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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 12279 | . 2 ⊢ 9 ∈ ℕ | |
| 2 | 1 | nnnn0i 12445 | 1 ⊢ 9 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 9c9 12243 ℕ0cn0 12437 |
| 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 2708 ax-sep 5231 ax-nul 5241 ax-pr 5375 ax-un 7689 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 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-ov 7370 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-5 12247 df-6 12248 df-7 12249 df-8 12250 df-9 12251 df-n0 12438 |
| This theorem is referenced by: deccl 12659 le9lt10 12671 decsucc 12685 9p2e11 12731 9p3e12 12732 9p4e13 12733 9p5e14 12734 9p6e15 12735 9p7e16 12736 9p8e17 12737 9p9e18 12738 9t3e27 12767 9t4e36 12768 9t5e45 12769 9t6e54 12770 9t7e63 12771 9t8e72 12772 9t9e81 12773 sq10e99m1 14227 3dvds2dec 16302 2exp8 17059 19prm 17088 prmlem2 17090 37prm 17091 83prm 17093 139prm 17094 163prm 17095 317prm 17096 631prm 17097 1259lem1 17101 1259lem2 17102 1259lem3 17103 1259lem4 17104 1259lem5 17105 1259prm 17106 2503lem1 17107 2503lem2 17108 2503lem3 17109 2503prm 17110 4001lem1 17111 4001lem2 17112 4001lem3 17113 4001lem4 17114 dsndxntsetndx 17356 unifndxntsetndx 17363 log2ublem3 26912 log2ub 26913 bposlem8 27254 9p10ne21 30540 dp2lt10 32943 1mhdrd 32975 hgt750lem2 34796 hgt750leme 34802 kur14lem8 35395 60gcd7e1 42444 3exp7 42492 3lexlogpow5ineq1 42493 3lexlogpow5ineq5 42499 aks4d1p1 42515 sqdeccom12 42721 sum9cubes 43105 3cubeslem3r 43119 resqrtvalex 44072 imsqrtvalex 44073 fmtno5lem1 48016 fmtno5lem3 48018 fmtno5lem4 48019 fmtno5 48020 257prm 48024 fmtno4prmfac 48035 fmtno4nprmfac193 48037 fmtno5fac 48045 139prmALT 48059 127prm 48062 m11nprm 48064 2exp340mod341 48209 tgblthelfgott 48291 tgoldbachlt 48292 ackval3012 49168 |
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