| Mathbox for Jim Kingdon |
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| Mirrors > Home > ILE Home > Th. List > Mathboxes > gfsumsn | Unicode version | ||
| Description: Group sum of a singleton. (Contributed by Jim Kingdon, 2-Apr-2026.) |
| Ref | Expression |
|---|---|
| gfsumsn.b |
|
| gfsumsn.s |
|
| Ref | Expression |
|---|---|
| gfsumsn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | gfsumsn.b |
. . 3
| |
| 2 | simp1 1023 |
. . 3
| |
| 3 | elsni 3687 |
. . . . . . 7
| |
| 4 | gfsumsn.s |
. . . . . . 7
| |
| 5 | 3, 4 | syl 14 |
. . . . . 6
|
| 6 | 5 | adantl 277 |
. . . . 5
|
| 7 | simpl3 1028 |
. . . . 5
| |
| 8 | 6, 7 | eqeltrd 2308 |
. . . 4
|
| 9 | 8 | fmpttd 5802 |
. . 3
|
| 10 | snfig 6989 |
. . . 4
| |
| 11 | 10 | 3ad2ant2 1045 |
. . 3
|
| 12 | 1z 9505 |
. . . . 5
| |
| 13 | simp2 1024 |
. . . . 5
| |
| 14 | f1osng 5626 |
. . . . 5
| |
| 15 | 12, 13, 14 | sylancr 414 |
. . . 4
|
| 16 | fmptsn 5843 |
. . . . . . 7
| |
| 17 | 12, 13, 16 | sylancr 414 |
. . . . . 6
|
| 18 | 17 | eqcomd 2237 |
. . . . 5
|
| 19 | hashsng 11060 |
. . . . . . . 8
| |
| 20 | 19 | oveq2d 6034 |
. . . . . . 7
|
| 21 | fzsn 10301 |
. . . . . . . 8
| |
| 22 | 12, 21 | ax-mp 5 |
. . . . . . 7
|
| 23 | 20, 22 | eqtrdi 2280 |
. . . . . 6
|
| 24 | 23 | 3ad2ant2 1045 |
. . . . 5
|
| 25 | eqidd 2232 |
. . . . 5
| |
| 26 | 18, 24, 25 | f1oeq123d 5577 |
. . . 4
|
| 27 | 15, 26 | mpbird 167 |
. . 3
|
| 28 | 1, 2, 9, 11, 27 | gfsumval 16683 |
. 2
|
| 29 | snidg 3698 |
. . . . . . 7
| |
| 30 | 29 | 3ad2ant2 1045 |
. . . . . 6
|
| 31 | 30 | adantr 276 |
. . . . 5
|
| 32 | 9, 31 | cofmpt 5816 |
. . . 4
|
| 33 | eqid 2231 |
. . . . . 6
| |
| 34 | simp3 1025 |
. . . . . 6
| |
| 35 | 33, 4, 30, 34 | fvmptd3 5740 |
. . . . 5
|
| 36 | 35 | mpteq2dv 4180 |
. . . 4
|
| 37 | 32, 36 | eqtrd 2264 |
. . 3
|
| 38 | 37 | oveq2d 6034 |
. 2
|
| 39 | 2 | cmnmndd 13896 |
. . 3
|
| 40 | 1zzd 9506 |
. . 3
| |
| 41 | eqidd 2232 |
. . 3
| |
| 42 | nfv 1576 |
. . 3
| |
| 43 | nfcv 2374 |
. . 3
| |
| 44 | 1, 39, 40, 34, 41, 42, 43 | gsumfzsnfd 13933 |
. 2
|
| 45 | 28, 38, 44 | 3eqtrd 2268 |
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 619 ax-in2 620 ax-io 716 ax-5 1495 ax-7 1496 ax-gen 1497 ax-ie1 1541 ax-ie2 1542 ax-8 1552 ax-10 1553 ax-11 1554 ax-i12 1555 ax-bndl 1557 ax-4 1558 ax-17 1574 ax-i9 1578 ax-ial 1582 ax-i5r 1583 ax-13 2204 ax-14 2205 ax-ext 2213 ax-coll 4204 ax-sep 4207 ax-nul 4215 ax-pow 4264 ax-pr 4299 ax-un 4530 ax-setind 4635 ax-iinf 4686 ax-cnex 8123 ax-resscn 8124 ax-1cn 8125 ax-1re 8126 ax-icn 8127 ax-addcl 8128 ax-addrcl 8129 ax-mulcl 8130 ax-mulrcl 8131 ax-addcom 8132 ax-mulcom 8133 ax-addass 8134 ax-mulass 8135 ax-distr 8136 ax-i2m1 8137 ax-0lt1 8138 ax-1rid 8139 ax-0id 8140 ax-rnegex 8141 ax-precex 8142 ax-cnre 8143 ax-pre-ltirr 8144 ax-pre-ltwlin 8145 ax-pre-lttrn 8146 ax-pre-apti 8147 ax-pre-ltadd 8148 ax-pre-mulgt0 8149 |
| This theorem depends on definitions: df-bi 117 df-stab 838 df-dc 842 df-3or 1005 df-3an 1006 df-tru 1400 df-fal 1403 df-nf 1509 df-sb 1811 df-eu 2082 df-mo 2083 df-clab 2218 df-cleq 2224 df-clel 2227 df-nfc 2363 df-ne 2403 df-nel 2498 df-ral 2515 df-rex 2516 df-reu 2517 df-rab 2519 df-v 2804 df-sbc 3032 df-csb 3128 df-dif 3202 df-un 3204 df-in 3206 df-ss 3213 df-nul 3495 df-if 3606 df-pw 3654 df-sn 3675 df-pr 3676 df-op 3678 df-uni 3894 df-int 3929 df-iun 3972 df-br 4089 df-opab 4151 df-mpt 4152 df-tr 4188 df-id 4390 df-iord 4463 df-on 4465 df-ilim 4466 df-suc 4468 df-iom 4689 df-xp 4731 df-rel 4732 df-cnv 4733 df-co 4734 df-dm 4735 df-rn 4736 df-res 4737 df-ima 4738 df-iota 5286 df-fun 5328 df-fn 5329 df-f 5330 df-f1 5331 df-fo 5332 df-f1o 5333 df-fv 5334 df-riota 5971 df-ov 6021 df-oprab 6022 df-mpo 6023 df-1st 6303 df-2nd 6304 df-recs 6471 df-frec 6557 df-1o 6582 df-er 6702 df-en 6910 df-dom 6911 df-fin 6912 df-pnf 8216 df-mnf 8217 df-xr 8218 df-ltxr 8219 df-le 8220 df-sub 8352 df-neg 8353 df-reap 8755 df-ap 8762 df-inn 9144 df-2 9202 df-n0 9403 df-z 9480 df-uz 9756 df-fz 10244 df-fzo 10378 df-seqfrec 10710 df-ihash 11038 df-ndx 13086 df-slot 13087 df-base 13089 df-plusg 13174 df-0g 13342 df-igsum 13343 df-mgm 13440 df-sgrp 13486 df-mnd 13501 df-minusg 13588 df-mulg 13708 df-cmn 13874 df-gfsum 16682 |
| This theorem is referenced by: (None) |
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