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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 8282 |
. 2
| |
| 2 | 1 | elexi 2828 |
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 1496 ax-gen 1498 ax-ie1 1542 ax-ie2 1543 ax-8 1553 ax-4 1559 ax-17 1575 ax-i9 1579 ax-ial 1583 ax-ext 2216 ax-1cn 8236 ax-icn 8238 ax-addcl 8239 ax-mulcl 8241 ax-i2m1 8248 |
| This theorem depends on definitions: df-bi 117 df-sb 1812 df-clab 2221 df-cleq 2227 df-clel 2230 df-v 2817 |
| This theorem is referenced by: elnn0 9515 nn0ex 9519 un0mulcl 9547 fcdmnn0supp 9565 fcdmnn0fsupp 9566 fcdmnn0suppg 9567 fcdmnn0fsuppg 9568 nn0ssz 9612 nn0ind-raph 9713 ser0f 10920 fser0const 10921 facnn 11114 fac0 11115 prhash2ex 11199 wrdexb 11261 s1rn 11331 eqs1 11341 iserge0 12053 sum0 12099 isumz 12100 fisumss 12103 0bits 12670 bezoutlemmain 12719 lcmval 12785 dvef 15718 plyval 15723 elply2 15726 plyss 15729 elplyd 15732 ply1term 15734 plymullem 15741 plyco 15750 plycj 15752 uspgr1ewopdc 16365 usgr2v1e2w 16367 wlkl1loop 16479 2wlklem 16497 clwwlkn2 16542 eulerpathprum 16601 konigsberglem4 16612 konigsberglem5 16613 2o01f 16894 iswomni0 16962 |
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