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Mirrors > Home > ILE Home > Th. List > difelfznle | Unicode version |
Description: The difference of two integers from a finite set of sequential nonnegative integers increased by the upper bound is also element of this finite set of sequential integers. (Contributed by Alexander van der Vekens, 12-Jun-2018.) |
Ref | Expression |
---|---|
difelfznle |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | elfz2nn0 10047 | . . . . . 6 | |
2 | nn0addcl 9149 | . . . . . . . 8 | |
3 | 2 | nn0zd 9311 | . . . . . . 7 |
4 | 3 | 3adant3 1007 | . . . . . 6 |
5 | 1, 4 | sylbi 120 | . . . . 5 |
6 | elfzelz 9960 | . . . . 5 | |
7 | zsubcl 9232 | . . . . 5 | |
8 | 5, 6, 7 | syl2anr 288 | . . . 4 |
9 | 8 | 3adant3 1007 | . . 3 |
10 | 6 | zred 9313 | . . . . . . 7 |
11 | 10 | adantr 274 | . . . . . 6 |
12 | elfzel2 9958 | . . . . . . . 8 | |
13 | 12 | zred 9313 | . . . . . . 7 |
14 | 13 | adantr 274 | . . . . . 6 |
15 | nn0readdcl 9173 | . . . . . . . . 9 | |
16 | 15 | 3adant3 1007 | . . . . . . . 8 |
17 | 1, 16 | sylbi 120 | . . . . . . 7 |
18 | 17 | adantl 275 | . . . . . 6 |
19 | elfzle2 9963 | . . . . . . 7 | |
20 | elfzle1 9962 | . . . . . . . 8 | |
21 | nn0re 9123 | . . . . . . . . . . . 12 | |
22 | nn0re 9123 | . . . . . . . . . . . 12 | |
23 | 21, 22 | anim12ci 337 | . . . . . . . . . . 11 |
24 | 23 | 3adant3 1007 | . . . . . . . . . 10 |
25 | 1, 24 | sylbi 120 | . . . . . . . . 9 |
26 | addge02 8371 | . . . . . . . . 9 | |
27 | 25, 26 | syl 14 | . . . . . . . 8 |
28 | 20, 27 | mpbid 146 | . . . . . . 7 |
29 | 19, 28 | anim12i 336 | . . . . . 6 |
30 | letr 7981 | . . . . . . 7 | |
31 | 30 | imp 123 | . . . . . 6 |
32 | 11, 14, 18, 29, 31 | syl31anc 1231 | . . . . 5 |
33 | 32 | 3adant3 1007 | . . . 4 |
34 | zre 9195 | . . . . . . . 8 | |
35 | 21, 22 | anim12i 336 | . . . . . . . . . . 11 |
36 | 35 | 3adant3 1007 | . . . . . . . . . 10 |
37 | 1, 36 | sylbi 120 | . . . . . . . . 9 |
38 | readdcl 7879 | . . . . . . . . 9 | |
39 | 37, 38 | syl 14 | . . . . . . . 8 |
40 | 34, 39 | anim12ci 337 | . . . . . . 7 |
41 | 6, 40 | sylan 281 | . . . . . 6 |
42 | 41 | 3adant3 1007 | . . . . 5 |
43 | subge0 8373 | . . . . 5 | |
44 | 42, 43 | syl 14 | . . . 4 |
45 | 33, 44 | mpbird 166 | . . 3 |
46 | elnn0z 9204 | . . 3 | |
47 | 9, 45, 46 | sylanbrc 414 | . 2 |
48 | elfz3nn0 10050 | . . 3 | |
49 | 48 | 3ad2ant1 1008 | . 2 |
50 | elfzelz 9960 | . . . . . 6 | |
51 | zltnle 9237 | . . . . . . . 8 | |
52 | 51 | ancoms 266 | . . . . . . 7 |
53 | zre 9195 | . . . . . . . 8 | |
54 | ltle 7986 | . . . . . . . 8 | |
55 | 53, 34, 54 | syl2anr 288 | . . . . . . 7 |
56 | 52, 55 | sylbird 169 | . . . . . 6 |
57 | 6, 50, 56 | syl2an 287 | . . . . 5 |
58 | 57 | 3impia 1190 | . . . 4 |
59 | 50 | zred 9313 | . . . . . . 7 |
60 | 59 | adantl 275 | . . . . . 6 |
61 | 60, 11, 14 | leadd1d 8437 | . . . . 5 |
62 | 61 | 3adant3 1007 | . . . 4 |
63 | 58, 62 | mpbid 146 | . . 3 |
64 | 18, 11, 14 | lesubadd2d 8442 | . . . 4 |
65 | 64 | 3adant3 1007 | . . 3 |
66 | 63, 65 | mpbird 166 | . 2 |
67 | elfz2nn0 10047 | . 2 | |
68 | 47, 49, 66, 67 | syl3anbrc 1171 | 1 |
Colors of variables: wff set class |
Syntax hints: wn 3 wi 4 wa 103 wb 104 w3a 968 wcel 2136 class class class wbr 3982 (class class class)co 5842 cr 7752 cc0 7753 caddc 7756 clt 7933 cle 7934 cmin 8069 cn0 9114 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-mpt 4045 df-id 4271 df-xp 4610 df-rel 4611 df-cnv 4612 df-co 4613 df-dm 4614 df-rn 4615 df-res 4616 df-ima 4617 df-iota 5153 df-fun 5190 df-fn 5191 df-f 5192 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-uz 9467 df-fz 9945 |
This theorem is referenced by: (None) |
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