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| Mirrors > Home > ILE Home > Th. List > 2nn0 | Unicode version | ||
| Description: 2 is a nonnegative integer. (Contributed by Raph Levien, 10-Dec-2002.) |
| Ref | Expression |
|---|---|
| 2nn0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 2nn 9445 |
. 2
| |
| 2 | 1 | nnnn0i 9550 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-io 721 ax-5 1500 ax-7 1501 ax-gen 1502 ax-ie1 1546 ax-ie2 1547 ax-8 1557 ax-10 1558 ax-11 1559 ax-i12 1560 ax-bndl 1562 ax-4 1563 ax-17 1579 ax-i9 1583 ax-ial 1587 ax-i5r 1588 ax-ext 2220 ax-sep 4244 ax-cnex 8260 ax-resscn 8261 ax-1re 8263 ax-addrcl 8266 |
| This theorem depends on definitions: df-bi 117 df-3an 1011 df-tru 1405 df-nf 1514 df-sb 1816 df-clab 2225 df-cleq 2231 df-clel 2234 df-nfc 2381 df-ral 2533 df-rex 2534 df-v 2823 df-un 3224 df-in 3226 df-ss 3233 df-sn 3711 df-pr 3712 df-op 3714 df-uni 3931 df-int 3966 df-br 4126 df-iota 5332 df-fv 5380 df-ov 6078 df-inn 9284 df-2 9342 df-n0 9543 |
| This theorem is referenced by: nn0n0n1ge2 9694 7p6e13 9833 8p3e11 9836 8p5e13 9838 9p3e12 9843 9p4e13 9844 4t3e12 9853 4t4e16 9854 5t3e15 9856 5t5e25 9858 6t3e18 9860 6t5e30 9862 7t3e21 9865 7t4e28 9866 7t5e35 9867 7t6e42 9868 7t7e49 9869 8t3e24 9871 8t4e32 9872 8t5e40 9873 9t3e27 9878 9t4e36 9879 9t8e72 9883 9t9e81 9884 decbin3 9897 2eluzge0 9954 nn01to3 9996 xnn0le2is012 10247 fzo0to42pr 10616 nn0sqcl 10981 sqmul 11016 resqcl 11022 zsqcl 11025 cu2 11053 i3 11056 i4 11057 binom3 11072 nn0opthlem1d 11136 fac3 11148 faclbnd2 11158 abssq 11825 sqabs 11826 ef4p 12439 efgt1p2 12440 efi4p 12462 ef01bndlem 12501 cos01bnd 12503 oexpneg 12622 oddge22np1 12626 isprm5 12898 pythagtriplem4 13025 oddprmdvds 13111 dec2dvds 13168 dec5dvds 13169 2exp4 13188 2exp5 13189 2exp6 13190 2exp7 13191 2exp8 13192 2exp11 13193 2exp16 13194 3exp3 13195 2expltfac 13196 basendxltdsndx 13550 dsndxnplusgndx 13552 dsndxnmulrndx 13553 slotsdnscsi 13554 dsndxntsetndx 13555 slotsdifdsndx 13556 slotsdifunifndx 13563 prdsvalstrd 13597 cnfldstr 14867 setsmsdsg 15504 dveflem 15750 tangtx 15862 2logb9irr 15996 2logb9irrap 16002 binom4 16004 pellexlem2 16006 mersenne 16025 lgslem1 16033 gausslemma2dlem6 16100 lgseisenlem4 16106 2lgslem1c 16123 2lgslem3a 16126 2lgslem3b 16127 2lgslem3c 16128 2lgslem3d 16129 upgr2wlkdc 16532 konigsbergiedgwen 16639 konigsberglem1 16643 konigsberglem2 16644 konigsberglem3 16645 konigsberglem5 16647 konigsberg 16648 1kp2ke3k 16652 ex-exp 16655 ex-fac 16656 |
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