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Mirrors > Home > ILE Home > Th. List > fzaddel | Unicode version |
Description: Membership of a sum in a finite set of sequential integers. (Contributed by NM, 30-Jul-2005.) |
Ref | Expression |
---|---|
fzaddel |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | simpl 108 | . . . . 5 | |
2 | zaddcl 9231 | . . . . 5 | |
3 | 1, 2 | 2thd 174 | . . . 4 |
4 | 3 | adantl 275 | . . 3 |
5 | zre 9195 | . . . . . 6 | |
6 | zre 9195 | . . . . . 6 | |
7 | zre 9195 | . . . . . 6 | |
8 | leadd1 8328 | . . . . . 6 | |
9 | 5, 6, 7, 8 | syl3an 1270 | . . . . 5 |
10 | 9 | 3expb 1194 | . . . 4 |
11 | 10 | adantlr 469 | . . 3 |
12 | zre 9195 | . . . . . . 7 | |
13 | leadd1 8328 | . . . . . . 7 | |
14 | 6, 12, 7, 13 | syl3an 1270 | . . . . . 6 |
15 | 14 | 3com12 1197 | . . . . 5 |
16 | 15 | 3expb 1194 | . . . 4 |
17 | 16 | adantll 468 | . . 3 |
18 | 4, 11, 17 | 3anbi123d 1302 | . 2 |
19 | elfz1 9949 | . . 3 | |
20 | 19 | adantr 274 | . 2 |
21 | zaddcl 9231 | . . . . 5 | |
22 | zaddcl 9231 | . . . . 5 | |
23 | elfz1 9949 | . . . . 5 | |
24 | 21, 22, 23 | syl2an 287 | . . . 4 |
25 | 24 | anandirs 583 | . . 3 |
26 | 25 | adantrl 470 | . 2 |
27 | 18, 20, 26 | 3bitr4d 219 | 1 |
Colors of variables: wff set class |
Syntax hints: wi 4 wa 103 wb 104 w3a 968 wcel 2136 class class class wbr 3982 (class class class)co 5842 cr 7752 caddc 7756 cle 7934 cz 9191 cfz 9944 |
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 604 ax-in2 605 ax-io 699 ax-5 1435 ax-7 1436 ax-gen 1437 ax-ie1 1481 ax-ie2 1482 ax-8 1492 ax-10 1493 ax-11 1494 ax-i12 1495 ax-bndl 1497 ax-4 1498 ax-17 1514 ax-i9 1518 ax-ial 1522 ax-i5r 1523 ax-13 2138 ax-14 2139 ax-ext 2147 ax-sep 4100 ax-pow 4153 ax-pr 4187 ax-un 4411 ax-setind 4514 ax-cnex 7844 ax-resscn 7845 ax-1cn 7846 ax-1re 7847 ax-icn 7848 ax-addcl 7849 ax-addrcl 7850 ax-mulcl 7851 ax-addcom 7853 ax-addass 7855 ax-distr 7857 ax-i2m1 7858 ax-0lt1 7859 ax-0id 7861 ax-rnegex 7862 ax-cnre 7864 ax-pre-ltirr 7865 ax-pre-ltwlin 7866 ax-pre-lttrn 7867 ax-pre-ltadd 7869 |
This theorem depends on definitions: df-bi 116 df-3or 969 df-3an 970 df-tru 1346 df-fal 1349 df-nf 1449 df-sb 1751 df-eu 2017 df-mo 2018 df-clab 2152 df-cleq 2158 df-clel 2161 df-nfc 2297 df-ne 2337 df-nel 2432 df-ral 2449 df-rex 2450 df-reu 2451 df-rab 2453 df-v 2728 df-sbc 2952 df-dif 3118 df-un 3120 df-in 3122 df-ss 3129 df-pw 3561 df-sn 3582 df-pr 3583 df-op 3585 df-uni 3790 df-int 3825 df-br 3983 df-opab 4044 df-id 4271 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-iota 5153 df-fun 5190 df-fv 5196 df-riota 5798 df-ov 5845 df-oprab 5846 df-mpo 5847 df-pnf 7935 df-mnf 7936 df-xr 7937 df-ltxr 7938 df-le 7939 df-sub 8071 df-neg 8072 df-inn 8858 df-n0 9115 df-z 9192 df-fz 9945 |
This theorem is referenced by: fzsubel 9995 ser3mono 10413 bcp1nk 10675 mptfzshft 11383 binomlem 11424 |
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