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| Mirrors > Home > ILE Home > Th. List > griedg0ssusgr | Unicode version | ||
| Description: The class of all simple graphs is a superclass of the class of empty graphs represented as ordered pairs. (Contributed by AV, 27-Dec-2020.) |
| Ref | Expression |
|---|---|
| griedg0prc.u |
|
| Ref | Expression |
|---|---|
| griedg0ssusgr |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | griedg0prc.u |
. . . . 5
| |
| 2 | 1 | eleq2i 2305 |
. . . 4
|
| 3 | elopab 4398 |
. . . 4
| |
| 4 | 2, 3 | bitri 184 |
. . 3
|
| 5 | vex 2824 |
. . . . . . . . 9
| |
| 6 | vex 2824 |
. . . . . . . . 9
| |
| 7 | 5, 6 | opex 4367 |
. . . . . . . 8
|
| 8 | 7 | a1i 9 |
. . . . . . 7
|
| 9 | 5, 6 | opiedgfvi 16252 |
. . . . . . . 8
|
| 10 | f0bi 5583 |
. . . . . . . . 9
| |
| 11 | 10 | biimpi 120 |
. . . . . . . 8
|
| 12 | 9, 11 | eqtrid 2283 |
. . . . . . 7
|
| 13 | 8, 12 | usgr0e 16456 |
. . . . . 6
|
| 14 | 13 | adantl 277 |
. . . . 5
|
| 15 | eleq1 2301 |
. . . . . 6
| |
| 16 | 15 | adantr 276 |
. . . . 5
|
| 17 | 14, 16 | mpbird 167 |
. . . 4
|
| 18 | 17 | exlimivv 1952 |
. . 3
|
| 19 | 4, 18 | sylbi 121 |
. 2
|
| 20 | 19 | ssriv 3252 |
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 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-sep 4247 ax-nul 4257 ax-pow 4309 ax-pr 4344 ax-un 4576 ax-setind 4682 ax-cnex 8264 ax-resscn 8265 ax-1cn 8266 ax-1re 8267 ax-icn 8268 ax-addcl 8269 ax-addrcl 8270 ax-mulcl 8271 ax-addcom 8273 ax-mulcom 8274 ax-addass 8275 ax-mulass 8276 ax-distr 8277 ax-i2m1 8278 ax-1rid 8280 ax-0id 8281 ax-rnegex 8282 ax-cnre 8284 |
| This theorem depends on definitions: df-bi 117 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-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 3714 df-pr 3715 df-op 3717 df-uni 3934 df-int 3969 df-br 4129 df-opab 4191 df-mpt 4192 df-id 4436 df-xp 4778 df-rel 4779 df-cnv 4780 df-co 4781 df-dm 4782 df-rn 4783 df-res 4784 df-iota 5335 df-fun 5377 df-fn 5378 df-f 5379 df-f1 5380 df-fo 5381 df-fv 5383 df-riota 6032 df-ov 6082 df-oprab 6083 df-mpo 6084 df-1st 6368 df-2nd 6369 df-sub 8493 df-inn 9288 df-2 9346 df-3 9347 df-4 9348 df-5 9349 df-6 9350 df-7 9351 df-8 9352 df-9 9353 df-n0 9547 df-dec 9761 df-ndx 13338 df-slot 13339 df-base 13341 df-edgf 16229 df-vtx 16238 df-iedg 16239 df-usgren 16380 |
| This theorem is referenced by: usgrprc 16476 |
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