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| Mirrors > Home > MPE Home > Th. List > peano2z | Structured version Visualization version GIF version | ||
| Description: Second Peano postulate generalized to integers. (Contributed by NM, 13-Feb-2005.) |
| Ref | Expression |
|---|---|
| peano2z | ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1z 12563 | . 2 ⊢ 1 ∈ ℤ | |
| 2 | zaddcl 12573 | . 2 ⊢ ((𝑁 ∈ ℤ ∧ 1 ∈ ℤ) → (𝑁 + 1) ∈ ℤ) | |
| 3 | 1, 2 | mpan2 691 | 1 ⊢ (𝑁 ∈ ℤ → (𝑁 + 1) ∈ ℤ) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2109 (class class class)co 7387 1c1 11069 + caddc 11071 ℤcz 12529 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-10 2142 ax-11 2158 ax-12 2178 ax-ext 2701 ax-sep 5251 ax-nul 5261 ax-pow 5320 ax-pr 5387 ax-un 7711 ax-resscn 11125 ax-1cn 11126 ax-icn 11127 ax-addcl 11128 ax-addrcl 11129 ax-mulcl 11130 ax-mulrcl 11131 ax-mulcom 11132 ax-addass 11133 ax-mulass 11134 ax-distr 11135 ax-i2m1 11136 ax-1ne0 11137 ax-1rid 11138 ax-rnegex 11139 ax-rrecex 11140 ax-cnre 11141 ax-pre-lttri 11142 ax-pre-lttrn 11143 ax-pre-ltadd 11144 ax-pre-mulgt0 11145 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2066 df-mo 2533 df-eu 2562 df-clab 2708 df-cleq 2721 df-clel 2803 df-nfc 2878 df-ne 2926 df-nel 3030 df-ral 3045 df-rex 3054 df-reu 3355 df-rab 3406 df-v 3449 df-sbc 3754 df-csb 3863 df-dif 3917 df-un 3919 df-in 3921 df-ss 3931 df-pss 3934 df-nul 4297 df-if 4489 df-pw 4565 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4872 df-iun 4957 df-br 5108 df-opab 5170 df-mpt 5189 df-tr 5215 df-id 5533 df-eprel 5538 df-po 5546 df-so 5547 df-fr 5591 df-we 5593 df-xp 5644 df-rel 5645 df-cnv 5646 df-co 5647 df-dm 5648 df-rn 5649 df-res 5650 df-ima 5651 df-pred 6274 df-ord 6335 df-on 6336 df-lim 6337 df-suc 6338 df-iota 6464 df-fun 6513 df-fn 6514 df-f 6515 df-f1 6516 df-fo 6517 df-f1o 6518 df-fv 6519 df-riota 7344 df-ov 7390 df-oprab 7391 df-mpo 7392 df-om 7843 df-2nd 7969 df-frecs 8260 df-wrecs 8291 df-recs 8340 df-rdg 8378 df-er 8671 df-en 8919 df-dom 8920 df-sdom 8921 df-pnf 11210 df-mnf 11211 df-xr 11212 df-ltxr 11213 df-le 11214 df-sub 11407 df-neg 11408 df-nn 12187 df-n0 12443 df-z 12530 |
| This theorem is referenced by: zleltp1 12584 btwnnz 12610 peano2uz2 12622 uzind 12626 uzind2 12627 peano2zd 12641 eluzp1m1 12819 eluzp1p1 12821 peano2uz 12860 zltaddlt1le 13466 elfzp1b 13562 fzval3 13695 fzossfzop1 13704 zesq 14191 hashfzp1 14396 odd2np1lem 16310 odd2np1 16311 mulsucdiv2z 16323 oddp1d2 16328 zob 16329 ltoddhalfle 16331 fldivp1 16868 telgsumfzs 19919 degltp1le 25978 ppiprm 27061 ppinprm 27062 chtprm 27063 chtnprm 27064 chtub 27123 lgsdir2lem2 27237 poimirlem3 37617 poimirlem4 37618 poimirlem16 37630 poimirlem17 37631 poimirlem19 37633 poimirlem20 37634 itg2addnclem2 37666 fdc 37739 eluzp1 42295 ellz1 42755 rmxluc 42925 rmyluc 42926 jm2.27dlem2 42999 fzopredsuc 47324 icceuelpartlem 47436 oddp1evenALTV 47677 elfzolborelfzop1 48508 dignn0flhalflem1 48604 |
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