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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 12434 | . 2 ⊢ 9 ∈ ℕ | |
| 2 | 1 | nnnn0i 12607 | 1 ⊢ 9 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 9c9 12397 ℕ0cn0 12599 |
| 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 2733 ax-sep 5249 ax-nul 5260 ax-pr 5391 ax-un 7749 ax-1cn 11251 |
| 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 2565 df-eu 2595 df-clab 2740 df-cleq 2753 df-clel 2836 df-nfc 2910 df-ne 2957 df-ral 3078 df-rex 3088 df-reu 3367 df-rab 3414 df-v 3453 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 5546 df-eprel 5551 df-po 5559 df-so 5560 df-fr 5604 df-we 5606 df-xp 5657 df-rel 5658 df-cnv 5659 df-co 5660 df-dm 5661 df-rn 5662 df-res 5663 df-ima 5664 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7421 df-om 7876 df-2nd 8000 df-frecs 8292 df-wrecs 8323 df-recs 8372 df-rdg 8411 df-nn 12329 df-2 12398 df-3 12399 df-4 12400 df-5 12401 df-6 12402 df-7 12403 df-8 12404 df-9 12405 df-n0 12600 |
| This theorem is used by: deccl 12822 le9lt10 12839 decsucc 12853 9p2e11 12899 9p3e12 12900 9p4e13 12901 9p5e14 12902 9p6e15 12903 9p7e16 12904 9p8e17 12905 9p9e18 12906 9t3e27 12935 9t4e36 12936 9t5e45 12937 9t6e54 12938 9t7e63 12939 9t8e72 12940 9t9e81 12941 9t11e99 12942 sq10e99m1 14402 3dvds2dec 16496 2exp8 17259 19prm 17289 prmlem2 17291 37prm 17292 83prm 17294 139prm 17295 163prm 17296 317prm 17297 631prm 17298 1259lem1 17302 1259lem2 17303 1259lem3 17304 1259lem4 17305 1259lem5 17306 1259prm 17307 2503lem1 17308 2503lem2 17309 2503lem3 17310 2503prm 17311 4001lem1 17312 4001lem2 17313 4001lem3 17314 4001lem4 17315 dsndxntsetndx 17557 unifndxntsetndx 17564 log2ublem3 27269 log2ub 27270 bposlem8 27611 9p10ne21 31064 dp2lt10 33443 1mhdrd 33475 hgt750lem2 35274 hgt750leme 35280 kur14lem8 35957 60gcd7e1 43035 3exp7 43083 3lexlogpow5ineq1 43084 3lexlogpow5ineq5 43090 aks4d1p1 43106 sqdeccom12 43326 sum9cubes 43663 3cubeslem3r 43677 resqrtvalex 44630 imsqrtvalex 44631 fmtno5lem1 48607 fmtno5lem3 48609 fmtno5lem4 48610 fmtno5 48611 257prm 48615 fmtno4prmfac 48626 fmtno4nprmfac193 48628 fmtno5fac 48636 139prmALT 48650 127prm 48653 m11nprm 48655 2exp340mod341 48800 tgblthelfgott 48882 tgoldbachlt 48883 ackval3012 49773 |
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