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| Mirrors > Home > ILE Home > Th. List > gzsumshift | Unicode version | ||
| Description: Shifting the indexes of a group sum indexed by consecutive integers. (Contributed by Jim Kingdon, 26-Mar-2026.) |
| Ref | Expression |
|---|---|
| gzsumshift.b |
|
| gzsumshift.g |
|
| gzsumshift.m |
|
| gzsumshift.f |
|
| gzsumshift.s |
|
| Ref | Expression |
|---|---|
| gzsumshift |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gzsumshift.m |
. . . 4
| |
| 2 | 1zzd 9650 |
. . . . 5
| |
| 3 | eluzel2 9905 |
. . . . . 6
| |
| 4 | 1, 3 | syl 14 |
. . . . 5
|
| 5 | 2, 4 | zsubcld 9752 |
. . . 4
|
| 6 | eluzelz 9910 |
. . . . . . . . . . 11
| |
| 7 | 1, 6 | syl 14 |
. . . . . . . . . 10
|
| 8 | 5, 4, 7 | mptfzshft 12187 |
. . . . . . . . 9
|
| 9 | gzsumshift.s |
. . . . . . . . . . 11
| |
| 10 | 4 | zcnd 9748 |
. . . . . . . . . . . . . 14
|
| 11 | 1cnd 8332 |
. . . . . . . . . . . . . 14
| |
| 12 | 10, 11 | pncan3d 8630 |
. . . . . . . . . . . . 13
|
| 13 | 12 | oveq1d 6090 |
. . . . . . . . . . . 12
|
| 14 | 13 | mpteq1d 4211 |
. . . . . . . . . . 11
|
| 15 | 9, 14 | eqtr4id 2290 |
. . . . . . . . . 10
|
| 16 | 13 | eqcomd 2244 |
. . . . . . . . . 10
|
| 17 | eqidd 2239 |
. . . . . . . . . 10
| |
| 18 | 15, 16, 17 | f1oeq123d 5628 |
. . . . . . . . 9
|
| 19 | 8, 18 | mpbird 167 |
. . . . . . . 8
|
| 20 | f1of 5634 |
. . . . . . . 8
| |
| 21 | 19, 20 | syl 14 |
. . . . . . 7
|
| 22 | 21 | adantr 276 |
. . . . . 6
|
| 23 | 1zzd 9650 |
. . . . . . 7
| |
| 24 | 7, 5 | zaddcld 9751 |
. . . . . . . 8
|
| 25 | 24 | adantr 276 |
. . . . . . 7
|
| 26 | elfzelz 10407 |
. . . . . . . . 9
| |
| 27 | 26 | adantl 277 |
. . . . . . . 8
|
| 28 | 5 | adantr 276 |
. . . . . . . 8
|
| 29 | 27, 28 | zaddcld 9751 |
. . . . . . 7
|
| 30 | 4 | zred 9747 |
. . . . . . . . . 10
|
| 31 | 30 | adantr 276 |
. . . . . . . . 9
|
| 32 | 27 | zred 9747 |
. . . . . . . . 9
|
| 33 | 1red 8331 |
. . . . . . . . 9
| |
| 34 | elfzle1 10410 |
. . . . . . . . . 10
| |
| 35 | 34 | adantl 277 |
. . . . . . . . 9
|
| 36 | 31, 32, 33, 35 | lesub2dd 8880 |
. . . . . . . 8
|
| 37 | 33, 31 | resubcld 8698 |
. . . . . . . . 9
|
| 38 | 33, 32, 37 | lesubadd2d 8862 |
. . . . . . . 8
|
| 39 | 36, 38 | mpbid 147 |
. . . . . . 7
|
| 40 | 7 | zred 9747 |
. . . . . . . . 9
|
| 41 | 40 | adantr 276 |
. . . . . . . 8
|
| 42 | elfzle2 10411 |
. . . . . . . . 9
| |
| 43 | 42 | adantl 277 |
. . . . . . . 8
|
| 44 | 32, 41, 37, 43 | leadd1dd 8877 |
. . . . . . 7
|
| 45 | 23, 25, 29, 39, 44 | elfzd 10398 |
. . . . . 6
|
| 46 | fvco3 5770 |
. . . . . 6
| |
| 47 | 22, 45, 46 | syl2anc 415 |
. . . . 5
|
| 48 | 15 | adantr 276 |
. . . . . . . . 9
|
| 49 | 48 | fveq1d 5692 |
. . . . . . . 8
|
| 50 | eqid 2238 |
. . . . . . . . 9
| |
| 51 | oveq1 6082 |
. . . . . . . . 9
| |
| 52 | simpr 110 |
. . . . . . . . . 10
| |
| 53 | 4 | adantr 276 |
. . . . . . . . . . 11
|
| 54 | 7 | adantr 276 |
. . . . . . . . . . 11
|
| 55 | fzaddel 10443 |
. . . . . . . . . . 11
| |
| 56 | 53, 54, 27, 28, 55 | syl22anc 1279 |
. . . . . . . . . 10
|
| 57 | 52, 56 | mpbid 147 |
. . . . . . . . 9
|
| 58 | 29, 28 | zsubcld 9752 |
. . . . . . . . 9
|
| 59 | 50, 51, 57, 58 | fvmptd3 5793 |
. . . . . . . 8
|
| 60 | 49, 59 | eqtrd 2271 |
. . . . . . 7
|
| 61 | 26 | zcnd 9748 |
. . . . . . . . 9
|
| 62 | 61 | adantl 277 |
. . . . . . . 8
|
| 63 | 11, 10 | subcld 8627 |
. . . . . . . . 9
|
| 64 | 63 | adantr 276 |
. . . . . . . 8
|
| 65 | 62, 64 | pncand 8628 |
. . . . . . 7
|
| 66 | 60, 65 | eqtrd 2271 |
. . . . . 6
|
| 67 | 66 | fveq2d 5694 |
. . . . 5
|
| 68 | 47, 67 | eqtr2d 2272 |
. . . 4
|
| 69 | gzsumshift.g |
. . . . 5
| |
| 70 | plusgslid 13443 |
. . . . . 6
| |
| 71 | 70 | slotex 13357 |
. . . . 5
|
| 72 | 69, 71 | syl 14 |
. . . 4
|
| 73 | gzsumshift.f |
. . . . 5
| |
| 74 | 4, 7 | fzfigd 10846 |
. . . . 5
|
| 75 | 73, 74 | fexd 5938 |
. . . 4
|
| 76 | 2, 24 | fzfigd 10846 |
. . . . . 6
|
| 77 | mptexg 5933 |
. . . . . . 7
| |
| 78 | 9, 77 | eqeltrid 2325 |
. . . . . 6
|
| 79 | 76, 78 | syl 14 |
. . . . 5
|
| 80 | coexg 5327 |
. . . . 5
| |
| 81 | 75, 79, 80 | syl2anc 415 |
. . . 4
|
| 82 | 1, 5, 68, 72, 75, 81 | seqshft2g 10897 |
. . 3
|
| 83 | 12 | seqeq1d 10868 |
. . . 4
|
| 84 | 83 | fveq1d 5692 |
. . 3
|
| 85 | 82, 84 | eqtrd 2271 |
. 2
|
| 86 | gzsumshift.b |
. . 3
| |
| 87 | eqid 2238 |
. . 3
| |
| 88 | 86, 87, 69, 1, 73 | gzsumval2 13691 |
. 2
|
| 89 | 1red 8331 |
. . . . . 6
| |
| 90 | eluzle 9913 |
. . . . . . 7
| |
| 91 | 1, 90 | syl 14 |
. . . . . 6
|
| 92 | 30, 40, 89, 91 | lesub2dd 8880 |
. . . . 5
|
| 93 | 89, 30 | resubcld 8698 |
. . . . . 6
|
| 94 | 89, 40, 93 | lesubadd2d 8862 |
. . . . 5
|
| 95 | 92, 94 | mpbid 147 |
. . . 4
|
| 96 | eluz2 9906 |
. . . 4
| |
| 97 | 2, 24, 95, 96 | syl3anbrc 1212 |
. . 3
|
| 98 | 73, 21 | fcod 5548 |
. . 3
|
| 99 | 86, 87, 69, 97, 98 | gzsumval2 13691 |
. 2
|
| 100 | 85, 88, 99 | 3eqtr4d 2281 |
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-coll 4241 ax-sep 4244 ax-nul 4254 ax-pow 4306 ax-pr 4341 ax-un 4573 ax-setind 4679 ax-iinf 4730 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-apti 8284 ax-pre-ltadd 8285 |
| This theorem depends on definitions: df-bi 117 df-dc 847 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-csb 3148 df-dif 3222 df-un 3224 df-in 3226 df-ss 3233 df-nul 3521 df-pw 3687 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-iun 4009 df-br 4126 df-opab 4188 df-mpt 4189 df-tr 4225 df-id 4433 df-iord 4506 df-on 4508 df-ilim 4509 df-suc 4511 df-iom 4733 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-f1 5377 df-fo 5378 df-f1o 5379 df-fv 5380 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-recs 6566 df-frec 6652 df-1o 6677 df-er 6797 df-en 7013 df-fin 7015 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-2 9342 df-n0 9543 df-z 9624 df-uz 9901 df-fz 10391 df-seqfrec 10863 df-ndx 13333 df-slot 13334 df-base 13336 df-plusg 13421 df-0g 13589 df-gzsum 13590 |
| This theorem is referenced by: gzsumgsum 14132 |
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