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| Mirrors > Home > ILE Home > Th. List > vtxdumgrfival | Unicode version | ||
| Description: The value of the vertex degree function for a finite multigraph. (Contributed by Alexander van der Vekens, 20-Dec-2017.) (Revised by AV, 23-Feb-2021.) |
| Ref | Expression |
|---|---|
| vtxdlfgrval.v |
|
| vtxdlfgrval.i |
|
| vtxdlfgrval.a |
|
| vtxdlfgrval.d |
|
| vtxdumgrfival.g |
|
| vtxdumgrfival.u |
|
| vtxdumgrfival.a |
|
| vtxdumgrfival.v |
|
| Ref | Expression |
|---|---|
| vtxdumgrfival |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | vtxdlfgrval.d |
. . . 4
| |
| 2 | 1 | fveq1i 5696 |
. . 3
|
| 3 | vtxdlfgrval.v |
. . . 4
| |
| 4 | vtxdlfgrval.i |
. . . 4
| |
| 5 | vtxdlfgrval.a |
. . . 4
| |
| 6 | vtxdumgrfival.a |
. . . 4
| |
| 7 | vtxdumgrfival.v |
. . . 4
| |
| 8 | vtxdumgrfival.u |
. . . 4
| |
| 9 | vtxdumgrfival.g |
. . . . 5
| |
| 10 | umgrupgr 16353 |
. . . . 5
| |
| 11 | 9, 10 | syl 14 |
. . . 4
|
| 12 | 3, 4, 5, 6, 7, 8, 11 | vtxdgfifival 16532 |
. . 3
|
| 13 | 2, 12 | eqtrid 2283 |
. 2
|
| 14 | fveqeq2 5704 |
. . . . . . 7
| |
| 15 | 14 | cbvrabv 2820 |
. . . . . 6
|
| 16 | sneq 3720 |
. . . . . . . . . . . . . 14
| |
| 17 | 16 | eqeq2d 2250 |
. . . . . . . . . . . . 13
|
| 18 | 17 | spcegv 2913 |
. . . . . . . . . . . 12
|
| 19 | 8, 18 | syl 14 |
. . . . . . . . . . 11
|
| 20 | en1 7086 |
. . . . . . . . . . 11
| |
| 21 | 19, 20 | imbitrrdi 162 |
. . . . . . . . . 10
|
| 22 | 21 | ralrimivw 2624 |
. . . . . . . . 9
|
| 23 | ss2rab 3324 |
. . . . . . . . 9
| |
| 24 | 22, 23 | sylibr 134 |
. . . . . . . 8
|
| 25 | fveq2 5695 |
. . . . . . . . . . 11
| |
| 26 | 25 | breq1d 4140 |
. . . . . . . . . 10
|
| 27 | 26 | cbvrabv 2820 |
. . . . . . . . 9
|
| 28 | 3, 4 | umgrislfupgrdom 16372 |
. . . . . . . . . . . . 13
|
| 29 | 9, 28 | sylib 122 |
. . . . . . . . . . . 12
|
| 30 | 29 | simprd 114 |
. . . . . . . . . . 11
|
| 31 | 5 | feq2i 5527 |
. . . . . . . . . . 11
|
| 32 | 30, 31 | sylibr 134 |
. . . . . . . . . 10
|
| 33 | eqid 2238 |
. . . . . . . . . . 11
| |
| 34 | 4, 5, 33 | lfgrnloopen 16374 |
. . . . . . . . . 10
|
| 35 | 32, 34 | syl 14 |
. . . . . . . . 9
|
| 36 | 27, 35 | eqtr3id 2285 |
. . . . . . . 8
|
| 37 | 24, 36 | sseqtrd 3286 |
. . . . . . 7
|
| 38 | ss0 3563 |
. . . . . . 7
| |
| 39 | 37, 38 | syl 14 |
. . . . . 6
|
| 40 | 15, 39 | eqtrid 2283 |
. . . . 5
|
| 41 | 40 | fveq2d 5699 |
. . . 4
|
| 42 | hash0 11235 |
. . . 4
| |
| 43 | 41, 42 | eqtrdi 2287 |
. . 3
|
| 44 | 43 | oveq2d 6101 |
. 2
|
| 45 | 3, 4, 5, 6, 7, 8, 11 | vtxedgfi 16530 |
. . . . 5
|
| 46 | hashcl 11220 |
. . . . 5
| |
| 47 | 45, 46 | syl 14 |
. . . 4
|
| 48 | 47 | nn0cnd 9622 |
. . 3
|
| 49 | 48 | addridd 8475 |
. 2
|
| 50 | 13, 44, 49 | 3eqtrd 2275 |
1
|
| Colors of variables: wff set class |
| This proof depends on syntax axioms:
|
| This proof depends on 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 4246 ax-sep 4249 ax-nul 4259 ax-pow 4311 ax-pr 4346 ax-un 4578 ax-setind 4684 ax-iinf 4735 ax-cnex 8270 ax-resscn 8271 ax-1cn 8272 ax-1re 8273 ax-icn 8274 ax-addcl 8275 ax-addrcl 8276 ax-mulcl 8277 ax-addcom 8279 ax-mulcom 8280 ax-addass 8281 ax-mulass 8282 ax-distr 8283 ax-i2m1 8284 ax-0lt1 8285 ax-1rid 8286 ax-0id 8287 ax-rnegex 8288 ax-cnre 8290 ax-pre-ltirr 8291 ax-pre-ltwlin 8292 ax-pre-lttrn 8293 ax-pre-apti 8294 ax-pre-ltadd 8295 |
| This proof 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-if 3639 df-pw 3690 df-sn 3715 df-pr 3716 df-op 3718 df-uni 3936 df-int 3971 df-iun 4014 df-br 4131 df-opab 4193 df-mpt 4194 df-tr 4230 df-id 4438 df-iord 4511 df-on 4513 df-ilim 4514 df-suc 4516 df-iom 4738 df-xp 4780 df-rel 4781 df-cnv 4782 df-co 4783 df-dm 4784 df-rn 4785 df-res 4786 df-ima 4787 df-iota 5337 df-fun 5379 df-fn 5380 df-f 5381 df-f1 5382 df-fo 5383 df-f1o 5384 df-fv 5385 df-riota 6038 df-ov 6088 df-oprab 6089 df-mpo 6090 df-1st 6374 df-2nd 6375 df-recs 6576 df-frec 6662 df-1o 6687 df-2o 6688 df-er 6807 df-en 7023 df-dom 7024 df-fin 7025 df-pnf 8362 df-mnf 8363 df-xr 8364 df-ltxr 8365 df-le 8366 df-sub 8499 df-neg 8500 df-inn 9305 df-2 9363 df-3 9364 df-4 9365 df-5 9366 df-6 9367 df-7 9368 df-8 9369 df-9 9370 df-n0 9564 df-z 9645 df-dec 9778 df-uz 9922 df-xadd 10175 df-fz 10412 df-ihash 11215 df-ndx 13355 df-slot 13356 df-base 13358 df-edgf 16246 df-vtx 16255 df-iedg 16256 df-upgren 16334 df-umgren 16335 df-vtxdg 16528 |
| This theorem is used by: vtxdusgrfvedgfi 16543 1hevtxdg1en 16549 |
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