| Metamath Proof Explorer |
< Previous
Next >
Nearby theorems |
||
| 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 12341 | . 2 ⊢ 4 ∈ ℕ | |
| 2 | 1 | nnzi 12635 | 1 ⊢ 4 ∈ ℤ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ∈ wcel 2146 4c4 12314 ℤcz 12608 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-10 2179 ax-11 2195 ax-12 2216 ax-ext 2737 ax-sep 5259 ax-nul 5271 ax-pr 5406 ax-un 7742 ax-1cn 11175 ax-icn 11176 ax-addcl 11177 ax-addrcl 11178 ax-mulcl 11179 ax-mulrcl 11180 ax-i2m1 11185 ax-1ne0 11186 ax-rrecex 11189 ax-cnre 11190 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-nf 1817 df-sb 2100 df-mo 2569 df-eu 2599 df-clab 2744 df-cleq 2757 df-clel 2840 df-nfc 2914 df-ne 2961 df-ral 3082 df-rex 3092 df-reu 3372 df-rab 3419 df-v 3459 df-sbc 3747 df-csb 3855 df-dif 3909 df-un 3911 df-in 3913 df-ss 3923 df-pss 3926 df-nul 4287 df-if 4490 df-pw 4566 df-sn 4592 df-pr 4594 df-op 4598 df-uni 4875 df-iun 4960 df-br 5112 df-opab 5176 df-mpt 5195 df-tr 5221 df-id 5558 df-eprel 5563 df-po 5571 df-so 5572 df-fr 5616 df-we 5618 df-xp 5669 df-rel 5670 df-cnv 5671 df-co 5672 df-dm 5673 df-rn 5674 df-res 5675 df-ima 5676 df-pred 6306 df-ord 6367 df-on 6368 df-lim 6369 df-suc 6370 df-iota 6496 df-fun 6542 df-fn 6543 df-f 6544 df-f1 6545 df-fo 6546 df-f1o 6547 df-fv 6548 df-ov 7422 df-om 7869 df-2nd 7993 df-frecs 8284 df-wrecs 8315 df-recs 8364 df-rdg 8403 df-neg 11461 df-nn 12251 df-2 12320 df-3 12321 df-4 12322 df-z 12609 |
| This theorem is used by: fz0to4untppr 13677 fzo0to42pr 13801 fzo1to4tp 13802 iexpcyc 14263 sqoddm1div8 14299 4bc2eq6 14385 ef01bndlem 16264 sin01bnd 16265 cos01bnd 16266 4dvdseven 16455 flodddiv4lt 16499 6gcd4e2 16620 6lcm4e12 16698 lcmf2a3a4e12 16729 ge2nprmge4 16784 prm23lt5 16898 1259lem3 17217 ppiub 27421 bclbnd 27497 bposlem6 27506 bposlem9 27509 lgsdir2lem2 27543 m1lgs 27605 2lgsoddprmlem2 27626 chebbnd1lem2 27687 chebbnd1lem3 27688 pntlema 27813 pntlemb 27814 ex-ind-dvds 30885 hgt750lemd 35102 3lexlogpow5ineq5 42887 aks4d1p1p7 42901 aks4d1p1p5 42902 aks4d1p1 42903 flt4lem7 43451 inductionexd 44941 wallispi2lem1 46845 goldratmolem2 47683 fmtno4prmfac 48384 31prm 48409 mod42tp1mod8 48414 nprmdvdsfacm1 48436 8even 48538 341fppr2 48559 4fppr1 48560 9fppr8 48562 fpprel2 48566 sbgoldbo 48612 nnsum3primesle9 48619 nnsum4primeseven 48625 nnsum4primesevenALTV 48626 tgblthelfgott 48640 gpg5nbgr3star 48906 gpgprismgr4cycllem9 48928 zlmodzxzequa 49335 zlmodzxznm 49336 zlmodzxzequap 49338 zlmodzxzldeplem3 49341 zlmodzxzldep 49343 ldepsnlinclem1 49344 ldepsnlinc 49347 |
| Copyright terms: Public domain | W3C validator |