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Mirrors > Home > MPE Home > Th. List > usgrafis | Structured version Visualization version Unicode version |
Description: A simple undirected graph with a finite number of vertices has also only a finite number of edges. (Contributed by Alexander van der Vekens, 6-Jan-2018.) |
Ref | Expression |
---|---|
usgrafis |
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Step | Hyp | Ref | Expression |
---|---|---|---|
1 | relusgra 25110 |
. 2
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2 | vex 3059 |
. . 3
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3 | 2 | resex 5166 |
. 2
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4 | eleq1 2527 |
. . 3
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5 | 4 | adantl 472 |
. 2
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6 | eleq1 2527 |
. . 3
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7 | 6 | adantl 472 |
. 2
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8 | eqid 2461 |
. . 3
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9 | 8 | usgrares1 25186 |
. 2
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10 | eleq1 2527 |
. . 3
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11 | 10 | adantl 472 |
. 2
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12 | usgrafisbase 25190 |
. 2
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13 | 8 | usgrafisinds 25189 |
. . 3
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14 | 13 | imp31 438 |
. 2
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15 | 1, 3, 5, 7, 9, 11, 12, 14 | brfi1ind 12684 |
1
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Colors of variables: wff setvar class |
Syntax hints: ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() ![]() |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1679 ax-4 1692 ax-5 1768 ax-6 1815 ax-7 1861 ax-8 1899 ax-9 1906 ax-10 1925 ax-11 1930 ax-12 1943 ax-13 2101 ax-ext 2441 ax-rep 4528 ax-sep 4538 ax-nul 4547 ax-pow 4594 ax-pr 4652 ax-un 6609 ax-cnex 9620 ax-resscn 9621 ax-1cn 9622 ax-icn 9623 ax-addcl 9624 ax-addrcl 9625 ax-mulcl 9626 ax-mulrcl 9627 ax-mulcom 9628 ax-addass 9629 ax-mulass 9630 ax-distr 9631 ax-i2m1 9632 ax-1ne0 9633 ax-1rid 9634 ax-rnegex 9635 ax-rrecex 9636 ax-cnre 9637 ax-pre-lttri 9638 ax-pre-lttrn 9639 ax-pre-ltadd 9640 ax-pre-mulgt0 9641 |
This theorem depends on definitions: df-bi 190 df-or 376 df-an 377 df-3or 992 df-3an 993 df-tru 1457 df-ex 1674 df-nf 1678 df-sb 1808 df-eu 2313 df-mo 2314 df-clab 2448 df-cleq 2454 df-clel 2457 df-nfc 2591 df-ne 2634 df-nel 2635 df-ral 2753 df-rex 2754 df-reu 2755 df-rmo 2756 df-rab 2757 df-v 3058 df-sbc 3279 df-csb 3375 df-dif 3418 df-un 3420 df-in 3422 df-ss 3429 df-pss 3431 df-nul 3743 df-if 3893 df-pw 3964 df-sn 3980 df-pr 3982 df-tp 3984 df-op 3986 df-uni 4212 df-int 4248 df-iun 4293 df-br 4416 df-opab 4475 df-mpt 4476 df-tr 4511 df-eprel 4763 df-id 4767 df-po 4773 df-so 4774 df-fr 4811 df-we 4813 df-xp 4858 df-rel 4859 df-cnv 4860 df-co 4861 df-dm 4862 df-rn 4863 df-res 4864 df-ima 4865 df-pred 5398 df-ord 5444 df-on 5445 df-lim 5446 df-suc 5447 df-iota 5564 df-fun 5602 df-fn 5603 df-f 5604 df-f1 5605 df-fo 5606 df-f1o 5607 df-fv 5608 df-riota 6276 df-ov 6317 df-oprab 6318 df-mpt2 6319 df-om 6719 df-1st 6819 df-2nd 6820 df-wrecs 7053 df-recs 7115 df-rdg 7153 df-1o 7207 df-2o 7208 df-oadd 7211 df-er 7388 df-en 7595 df-dom 7596 df-sdom 7597 df-fin 7598 df-card 8398 df-cda 8623 df-pnf 9702 df-mnf 9703 df-xr 9704 df-ltxr 9705 df-le 9706 df-sub 9887 df-neg 9888 df-nn 10637 df-2 10695 df-n0 10898 df-z 10966 df-uz 11188 df-fz 11813 df-hash 12547 df-usgra 25108 |
This theorem is referenced by: usgrafiedg 25192 nbfiusgrafi 25225 cusgrasizeindslem3 25251 cusgrasizeinds 25252 sizeusglecusglem2 25261 usgfidegfi 25686 numclwwlk1 25874 |
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