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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 5636 |
. . 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 15953 |
. . . . 5
| |
| 11 | 9, 10 | syl 14 |
. . . 4
|
| 12 | 3, 4, 5, 6, 7, 8, 11 | vtxdgfifival 16097 |
. . 3
|
| 13 | 2, 12 | eqtrid 2274 |
. 2
|
| 14 | fveqeq2 5644 |
. . . . . . 7
| |
| 15 | 14 | cbvrabv 2799 |
. . . . . 6
|
| 16 | sneq 3678 |
. . . . . . . . . . . . . 14
| |
| 17 | 16 | eqeq2d 2241 |
. . . . . . . . . . . . 13
|
| 18 | 17 | spcegv 2892 |
. . . . . . . . . . . 12
|
| 19 | 8, 18 | syl 14 |
. . . . . . . . . . 11
|
| 20 | en1 6968 |
. . . . . . . . . . 11
| |
| 21 | 19, 20 | imbitrrdi 162 |
. . . . . . . . . 10
|
| 22 | 21 | ralrimivw 2604 |
. . . . . . . . 9
|
| 23 | ss2rab 3301 |
. . . . . . . . 9
| |
| 24 | 22, 23 | sylibr 134 |
. . . . . . . 8
|
| 25 | fveq2 5635 |
. . . . . . . . . . 11
| |
| 26 | 25 | breq1d 4096 |
. . . . . . . . . 10
|
| 27 | 26 | cbvrabv 2799 |
. . . . . . . . 9
|
| 28 | 3, 4 | umgrislfupgrdom 15970 |
. . . . . . . . . . . . 13
|
| 29 | 9, 28 | sylib 122 |
. . . . . . . . . . . 12
|
| 30 | 29 | simprd 114 |
. . . . . . . . . . 11
|
| 31 | 5 | feq2i 5473 |
. . . . . . . . . . 11
|
| 32 | 30, 31 | sylibr 134 |
. . . . . . . . . 10
|
| 33 | eqid 2229 |
. . . . . . . . . . 11
| |
| 34 | 4, 5, 33 | lfgrnloopen 15972 |
. . . . . . . . . 10
|
| 35 | 32, 34 | syl 14 |
. . . . . . . . 9
|
| 36 | 27, 35 | eqtr3id 2276 |
. . . . . . . 8
|
| 37 | 24, 36 | sseqtrd 3263 |
. . . . . . 7
|
| 38 | ss0 3533 |
. . . . . . 7
| |
| 39 | 37, 38 | syl 14 |
. . . . . 6
|
| 40 | 15, 39 | eqtrid 2274 |
. . . . 5
|
| 41 | 40 | fveq2d 5639 |
. . . 4
|
| 42 | hash0 11048 |
. . . 4
| |
| 43 | 41, 42 | eqtrdi 2278 |
. . 3
|
| 44 | 43 | oveq2d 6029 |
. 2
|
| 45 | 3, 4, 5, 6, 7, 8, 11 | vtxedgfi 16095 |
. . . . 5
|
| 46 | hashcl 11033 |
. . . . 5
| |
| 47 | 45, 46 | syl 14 |
. . . 4
|
| 48 | 47 | nn0cnd 9447 |
. . 3
|
| 49 | 48 | addridd 8318 |
. 2
|
| 50 | 13, 44, 49 | 3eqtrd 2266 |
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 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-coll 4202 ax-sep 4205 ax-nul 4213 ax-pow 4262 ax-pr 4297 ax-un 4528 ax-setind 4633 ax-iinf 4684 ax-cnex 8113 ax-resscn 8114 ax-1cn 8115 ax-1re 8116 ax-icn 8117 ax-addcl 8118 ax-addrcl 8119 ax-mulcl 8120 ax-addcom 8122 ax-mulcom 8123 ax-addass 8124 ax-mulass 8125 ax-distr 8126 ax-i2m1 8127 ax-0lt1 8128 ax-1rid 8129 ax-0id 8130 ax-rnegex 8131 ax-cnre 8133 ax-pre-ltirr 8134 ax-pre-ltwlin 8135 ax-pre-lttrn 8136 ax-pre-apti 8137 ax-pre-ltadd 8138 |
| This theorem depends on definitions: df-bi 117 df-dc 840 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2802 df-sbc 3030 df-csb 3126 df-dif 3200 df-un 3202 df-in 3204 df-ss 3211 df-nul 3493 df-if 3604 df-pw 3652 df-sn 3673 df-pr 3674 df-op 3676 df-uni 3892 df-int 3927 df-iun 3970 df-br 4087 df-opab 4149 df-mpt 4150 df-tr 4186 df-id 4388 df-iord 4461 df-on 4463 df-ilim 4464 df-suc 4466 df-iom 4687 df-xp 4729 df-rel 4730 df-cnv 4731 df-co 4732 df-dm 4733 df-rn 4734 df-res 4735 df-ima 4736 df-iota 5284 df-fun 5326 df-fn 5327 df-f 5328 df-f1 5329 df-fo 5330 df-f1o 5331 df-fv 5332 df-riota 5966 df-ov 6016 df-oprab 6017 df-mpo 6018 df-1st 6298 df-2nd 6299 df-recs 6466 df-frec 6552 df-1o 6577 df-2o 6578 df-er 6697 df-en 6905 df-dom 6906 df-fin 6907 df-pnf 8206 df-mnf 8207 df-xr 8208 df-ltxr 8209 df-le 8210 df-sub 8342 df-neg 8343 df-inn 9134 df-2 9192 df-3 9193 df-4 9194 df-5 9195 df-6 9196 df-7 9197 df-8 9198 df-9 9199 df-n0 9393 df-z 9470 df-dec 9602 df-uz 9746 df-xadd 9998 df-fz 10234 df-ihash 11028 df-ndx 13075 df-slot 13076 df-base 13078 df-edgf 15846 df-vtx 15855 df-iedg 15856 df-upgren 15934 df-umgren 15935 df-vtxdg 16093 |
| This theorem is referenced by: vtxdusgrfvedgfi 16108 |
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