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| Mirrors > Home > MPE Home > Th. List > 9nn0 | Structured version Visualization version GIF version | ||
| Description: 9 is a nonnegative integer. (Contributed by Mario Carneiro, 19-Apr-2015.) |
| Ref | Expression |
|---|---|
| 9nn0 | ⊢ 9 ∈ ℕ0 |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 9nn 12255 | . 2 ⊢ 9 ∈ ℕ | |
| 2 | 1 | nnnn0i 12421 | 1 ⊢ 9 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 9c9 12219 ℕ0cn0 12413 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2709 ax-sep 5243 ax-nul 5253 ax-pr 5379 ax-un 7690 ax-1cn 11096 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2540 df-eu 2570 df-clab 2716 df-cleq 2729 df-clel 2812 df-nfc 2886 df-ne 2934 df-ral 3053 df-rex 3063 df-reu 3353 df-rab 3402 df-v 3444 df-sbc 3743 df-csb 3852 df-dif 3906 df-un 3908 df-in 3910 df-ss 3920 df-pss 3923 df-nul 4288 df-if 4482 df-pw 4558 df-sn 4583 df-pr 4585 df-op 4589 df-uni 4866 df-iun 4950 df-br 5101 df-opab 5163 df-mpt 5182 df-tr 5208 df-id 5527 df-eprel 5532 df-po 5540 df-so 5541 df-fr 5585 df-we 5587 df-xp 5638 df-rel 5639 df-cnv 5640 df-co 5641 df-dm 5642 df-rn 5643 df-res 5644 df-ima 5645 df-pred 6267 df-ord 6328 df-on 6329 df-lim 6330 df-suc 6331 df-iota 6456 df-fun 6502 df-fn 6503 df-f 6504 df-f1 6505 df-fo 6506 df-f1o 6507 df-fv 6508 df-ov 7371 df-om 7819 df-2nd 7944 df-frecs 8233 df-wrecs 8264 df-recs 8313 df-rdg 8351 df-nn 12158 df-2 12220 df-3 12221 df-4 12222 df-5 12223 df-6 12224 df-7 12225 df-8 12226 df-9 12227 df-n0 12414 |
| This theorem is referenced by: deccl 12634 le9lt10 12646 decsucc 12660 9p2e11 12706 9p3e12 12707 9p4e13 12708 9p5e14 12709 9p6e15 12710 9p7e16 12711 9p8e17 12712 9p9e18 12713 9t3e27 12742 9t4e36 12743 9t5e45 12744 9t6e54 12745 9t7e63 12746 9t8e72 12747 9t9e81 12748 sq10e99m1 14200 3dvds2dec 16272 2exp8 17028 19prm 17057 prmlem2 17059 37prm 17060 83prm 17062 139prm 17063 163prm 17064 317prm 17065 631prm 17066 1259lem1 17070 1259lem2 17071 1259lem3 17072 1259lem4 17073 1259lem5 17074 1259prm 17075 2503lem1 17076 2503lem2 17077 2503lem3 17078 2503prm 17079 4001lem1 17080 4001lem2 17081 4001lem3 17082 4001lem4 17083 dsndxntsetndx 17325 unifndxntsetndx 17332 log2ublem3 26926 log2ub 26927 bposlem8 27270 9p10ne21 30557 dp2lt10 32976 1mhdrd 33008 hgt750lem2 34830 hgt750leme 34836 kur14lem8 35429 60gcd7e1 42375 3exp7 42423 3lexlogpow5ineq1 42424 3lexlogpow5ineq5 42430 aks4d1p1 42446 sqdeccom12 42659 sum9cubes 43030 3cubeslem3r 43044 resqrtvalex 44001 imsqrtvalex 44002 fmtno5lem1 47913 fmtno5lem3 47915 fmtno5lem4 47916 fmtno5 47917 257prm 47921 fmtno4prmfac 47932 fmtno4nprmfac193 47934 fmtno5fac 47942 139prmALT 47956 127prm 47959 m11nprm 47961 2exp340mod341 48093 tgblthelfgott 48175 tgoldbachlt 48176 ackval3012 49052 |
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