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| Mirrors > Home > MPE Home > Th. List > 3ex | Structured version Visualization version GIF version | ||
| Description: The number 3 is a set. (Contributed by David A. Wheeler, 8-Dec-2018.) |
| Ref | Expression |
|---|---|
| 3ex | ⊢ 3 ∈ V |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 3cn 12299 | . 2 ⊢ 3 ∈ ℂ | |
| 2 | 1 | elexi 3476 | 1 ⊢ 3 ∈ V |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2142 Vcvv 3454 ℂcc 11071 3c3 12273 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1815 ax-4 1829 ax-5 1930 ax-6 1987 ax-7 2028 ax-8 2144 ax-9 2152 ax-ext 2734 ax-1cn 11131 ax-addcl 11133 |
| This theorem depends on definitions: df-bi 209 df-an 400 df-tru 1563 df-ex 1800 df-sb 2091 df-clab 2741 df-cleq 2754 df-clel 2837 df-v 3456 df-2 12280 df-3 12281 |
| This theorem is referenced by: fztpval 13591 funcnvs4 14928 iblcnlem1 25847 basellem9 27150 lgsdir2lem3 27388 axlowdimlem7 29146 axlowdimlem8 29147 axlowdimlem9 29148 axlowdimlem13 29152 3wlkdlem4 30361 3pthdlem1 30363 upgr4cycl4dv4e 30384 konigsberglem4 30454 konigsberglem5 30455 ex-pss 30627 ex-fv 30642 ex-1st 30643 ex-2nd 30644 rabren3dioph 43389 lhe4.4ex1a 44902 nnsum4primesodd 48415 nnsum4primesoddALTV 48416 usgrexmpl1lem 48640 usgrexmpl2lem 48645 usgrexmpl2nb0 48650 usgrexmpl2nb1 48651 usgrexmpl2nb2 48652 usgrexmpl2nb3 48653 usgrexmpl2nb4 48654 usgrexmpl2trifr 48656 zlmodzxzldeplem 49117 |
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