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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 12441 | . 2 ⊢ 9 ∈ ℕ | |
| 2 | 1 | nnnn0i 12614 | 1 ⊢ 9 ∈ ℕ0 |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2145 9c9 12404 ℕ0cn0 12606 |
| 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 7751 ax-1cn 11258 |
| 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 6304 df-ord 6365 df-on 6366 df-lim 6367 df-suc 6368 df-iota 6494 df-fun 6540 df-fn 6541 df-f 6542 df-f1 6543 df-fo 6544 df-f1o 6545 df-fv 6546 df-ov 7423 df-om 7878 df-2nd 8002 df-frecs 8299 df-wrecs 8330 df-recs 8379 df-rdg 8418 df-nn 12336 df-2 12405 df-3 12406 df-4 12407 df-5 12408 df-6 12409 df-7 12410 df-8 12411 df-9 12412 df-n0 12607 |
| This theorem is used by: deccl 12829 le9lt10 12846 decsucc 12860 9p2e11 12906 9p3e12 12907 9p4e13 12908 9p5e14 12909 9p6e15 12910 9p7e16 12911 9p8e17 12912 9p9e18 12913 9t3e27 12942 9t4e36 12943 9t5e45 12944 9t6e54 12945 9t7e63 12946 9t8e72 12947 9t9e81 12948 9t11e99 12949 sq10e99m1 14409 3dvds2dec 16503 2exp8 17266 19prm 17296 prmlem2 17298 37prm 17299 83prm 17301 139prm 17302 163prm 17303 317prm 17304 631prm 17305 1259lem1 17309 1259lem2 17310 1259lem3 17311 1259lem4 17312 1259lem5 17313 1259prm 17314 2503lem1 17315 2503lem2 17316 2503lem3 17317 2503prm 17318 4001lem1 17319 4001lem2 17320 4001lem3 17321 4001lem4 17322 dsndxntsetndx 17564 unifndxntsetndx 17571 log2ublem3 27276 log2ub 27277 bposlem8 27618 9p10ne21 31071 dp2lt10 33450 1mhdrd 33482 hgt750lem2 35281 hgt750leme 35287 kur14lem8 35978 60gcd7e1 43055 3exp7 43103 3lexlogpow5ineq1 43104 3lexlogpow5ineq5 43110 aks4d1p1 43126 sqdeccom12 43346 sum9cubes 43683 3cubeslem3r 43697 resqrtvalex 44644 imsqrtvalex 44645 fmtno5lem1 48637 fmtno5lem3 48639 fmtno5lem4 48640 fmtno5 48641 257prm 48645 fmtno4prmfac 48656 fmtno4nprmfac193 48658 fmtno5fac 48666 139prmALT 48680 127prm 48683 m11nprm 48685 2exp340mod341 48830 tgblthelfgott 48912 tgoldbachlt 48913 ackval3012 49803 |
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