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Mirrors > Home > MPE Home > Th. List > usgrprc | Structured version Visualization version GIF version |
Description: The class of simple graphs is a proper class (and therefore, because of prcssprc 5283, the classes of multigraphs, pseudographs and hypergraphs are proper classes, too). (Contributed by AV, 27-Dec-2020.) |
Ref | Expression |
---|---|
usgrprc | β’ USGraph β V |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | eqid 2733 | . . 3 β’ {β¨π£, πβ© β£ π:β βΆβ } = {β¨π£, πβ© β£ π:β βΆβ } | |
2 | 1 | griedg0ssusgr 28255 | . 2 β’ {β¨π£, πβ© β£ π:β βΆβ } β USGraph |
3 | 1 | griedg0prc 28254 | . 2 β’ {β¨π£, πβ© β£ π:β βΆβ } β V |
4 | prcssprc 5283 | . 2 β’ (({β¨π£, πβ© β£ π:β βΆβ } β USGraph β§ {β¨π£, πβ© β£ π:β βΆβ } β V) β USGraph β V) | |
5 | 2, 3, 4 | mp2an 691 | 1 β’ USGraph β V |
Colors of variables: wff setvar class |
Syntax hints: β wnel 3046 Vcvv 3444 β wss 3911 β c0 4283 {copab 5168 βΆwf 6493 USGraphcusgr 28142 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1798 ax-4 1812 ax-5 1914 ax-6 1972 ax-7 2012 ax-8 2109 ax-9 2117 ax-10 2138 ax-11 2155 ax-12 2172 ax-ext 2704 ax-sep 5257 ax-nul 5264 ax-pr 5385 ax-un 7673 |
This theorem depends on definitions: df-bi 206 df-an 398 df-or 847 df-3an 1090 df-tru 1545 df-fal 1555 df-ex 1783 df-nf 1787 df-sb 2069 df-mo 2535 df-eu 2564 df-clab 2711 df-cleq 2725 df-clel 2811 df-nfc 2886 df-ne 2941 df-nel 3047 df-ral 3062 df-rex 3071 df-rab 3407 df-v 3446 df-sbc 3741 df-dif 3914 df-un 3916 df-in 3918 df-ss 3928 df-nul 4284 df-if 4488 df-pw 4563 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4867 df-br 5107 df-opab 5169 df-mpt 5190 df-id 5532 df-xp 5640 df-rel 5641 df-cnv 5642 df-co 5643 df-dm 5644 df-rn 5645 df-iota 6449 df-fun 6499 df-fn 6500 df-f 6501 df-f1 6502 df-fv 6505 df-2nd 7923 df-iedg 27992 df-usgr 28144 |
This theorem is referenced by: (None) |
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