . . . . . . . 9
|
| 42 | 41 | impcom 125 |
. . . . . . . 8
|
| 43 | 42 | 3adant3 1041 |
. . . . . . 7
|
| 44 | 13, 43 | sylbi 121 |
. . . . . 6
|
| 45 | 44 | imp 124 |
. . . . 5
|
| 46 | 45 | adantl 277 |
. . . 4
|
| 47 | 10, 12, 46 | 3jca 1201 |
. . 3
|
| 48 | 1, 47 | mpancom 422 |
. 2
|
| 49 | elfz2nn0 10304 |
. 2
| |
| 50 | 48, 49 | 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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4201 ax-pow 4257 ax-pr 4292 ax-un 4523 ax-setind 4628 ax-cnex 8086 ax-resscn 8087 ax-1cn 8088 ax-1re 8089 ax-icn 8090 ax-addcl 8091 ax-addrcl 8092 ax-mulcl 8093 ax-addcom 8095 ax-addass 8097 ax-distr 8099 ax-i2m1 8100 ax-0lt1 8101 ax-0id 8103 ax-rnegex 8104 ax-cnre 8106 ax-pre-ltirr 8107 ax-pre-ltwlin 8108 ax-pre-lttrn 8109 ax-pre-ltadd 8111 |
| This theorem depends on definitions: df-bi 117 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3888 df-int 3923 df-br 4083 df-opab 4145 df-mpt 4146 df-id 4383 df-xp 4724 df-rel 4725 df-cnv 4726 df-co 4727 df-dm 4728 df-rn 4729 df-res 4730 df-ima 4731 df-iota 5277 df-fun 5319 df-fn 5320 df-f 5321 df-fv 5325 df-riota 5953 df-ov 6003 df-oprab 6004 df-mpo 6005 df-pnf 8179 df-mnf 8180 df-xr 8181 df-ltxr 8182 df-le 8183 df-sub 8315 df-neg 8316 df-inn 9107 df-n0 9366 df-z 9443 df-uz 9719 df-fz 10201 |
| This theorem is referenced by: pfxtrcfv 11220 |
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