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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 12441 | . . 3 ⊢ ℕ = (ℕ0 ∖ {0}) | |
| 2 | 1 | eleq2i 2831 | . 2 ⊢ (𝑁 ∈ ℕ ↔ 𝑁 ∈ (ℕ0 ∖ {0})) |
| 3 | eldifsn 4719 | . 2 ⊢ (𝑁 ∈ (ℕ0 ∖ {0}) ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≠ 0)) | |
| 4 | 2, 3 | bitri 276 | 1 ⊢ (𝑁 ∈ ℕ ↔ (𝑁 ∈ ℕ0 ∧ 𝑁 ≠ 0)) |
| Colors of variables: wff setvar class |
| Syntax hints: ↔ wb 207 ∧ wa 396 ∈ wcel 2119 ≠ wne 2934 ∖ cdif 3880 {csn 4555 0cc0 11029 ℕcn 12165 ℕ0cn0 12428 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-10 2152 ax-11 2168 ax-12 2189 ax-ext 2711 ax-sep 5218 ax-nul 5228 ax-pow 5294 ax-pr 5362 ax-un 7678 ax-resscn 11086 ax-1cn 11087 ax-icn 11088 ax-addcl 11089 ax-addrcl 11090 ax-mulcl 11091 ax-mulrcl 11092 ax-mulcom 11093 ax-addass 11094 ax-mulass 11095 ax-distr 11096 ax-i2m1 11097 ax-1ne0 11098 ax-1rid 11099 ax-rnegex 11100 ax-rrecex 11101 ax-cnre 11102 ax-pre-lttri 11103 ax-pre-lttrn 11104 ax-pre-ltadd 11105 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-nf 1791 df-sb 2074 df-mo 2543 df-eu 2573 df-clab 2718 df-cleq 2731 df-clel 2814 df-nfc 2888 df-ne 2935 df-nel 3039 df-ral 3054 df-rex 3064 df-reu 3345 df-rab 3392 df-v 3433 df-sbc 3724 df-csb 3832 df-dif 3886 df-un 3888 df-in 3890 df-ss 3900 df-pss 3903 df-nul 4262 df-if 4455 df-pw 4531 df-sn 4556 df-pr 4558 df-op 4562 df-uni 4839 df-iun 4923 df-br 5073 df-opab 5135 df-mpt 5154 df-tr 5180 df-id 5513 df-eprel 5518 df-po 5526 df-so 5527 df-fr 5571 df-we 5573 df-xp 5624 df-rel 5625 df-cnv 5626 df-co 5627 df-dm 5628 df-rn 5629 df-res 5630 df-ima 5631 df-pred 6252 df-ord 6313 df-on 6314 df-lim 6315 df-suc 6316 df-iota 6441 df-fun 6487 df-fn 6488 df-f 6489 df-f1 6490 df-fo 6491 df-f1o 6492 df-fv 6493 df-ov 7359 df-om 7807 df-2nd 7932 df-frecs 8221 df-wrecs 8252 df-recs 8301 df-rdg 8339 df-er 8633 df-en 8884 df-dom 8885 df-sdom 8886 df-pnf 11172 df-mnf 11173 df-xr 11174 df-ltxr 11175 df-le 11176 df-nn 12166 df-n0 12429 |
| This theorem is referenced by: nn0n0n1ge2 12496 nn0nndivcl 12500 fzo1fzo0n0 13661 elfznelfzo 13719 hashnn0n0nn 14344 swrdccatin1 14678 cshwsublen 14749 cshwidxmod 14756 cshwidx0 14759 repswcshw 14765 cshw1 14775 nn0onn 16340 chnind 18578 chnub 18579 chnccat 18583 chnrev 18584 hashfinmndnn 18710 odhash3 19542 prmgrpsimpgd 20082 0ringnnzr 20497 psdmul 22154 cply1mul 22282 fvmptnn04if 22832 chfacfisf 22837 chfacfisfcpmat 22838 tayl0 26345 dvtaylp 26353 2sqmod 27417 wlkonl1iedg 29750 dfpth2 29815 pthdlem2 29854 crctcsh 29910 clwwlkneq0 30117 hashecclwwlkn1 30165 umgrhashecclwwlk 30166 clwwlknon0 30181 frgrreg 30482 frgrregord013 30483 xnn0gt0 32861 subne0nn 32914 mplmulmvr 33723 esplyind 33759 plymulx0 34731 plymulx 34732 signstfvn 34753 signstfveq0a 34760 poimirlem13 38000 poimirlem20 38007 aks6d1c4 42609 aks6d1c7lem1 42665 flt0 43087 dvnmul 46386 dvnprodlem3 46391 wallispilem3 46510 fourierdlem103 46652 fourierdlem104 46653 etransclem28 46705 etransclem35 46712 etransclem38 46715 etransclem44 46721 chnsubseq 47325 2ffzoeq 47791 lswn0 47919 ztprmneprm 48838 |
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