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| Description: 0 is a nonnegative integer. (Contributed by Raph Levien, 10-Dec-2002.) |
| Ref | Expression |
|---|---|
| 0nn0 |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | eqid 1522 |
. 2
| |
| 2 | elnn0 6183 |
. . . 4
| |
| 3 | 2 | biimpri 159 |
. . 3
|
| 4 | 3 | olcs 282 |
. 2
|
| 5 | 1, 4 | ax-mp 7 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| This theorem is referenced by: nn0addcl 6202 nn0mulcli 6204 nn0mulcl 6205 zltp1le 6263 nn0ind-raph 6299 seq00 6639 seq01 6641 ser0cl1i 6653 ser00i 6655 exp0 6660 nn0opth2 6758 nthruz 6836 facnn 7023 fac0 7024 faclbnd4lem1 7038 faclbnd4lem3 7040 bcval 7048 bcn0 7053 bcnn 7054 bcpasci 7059 bccl2 7061 bccl 7062 ser1ser0i 7138 binomi 7162 bcxmas 7166 isumnn0nnai 7298 geolim1i 7328 dfef2i 7397 ef0lem 7400 efseq0ex 7401 eft0vali 7489 ef4pi 7490 efge1i 7492 efm1limi 7502 dscmet 8003 |
| This theorem was proved from axioms: ax-1 4 ax-2 5 ax-3 6 ax-mp 7 ax-7 1003 ax-gen 1004 ax-8 1005 ax-9 1006 ax-10 1007 ax-11 1008 ax-12 1009 ax-13 1010 ax-14 1011 ax-17 1012 ax-4 1014 ax-5o 1016 ax-6o 1019 ax-9o 1164 ax-10o 1182 ax-16 1252 ax-11o 1260 ax-ext 1504 ax-rep 2748 ax-sep 2758 ax-nul 2765 ax-pow 2798 ax-pr 2835 ax-un 2922 ax-inf2 4687 |
| This theorem depends on definitions: df-bi 154 df-or 231 df-an 232 df-3or 788 df-3an 789 df-ex 1022 df-sb 1214 df-eu 1424 df-mo 1425 df-clab 1510 df-cleq 1515 df-clel 1518 df-ne 1634 df-ral 1696 df-rex 1697 df-reu 1698 df-rab 1699 df-v 1859 df-sbc 1989 df-csb 2052 df-dif 2100 df-un 2101 df-in 2102 df-ss 2104 df-pss 2106 df-nul 2332 df-if 2414 df-pw 2454 df-sn 2464 df-pr 2465 df-tp 2467 df-op 2468 df-uni 2558 df-int 2588 df-iun 2622 df-br 2675 df-opab 2722 df-tr 2736 df-eprel 2888 df-id 2891 df-po 2896 df-so 2906 df-fr 2974 df-we 2991 df-ord 3008 df-on 3009 df-lim 3010 df-suc 3011 df-om 3189 df-xp 3241 df-rel 3242 df-cnv 3243 df-co 3244 df-dm 3245 df-rn 3246 df-res 3247 df-ima 3248 df-fun 3249 df-fn 3250 df-f 3251 df-fv 3255 df-rdg 3990 df-opr 4023 df-oprab 4024 df-1st 4137 df-2nd 4138 df-1o 4191 df-oadd 4193 df-omul 4194 df-er 4319 df-ec 4321 df-qs 4324 df-ni 5065 df-pli 5066 df-mi 5067 df-lti 5068 df-plpq 5100 df-mpq 5101 df-enq 5102 df-nq 5103 df-plq 5104 df-mq 5105 df-rq 5106 df-ltq 5107 df-1q 5108 df-np 5151 df-1p 5152 df-plp 5153 df-mp 5154 df-ltp 5155 df-plpr 5229 df-mpr 5230 df-enr 5231 df-nr 5232 df-plr 5233 df-mr 5234 df-0r 5236 df-1r 5237 df-m1r 5238 df-c 5305 df-0 5306 df-1 5307 df-i 5308 df-r 5309 df-plus 5310 df-mul 5311 df-n0 6182 |