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Mirrors > Home > MPE Home > Th. List > 4z | Structured version Visualization version GIF version |
Description: 4 is an integer. (Contributed by BJ, 26-Mar-2020.) |
Ref | Expression |
---|---|
4z | ⊢ 4 ∈ ℤ |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | 4nn 12245 | . 2 ⊢ 4 ∈ ℕ | |
2 | 1 | nnzi 12536 | 1 ⊢ 4 ∈ ℤ |
Colors of variables: wff setvar class |
Syntax hints: ∈ wcel 2106 4c4 12219 ℤcz 12508 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1913 ax-6 1971 ax-7 2011 ax-8 2108 ax-9 2116 ax-10 2137 ax-11 2154 ax-12 2171 ax-ext 2702 ax-sep 5261 ax-nul 5268 ax-pr 5389 ax-un 7677 ax-1cn 11118 ax-icn 11119 ax-addcl 11120 ax-addrcl 11121 ax-mulcl 11122 ax-mulrcl 11123 ax-i2m1 11128 ax-1ne0 11129 ax-rrecex 11132 ax-cnre 11133 |
This theorem depends on definitions: df-bi 206 df-an 397 df-or 846 df-3or 1088 df-3an 1089 df-tru 1544 df-fal 1554 df-ex 1782 df-nf 1786 df-sb 2068 df-mo 2533 df-eu 2562 df-clab 2709 df-cleq 2723 df-clel 2809 df-nfc 2884 df-ne 2940 df-ral 3061 df-rex 3070 df-reu 3352 df-rab 3406 df-v 3448 df-sbc 3743 df-csb 3859 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3932 df-nul 4288 df-if 4492 df-pw 4567 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4871 df-iun 4961 df-br 5111 df-opab 5173 df-mpt 5194 df-tr 5228 df-id 5536 df-eprel 5542 df-po 5550 df-so 5551 df-fr 5593 df-we 5595 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 6258 df-ord 6325 df-on 6326 df-lim 6327 df-suc 6328 df-iota 6453 df-fun 6503 df-fn 6504 df-f 6505 df-f1 6506 df-fo 6507 df-f1o 6508 df-fv 6509 df-ov 7365 df-om 7808 df-2nd 7927 df-frecs 8217 df-wrecs 8248 df-recs 8322 df-rdg 8361 df-neg 11397 df-nn 12163 df-2 12225 df-3 12226 df-4 12227 df-z 12509 |
This theorem is referenced by: fz0to4untppr 13554 fzo0to42pr 13669 fzo1to4tp 13670 iexpcyc 14121 sqoddm1div8 14156 4bc2eq6 14239 ef01bndlem 16077 sin01bnd 16078 cos01bnd 16079 4dvdseven 16266 flodddiv4lt 16308 6gcd4e2 16430 6lcm4e12 16503 lcmf2a3a4e12 16534 ge2nprmge4 16588 prm23lt5 16697 1259lem3 17016 ppiub 26589 bclbnd 26665 bposlem6 26674 bposlem9 26677 lgsdir2lem2 26711 m1lgs 26773 2lgsoddprmlem2 26794 chebbnd1lem2 26855 chebbnd1lem3 26856 pntlema 26981 pntlemb 26982 ex-ind-dvds 29468 hgt750lemd 33350 3lexlogpow5ineq5 40590 aks4d1p1p7 40604 aks4d1p1p5 40605 aks4d1p1 40606 flt4lem7 41055 inductionexd 42549 wallispi2lem1 44432 fmtno4prmfac 45884 31prm 45909 mod42tp1mod8 45914 8even 46025 341fppr2 46046 4fppr1 46047 9fppr8 46049 fpprel2 46053 sbgoldbo 46099 nnsum3primesle9 46106 nnsum4primeseven 46112 nnsum4primesevenALTV 46113 tgblthelfgott 46127 zlmodzxzequa 46697 zlmodzxznm 46698 zlmodzxzequap 46700 zlmodzxzldeplem3 46703 zlmodzxzldep 46705 ldepsnlinclem1 46706 ldepsnlinc 46709 |
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