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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 12319 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnzi 12613 | 1 ⊢ 4 ∈ ℤ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2143 4c4 12292 ℤcz 12586 |
| 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-pr 5404 ax-un 7732 ax-1cn 11153 ax-icn 11154 ax-addcl 11155 ax-addrcl 11156 ax-mulcl 11157 ax-mulrcl 11158 ax-i2m1 11163 ax-1ne0 11164 ax-rrecex 11167 ax-cnre 11168 |
| 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-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-neg 11439 df-nn 12229 df-2 12298 df-3 12299 df-4 12300 df-z 12587 |
| This theorem is referenced by: fz0to4untppr 13654 fzo0to42pr 13778 fzo1to4tp 13779 iexpcyc 14239 sqoddm1div8 14275 4bc2eq6 14361 ef01bndlem 16235 sin01bnd 16236 cos01bnd 16237 4dvdseven 16426 flodddiv4lt 16470 6gcd4e2 16591 6lcm4e12 16669 lcmf2a3a4e12 16700 ge2nprmge4 16755 prm23lt5 16869 1259lem3 17188 ppiub 27368 bclbnd 27444 bposlem6 27453 bposlem9 27456 lgsdir2lem2 27490 m1lgs 27552 2lgsoddprmlem2 27573 chebbnd1lem2 27634 chebbnd1lem3 27635 pntlema 27760 pntlemb 27761 ex-ind-dvds 30812 hgt750lemd 35035 3lexlogpow5ineq5 42847 aks4d1p1p7 42861 aks4d1p1p5 42862 aks4d1p1 42863 flt4lem7 43411 inductionexd 44901 wallispi2lem1 46805 goldratmolem2 47643 fmtno4prmfac 48344 31prm 48369 mod42tp1mod8 48374 nprmdvdsfacm1 48396 8even 48498 341fppr2 48519 4fppr1 48520 9fppr8 48522 fpprel2 48526 sbgoldbo 48572 nnsum3primesle9 48579 nnsum4primeseven 48585 nnsum4primesevenALTV 48586 tgblthelfgott 48600 gpg5nbgr3star 48866 gpgprismgr4cycllem9 48888 zlmodzxzequa 49296 zlmodzxznm 49297 zlmodzxzequap 49299 zlmodzxzldeplem3 49302 zlmodzxzldep 49304 ldepsnlinclem1 49305 ldepsnlinc 49308 |
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