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| Mirrors > Home > ILE Home > Th. List > isumss2 | Unicode version | ||
| Description: Change the index set of a
sum by adding zeroes. The nonzero elements
are in the contained set |
| Ref | Expression |
|---|---|
| isumss2.ss |
|
| isumss2.adc |
|
| isumss2.c |
|
| isumss2.b |
|
| Ref | Expression |
|---|---|
| isumss2 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | isumss2.ss |
. . . . 5
| |
| 2 | 1 | adantr 276 |
. . . 4
|
| 3 | isumss2.c |
. . . . . 6
| |
| 4 | iftrue 3642 |
. . . . . . . 8
| |
| 5 | 4 | adantl 277 |
. . . . . . 7
|
| 6 | nfcsb1v 3180 |
. . . . . . . . . 10
| |
| 7 | 6 | nfel1 2403 |
. . . . . . . . 9
|
| 8 | csbeq1a 3156 |
. . . . . . . . . 10
| |
| 9 | 8 | eleq1d 2307 |
. . . . . . . . 9
|
| 10 | 7, 9 | rspc 2923 |
. . . . . . . 8
|
| 11 | 10 | impcom 125 |
. . . . . . 7
|
| 12 | 5, 11 | eqeltrd 2315 |
. . . . . 6
|
| 13 | 3, 12 | sylan 283 |
. . . . 5
|
| 14 | 13 | adantlr 481 |
. . . 4
|
| 15 | eldifn 3352 |
. . . . . 6
| |
| 16 | 15 | iffalsed 3647 |
. . . . 5
|
| 17 | 16 | adantl 277 |
. . . 4
|
| 18 | isumss2.adc |
. . . . . . . . . 10
| |
| 19 | 18 | adantr 276 |
. . . . . . . . 9
|
| 20 | eleq1w 2299 |
. . . . . . . . . . 11
| |
| 21 | 20 | dcbid 850 |
. . . . . . . . . 10
|
| 22 | 21 | cbvralv 2786 |
. . . . . . . . 9
|
| 23 | 19, 22 | sylib 122 |
. . . . . . . 8
|
| 24 | 23 | r19.21bi 2638 |
. . . . . . 7
|
| 25 | 24 | adantlr 481 |
. . . . . 6
|
| 26 | 2 | adantr 276 |
. . . . . . . . . 10
|
| 27 | 26 | ssneld 3250 |
. . . . . . . . 9
|
| 28 | 27 | imp 124 |
. . . . . . . 8
|
| 29 | 28 | olcd 746 |
. . . . . . 7
|
| 30 | df-dc 847 |
. . . . . . 7
| |
| 31 | 29, 30 | sylibr 134 |
. . . . . 6
|
| 32 | eleq1w 2299 |
. . . . . . . . 9
| |
| 33 | 32 | dcbid 850 |
. . . . . . . 8
|
| 34 | simplr3 1072 |
. . . . . . . 8
| |
| 35 | simpr 110 |
. . . . . . . 8
| |
| 36 | 33, 34, 35 | rspcdva 2934 |
. . . . . . 7
|
| 37 | exmiddc 848 |
. . . . . . 7
| |
| 38 | 36, 37 | syl 14 |
. . . . . 6
|
| 39 | 25, 31, 38 | mpjaodan 810 |
. . . . 5
|
| 40 | 39 | ralrimiva 2623 |
. . . 4
|
| 41 | simpr1 1034 |
. . . 4
| |
| 42 | simpr2 1035 |
. . . 4
| |
| 43 | simpr3 1036 |
. . . . 5
| |
| 44 | 33 | cbvralv 2786 |
. . . . 5
|
| 45 | 43, 44 | sylib 122 |
. . . 4
|
| 46 | 2, 14, 17, 40, 41, 42, 45 | isumss 12136 |
. . 3
|
| 47 | 1 | adantr 276 |
. . . 4
|
| 48 | 13 | adantlr 481 |
. . . 4
|
| 49 | 16 | adantl 277 |
. . . 4
|
| 50 | 18 | adantr 276 |
. . . 4
|
| 51 | simpr 110 |
. . . 4
| |
| 52 | 47, 48, 49, 50, 51 | fisumss 12137 |
. . 3
|
| 53 | isumss2.b |
. . 3
| |
| 54 | 46, 52, 53 | mpjaodan 810 |
. 2
|
| 55 | iftrue 3642 |
. . . 4
| |
| 56 | 55 | sumeq2i 12108 |
. . 3
|
| 57 | nfcv 2392 |
. . . 4
| |
| 58 | nfv 1581 |
. . . . 5
| |
| 59 | nfcv 2392 |
. . . . 5
| |
| 60 | 58, 6, 59 | nfif 3666 |
. . . 4
|
| 61 | eleq1w 2299 |
. . . . 5
| |
| 62 | 61, 8 | ifbieq1d 3660 |
. . . 4
|
| 63 | 57, 60, 62 | cbvsumi 12106 |
. . 3
|
| 64 | 56, 63 | eqtr3i 2261 |
. 2
|
| 65 | 57, 60, 62 | cbvsumi 12106 |
. 2
|
| 66 | 54, 64, 65 | 3eqtr4g 2296 |
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-mulrcl 8268 ax-addcom 8269 ax-mulcom 8270 ax-addass 8271 ax-mulass 8272 ax-distr 8273 ax-i2m1 8274 ax-0lt1 8275 ax-1rid 8276 ax-0id 8277 ax-rnegex 8278 ax-precex 8279 ax-cnre 8280 ax-pre-ltirr 8281 ax-pre-ltwlin 8282 ax-pre-lttrn 8283 ax-pre-apti 8284 ax-pre-ltadd 8285 ax-pre-mulgt0 8286 ax-pre-mulext 8287 ax-arch 8288 ax-caucvg 8289 |
| 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-rmo 2536 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-if 3636 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-po 4436 df-iso 4437 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-isom 5381 df-riota 6028 df-ov 6078 df-oprab 6079 df-mpo 6080 df-1st 6364 df-2nd 6365 df-recs 6566 df-irdg 6631 df-frec 6652 df-1o 6677 df-oadd 6681 df-er 6797 df-en 7013 df-dom 7014 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-reap 8893 df-ap 8900 df-div 8993 df-inn 9284 df-2 9342 df-3 9343 df-4 9344 df-n0 9543 df-z 9624 df-uz 9901 df-q 9999 df-rp 10034 df-fz 10391 df-fzo 10528 df-seqfrec 10863 df-exp 10954 df-ihash 11193 df-cj 11585 df-re 11586 df-im 11587 df-rsqrt 11742 df-abs 11743 df-clim 12023 df-sumdc 12098 |
| This theorem is referenced by: fsumsplit 12152 sumsplitdc 12177 isumlessdc 12241 sumhashdc 13104 |
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