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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 12363 | . 2 ⊢ 9 ∈ ℕ | |
| 2 | 1 | nnnn0i 12536 | 1 ⊢ 9 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 9c9 12326 ℕ0cn0 12528 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-10 2178 ax-11 2194 ax-12 2213 ax-ext 2732 ax-sep 5251 ax-nul 5263 ax-pr 5398 ax-un 7736 ax-1cn 11182 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2564 df-eu 2594 df-clab 2739 df-cleq 2752 df-clel 2835 df-nfc 2909 df-ne 2956 df-ral 3077 df-rex 3087 df-reu 3366 df-rab 3413 df-v 3452 df-sbc 3740 df-csb 3848 df-dif 3902 df-un 3904 df-in 3906 df-ss 3916 df-pss 3919 df-nul 4280 df-if 4483 df-pw 4559 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-iun 4953 df-br 5104 df-opab 5168 df-mpt 5187 df-tr 5213 df-id 5550 df-eprel 5555 df-po 5563 df-so 5564 df-fr 5608 df-we 5610 df-xp 5661 df-rel 5662 df-cnv 5663 df-co 5664 df-dm 5665 df-rn 5666 df-res 5667 df-ima 5668 df-pred 6299 df-ord 6360 df-on 6361 df-lim 6362 df-suc 6363 df-iota 6489 df-fun 6535 df-fn 6536 df-f 6537 df-f1 6538 df-fo 6539 df-f1o 6540 df-fv 6541 df-ov 7416 df-om 7863 df-2nd 7987 df-frecs 8280 df-wrecs 8311 df-recs 8360 df-rdg 8399 df-nn 12258 df-2 12327 df-3 12328 df-4 12329 df-5 12330 df-6 12331 df-7 12332 df-8 12333 df-9 12334 df-n0 12529 |
| This theorem is used by: deccl 12751 le9lt10 12768 decsucc 12782 9p2e11 12828 9p3e12 12829 9p4e13 12830 9p5e14 12831 9p6e15 12832 9p7e16 12833 9p8e17 12834 9p9e18 12835 9t3e27 12864 9t4e36 12865 9t5e45 12866 9t6e54 12867 9t7e63 12868 9t8e72 12869 9t9e81 12870 9t11e99 12871 sq10e99m1 14329 3dvds2dec 16423 2exp8 17180 19prm 17210 prmlem2 17212 37prm 17213 83prm 17215 139prm 17216 163prm 17217 317prm 17218 631prm 17219 1259lem1 17223 1259lem2 17224 1259lem3 17225 1259lem4 17226 1259lem5 17227 1259prm 17228 2503lem1 17229 2503lem2 17230 2503lem3 17231 2503prm 17232 4001lem1 17233 4001lem2 17234 4001lem3 17235 4001lem4 17236 dsndxntsetndx 17478 unifndxntsetndx 17485 log2ublem3 27185 log2ub 27186 bposlem8 27527 9p10ne21 30950 dp2lt10 33329 1mhdrd 33361 hgt750lem2 35160 hgt750leme 35166 kur14lem8 35792 60gcd7e1 42871 3exp7 42919 3lexlogpow5ineq1 42920 3lexlogpow5ineq5 42926 aks4d1p1 42942 sqdeccom12 43164 sum9cubes 43518 3cubeslem3r 43532 resqrtvalex 44485 imsqrtvalex 44486 fmtno5lem1 48456 fmtno5lem3 48458 fmtno5lem4 48459 fmtno5 48460 257prm 48464 fmtno4prmfac 48475 fmtno4nprmfac193 48477 fmtno5fac 48485 139prmALT 48499 127prm 48502 m11nprm 48504 2exp340mod341 48649 tgblthelfgott 48731 tgoldbachlt 48732 ackval3012 49622 |
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