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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 12324 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnzi 12618 | 1 ⊢ 4 ∈ ℤ |
| Colors of variables: wff setvar class |
| Syntax hints: ∈ wcel 2149 4c4 12297 ℤcz 12591 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1822 ax-4 1836 ax-5 1937 ax-6 1994 ax-7 2035 ax-8 2151 ax-9 2159 ax-10 2182 ax-11 2198 ax-12 2219 ax-ext 2741 ax-sep 5261 ax-nul 5271 ax-pr 5405 ax-un 7733 ax-1cn 11158 ax-icn 11159 ax-addcl 11160 ax-addrcl 11161 ax-mulcl 11162 ax-mulrcl 11163 ax-i2m1 11168 ax-1ne0 11169 ax-rrecex 11172 ax-cnre 11173 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1570 df-fal 1580 df-ex 1807 df-nf 1811 df-sb 2098 df-mo 2573 df-eu 2603 df-clab 2748 df-cleq 2761 df-clel 2844 df-nfc 2918 df-ne 2965 df-ral 3086 df-rex 3096 df-reu 3377 df-rab 3424 df-v 3465 df-sbc 3754 df-csb 3862 df-dif 3916 df-un 3918 df-in 3920 df-ss 3930 df-pss 3933 df-nul 4295 df-if 4493 df-pw 4569 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4877 df-iun 4962 df-br 5114 df-opab 5178 df-mpt 5197 df-tr 5223 df-id 5557 df-eprel 5562 df-po 5570 df-so 5571 df-fr 5615 df-we 5617 df-xp 5668 df-rel 5669 df-cnv 5670 df-co 5671 df-dm 5672 df-rn 5673 df-res 5674 df-ima 5675 df-pred 6303 df-ord 6364 df-on 6365 df-lim 6366 df-suc 6367 df-iota 6493 df-fun 6539 df-fn 6540 df-f 6541 df-f1 6542 df-fo 6543 df-f1o 6544 df-fv 6545 df-ov 7414 df-om 7863 df-2nd 7987 df-frecs 8278 df-wrecs 8309 df-recs 8358 df-rdg 8397 df-neg 11444 df-nn 12234 df-2 12303 df-3 12304 df-4 12305 df-z 12592 |
| This theorem is referenced by: fz0to4untppr 13658 fzo0to42pr 13782 fzo1to4tp 13783 iexpcyc 14243 sqoddm1div8 14279 4bc2eq6 14365 ef01bndlem 16240 sin01bnd 16241 cos01bnd 16242 4dvdseven 16431 flodddiv4lt 16475 6gcd4e2 16596 6lcm4e12 16674 lcmf2a3a4e12 16705 ge2nprmge4 16760 prm23lt5 16874 1259lem3 17193 ppiub 27334 bclbnd 27410 bposlem6 27419 bposlem9 27422 lgsdir2lem2 27456 m1lgs 27518 2lgsoddprmlem2 27539 chebbnd1lem2 27600 chebbnd1lem3 27601 pntlema 27726 pntlemb 27727 ex-ind-dvds 30753 hgt750lemd 34980 3lexlogpow5ineq5 42751 aks4d1p1p7 42765 aks4d1p1p5 42766 aks4d1p1 42767 flt4lem7 43317 inductionexd 44807 wallispi2lem1 46711 goldratmolem2 47546 fmtno4prmfac 48247 31prm 48272 mod42tp1mod8 48277 nprmdvdsfacm1 48299 8even 48401 341fppr2 48422 4fppr1 48423 9fppr8 48425 fpprel2 48429 sbgoldbo 48475 nnsum3primesle9 48482 nnsum4primeseven 48488 nnsum4primesevenALTV 48489 tgblthelfgott 48503 gpg5nbgr3star 48769 gpgprismgr4cycllem9 48791 zlmodzxzequa 49195 zlmodzxznm 49196 zlmodzxzequap 49198 zlmodzxzldeplem3 49201 zlmodzxzldep 49203 ldepsnlinclem1 49204 ldepsnlinc 49207 |
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