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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 12264 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnzi 12551 | 1 ⊢ 4 ∈ ℤ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2114 4c4 12238 ℤcz 12524 |
| 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 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-10 2147 ax-11 2163 ax-12 2185 ax-ext 2708 ax-sep 5231 ax-nul 5241 ax-pr 5375 ax-un 7689 ax-1cn 11096 ax-icn 11097 ax-addcl 11098 ax-addrcl 11099 ax-mulcl 11100 ax-mulrcl 11101 ax-i2m1 11106 ax-1ne0 11107 ax-rrecex 11110 ax-cnre 11111 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-nf 1786 df-sb 2069 df-mo 2539 df-eu 2569 df-clab 2715 df-cleq 2728 df-clel 2811 df-nfc 2885 df-ne 2933 df-ral 3052 df-rex 3062 df-reu 3343 df-rab 3390 df-v 3431 df-sbc 3729 df-csb 3838 df-dif 3892 df-un 3894 df-in 3896 df-ss 3906 df-pss 3909 df-nul 4274 df-if 4467 df-pw 4543 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-iun 4935 df-br 5086 df-opab 5148 df-mpt 5167 df-tr 5193 df-id 5526 df-eprel 5531 df-po 5539 df-so 5540 df-fr 5584 df-we 5586 df-xp 5637 df-rel 5638 df-cnv 5639 df-co 5640 df-dm 5641 df-rn 5642 df-res 5643 df-ima 5644 df-pred 6265 df-ord 6326 df-on 6327 df-lim 6328 df-suc 6329 df-iota 6454 df-fun 6500 df-fn 6501 df-f 6502 df-f1 6503 df-fo 6504 df-f1o 6505 df-fv 6506 df-ov 7370 df-om 7818 df-2nd 7943 df-frecs 8231 df-wrecs 8262 df-recs 8311 df-rdg 8349 df-neg 11380 df-nn 12175 df-2 12244 df-3 12245 df-4 12246 df-z 12525 |
| This theorem is referenced by: fz0to4untppr 13584 fzo0to42pr 13708 fzo1to4tp 13709 iexpcyc 14169 sqoddm1div8 14205 4bc2eq6 14291 ef01bndlem 16151 sin01bnd 16152 cos01bnd 16153 4dvdseven 16342 flodddiv4lt 16386 6gcd4e2 16507 6lcm4e12 16585 lcmf2a3a4e12 16616 ge2nprmge4 16671 prm23lt5 16785 1259lem3 17103 ppiub 27167 bclbnd 27243 bposlem6 27252 bposlem9 27255 lgsdir2lem2 27289 m1lgs 27351 2lgsoddprmlem2 27372 chebbnd1lem2 27433 chebbnd1lem3 27434 pntlema 27559 pntlemb 27560 ex-ind-dvds 30531 hgt750lemd 34792 3lexlogpow5ineq5 42499 aks4d1p1p7 42513 aks4d1p1p5 42514 aks4d1p1 42515 flt4lem7 43092 inductionexd 44582 wallispi2lem1 46499 goldratmolem2 47334 fmtno4prmfac 48035 31prm 48060 mod42tp1mod8 48065 nprmdvdsfacm1 48087 8even 48189 341fppr2 48210 4fppr1 48211 9fppr8 48213 fpprel2 48217 sbgoldbo 48263 nnsum3primesle9 48270 nnsum4primeseven 48276 nnsum4primesevenALTV 48277 tgblthelfgott 48291 gpg5nbgr3star 48557 gpgprismgr4cycllem9 48579 zlmodzxzequa 48972 zlmodzxznm 48973 zlmodzxzequap 48975 zlmodzxzldeplem3 48978 zlmodzxzldep 48980 ldepsnlinclem1 48981 ldepsnlinc 48984 |
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