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| Mirrors > Home > MPE Home > Th. List > elnnne0 | Structured version Visualization version GIF version | ||
| Description: The positive integer property expressed in terms of difference from zero. (Contributed by Stefan O'Rear, 12-Sep-2015.) |
| Ref | Expression |
|---|---|
| elnnne0 | ⊢ (𝑁 ∈ ℕ ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≠ 0)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | dfn2 12512 | . . 3 ⊢ ℕ = (ℕ0 ∖ {0}) | |
| 2 | 1 | eleq2i 2855 | . 2 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℕ0 ∖ {0})) |
| 3 | eldifsn 4753 | . 2 ⊢ (𝑁 ∈ (ℕ0 ∖ {0}) ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≠ 0)) | |
| 4 | 2, 3 | bitri 278 | 1 ⊢ (𝑁 ∈ ℕ ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≠ 0)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 209 ∧ wa 400 ∈ wcel 2143 ≠ wne 2958 ∖ cdif 3902 {csn 4589 0cc0 11095 ℕcn 12228 ℕ0cn0 12499 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-10 2176 ax-11 2192 ax-12 2213 ax-ext 2735 ax-sep 5257 ax-nul 5269 ax-pow 5336 ax-pr 5404 ax-un 7732 ax-resscn 11152 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-mulcom 11159 ax-addass 11160 ax-mulass 11161 ax-distr 11162 ax-i2m1 11163 ax-1ne0 11164 ax-1rid 11165 ax-rnegex 11166 ax-rrecex 11167 ax-cnre 11168 ax-pre-lttri 11169 ax-pre-lttrn 11170 ax-pre-ltadd 11171 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-nf 1814 df-sb 2097 df-mo 2567 df-eu 2597 df-clab 2742 df-cleq 2755 df-clel 2838 df-nfc 2912 df-ne 2959 df-nel 3065 df-ral 3080 df-rex 3090 df-reu 3370 df-rab 3417 df-v 3457 df-sbc 3745 df-csb 3854 df-dif 3908 df-un 3910 df-in 3912 df-ss 3922 df-pss 3925 df-nul 4287 df-if 4488 df-pw 4564 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-iun 4958 df-br 5110 df-opab 5174 df-mpt 5193 df-tr 5219 df-id 5556 df-eprel 5561 df-po 5569 df-so 5570 df-fr 5614 df-we 5616 df-xp 5667 df-rel 5668 df-cnv 5669 df-co 5670 df-dm 5671 df-rn 5672 df-res 5673 df-ima 5674 df-pred 6302 df-ord 6363 df-on 6364 df-lim 6365 df-suc 6366 df-iota 6492 df-fun 6538 df-fn 6539 df-f 6540 df-f1 6541 df-fo 6542 df-f1o 6543 df-fv 6544 df-ov 7413 df-om 7859 df-2nd 7983 df-frecs 8274 df-wrecs 8305 df-recs 8354 df-rdg 8393 df-er 8690 df-en 8940 df-dom 8941 df-sdom 8942 df-pnf 11240 df-mnf 11241 df-xr 11242 df-ltxr 11243 df-le 11244 df-nn 12229 df-n0 12500 |
| This theorem is referenced by: nn0n0n1ge2 12567 nn0nndivcl 12571 fzo1fzo0n0 13740 elfznelfzo 13798 hashnn0n0nn 14423 swrdccatin1 14758 cshwsublen 14829 cshwidxmod 14836 cshwidx0 14839 repswcshw 14845 cshw1 14855 nn0onn 16433 chnind 18672 chnub 18673 chnccat 18677 chnrev 18678 hashfinmndnn 18804 odhash3 19641 prmgrpsimpgd 20181 0ringnnzr 20623 psdmul 22329 cply1mul 22456 fvmptnn04if 23006 chfacfisf 23011 chfacfisfcpmat 23012 plyn0mulidp 26442 plymulidp 26443 tayl0 26525 dvtaylp 26533 2sqmod 27600 wlkonl1iedg 30013 dfpth2 30078 pthdlem2 30117 crctcsh 30173 clwwlkneq0 30380 hashecclwwlkn1 30428 umgrhashecclwwlk 30429 clwwlknon0 30444 frgrreg 30745 frgrregord013 30746 xnn0gt0 33114 subne0nn 33166 mplmulmvr 33929 esplyind 33965 signstfvn 34956 signstfveq0a 34963 poimirlem13 38304 poimirlem20 38311 aks6d1c4 42911 aks6d1c7lem1 42967 flt0 43389 dvnmul 46677 dvnprodlem3 46682 wallispilem3 46801 fourierdlem103 46943 fourierdlem104 46944 etransclem28 46996 etransclem35 47003 etransclem38 47006 etransclem44 47012 chnsubseq 47616 2ffzoeq 48085 lswn0 48213 ztprmneprm 49147 |
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