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| Mirrors > Home > ILE Home > Th. List > c0ex | Unicode version | ||
| Description: 0 is a set (common case). (Contributed by David A. Wheeler, 7-Jul-2016.) |
| Ref | Expression |
|---|---|
| c0ex |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 0cn 8138 |
. 2
| |
| 2 | 1 | elexi 2812 |
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-5 1493 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-ext 2211 ax-1cn 8092 ax-icn 8094 ax-addcl 8095 ax-mulcl 8097 ax-i2m1 8104 |
| This theorem depends on definitions: df-bi 117 df-sb 1809 df-clab 2216 df-cleq 2222 df-clel 2225 df-v 2801 |
| This theorem is referenced by: elnn0 9371 nn0ex 9375 un0mulcl 9403 nn0ssz 9464 nn0ind-raph 9564 ser0f 10756 fser0const 10757 facnn 10949 fac0 10950 prhash2ex 11031 wrdexb 11083 s1rn 11151 eqs1 11161 iserge0 11854 sum0 11899 isumz 11900 fisumss 11903 0bits 12470 bezoutlemmain 12519 lcmval 12585 dvef 15401 plyval 15406 elply2 15409 plyss 15412 elplyd 15415 ply1term 15417 plymullem 15424 plyco 15433 plycj 15435 wlkl1loop 16069 2o01f 16358 iswomni0 16419 |
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