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| Mirrors > Home > ILE Home > Th. List > 1z | GIF version | ||
| Description: One is an integer. (Contributed by NM, 10-May-2004.) |
| Ref | Expression |
|---|---|
| 1z | ⊢ 1 ∈ ℤ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | 1nn 9137 | . 2 ⊢ 1 ∈ ℕ | |
| 2 | 1 | nnzi 9483 | 1 ⊢ 1 ∈ ℤ |
| Colors of variables: wff set class |
| Syntax hints: ∈ wcel 2200 1c1 8016 ℤcz 9462 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-ia1 106 ax-ia2 107 ax-ia3 108 ax-in1 617 ax-in2 618 ax-io 714 ax-5 1493 ax-7 1494 ax-gen 1495 ax-ie1 1539 ax-ie2 1540 ax-8 1550 ax-10 1551 ax-11 1552 ax-i12 1553 ax-bndl 1555 ax-4 1556 ax-17 1572 ax-i9 1576 ax-ial 1580 ax-i5r 1581 ax-13 2202 ax-14 2203 ax-ext 2211 ax-sep 4202 ax-pow 4259 ax-pr 4294 ax-un 4525 ax-setind 4630 ax-cnex 8106 ax-resscn 8107 ax-1cn 8108 ax-1re 8109 ax-icn 8110 ax-addcl 8111 ax-addrcl 8112 ax-mulcl 8113 ax-addcom 8115 ax-addass 8117 ax-distr 8119 ax-i2m1 8120 ax-0lt1 8121 ax-0id 8123 ax-rnegex 8124 ax-cnre 8126 ax-pre-ltirr 8127 ax-pre-ltwlin 8128 ax-pre-lttrn 8129 ax-pre-ltadd 8131 |
| This theorem depends on definitions: df-bi 117 df-3or 1003 df-3an 1004 df-tru 1398 df-fal 1401 df-nf 1507 df-sb 1809 df-eu 2080 df-mo 2081 df-clab 2216 df-cleq 2222 df-clel 2225 df-nfc 2361 df-ne 2401 df-nel 2496 df-ral 2513 df-rex 2514 df-reu 2515 df-rab 2517 df-v 2801 df-sbc 3029 df-dif 3199 df-un 3201 df-in 3203 df-ss 3210 df-pw 3651 df-sn 3672 df-pr 3673 df-op 3675 df-uni 3889 df-int 3924 df-br 4084 df-opab 4146 df-id 4385 df-xp 4726 df-rel 4727 df-cnv 4728 df-co 4729 df-dm 4730 df-iota 5281 df-fun 5323 df-fv 5329 df-riota 5963 df-ov 6013 df-oprab 6014 df-mpo 6015 df-pnf 8199 df-mnf 8200 df-xr 8201 df-ltxr 8202 df-le 8203 df-sub 8335 df-neg 8336 df-inn 9127 df-z 9463 |
| This theorem is referenced by: 1zzd 9489 znnnlt1 9510 nn0n0n1ge2b 9542 nn0lt2 9544 nn0le2is012 9545 3halfnz 9560 prime 9562 nnuz 9775 eluz2nn 9778 eluzge3nn 9784 1eluzge0 9786 2eluzge1 9788 eluz2b1 9813 uz2m1nn 9817 elnn1uz2 9819 elnndc 9824 nn01to3 9829 nnrecq 9857 fz1n 10257 fz10 10259 fz01en 10266 fzpreddisj 10284 fznatpl1 10289 fzprval 10295 fztpval 10296 fseq1p1m1 10307 elfzp1b 10310 elfzm1b 10311 4fvwrd4 10353 ige2m2fzo 10421 fzo12sn 10440 fzofzp1 10450 fzostep1 10460 rebtwn2zlemstep 10489 qbtwnxr 10494 flqge1nn 10531 fldiv4p1lem1div2 10542 fldiv4lem1div2 10544 modqfrac 10576 modqid0 10589 q1mod 10595 mulp1mod1 10604 m1modnnsub1 10609 modqm1p1mod0 10614 modqltm1p1mod 10615 frecfzennn 10665 frecfzen2 10666 zexpcl 10793 qexpcl 10794 qexpclz 10799 m1expcl 10801 expp1zap 10827 expm1ap 10828 bcn1 10997 bcpasc 11005 bcnm1 11011 isfinite4im 11031 hashsng 11037 hashfz 11061 climuni 11825 sum0 11920 sumsnf 11941 expcnv 12036 cvgratz 12064 prod0 12117 prodsnf 12124 sinltxirr 12293 sin01gt0 12294 p1modz1 12326 iddvds 12336 1dvds 12337 dvds1 12385 3dvds 12396 nn0o1gt2 12437 n2dvds1 12444 bitsp1o 12485 bitsfzo 12487 gcdadd 12527 gcdid 12528 gcd1 12529 1gcd 12534 bezoutlema 12541 bezoutlemb 12542 gcdmultiple 12562 lcmgcdlem 12620 lcm1 12624 3lcm2e6woprm 12629 isprm3 12661 prmgt1 12675 phicl2 12757 phibnd 12760 phi1 12762 dfphi2 12763 phimullem 12768 eulerthlemrprm 12772 eulerthlema 12773 eulerthlemth 12775 fermltl 12777 prmdiv 12778 prmdiveq 12779 odzcllem 12786 odzdvds 12789 oddprm 12803 pythagtriplem4 12812 pcpre1 12836 pc1 12849 pcrec 12852 pcmpt 12887 fldivp1 12892 expnprm 12897 pockthlem 12900 igz 12918 4sqlem12 12946 4sqlem13m 12947 4sqlem19 12953 ssnnctlemct 13038 mulgm1 13700 mulgp1 13713 mulgneg2 13714 zsubrg 14566 gzsubrg 14567 zringmulg 14583 mulgrhm2 14595 sin2pim 15508 cos2pim 15509 rpcxp1 15594 logbleb 15656 logblt 15657 lgslem2 15701 lgsfcl2 15706 lgsval2lem 15710 lgsmod 15726 lgsdir2lem1 15728 lgsdir2lem5 15732 lgsdir 15735 lgsne0 15738 1lgs 15743 lgsdinn0 15748 gausslemma2dlem0i 15757 gausslemma2d 15769 lgseisen 15774 lgsquad2lem2 15782 m1lgs 15785 2lgs 15804 2sqlem9 15824 2sqlem10 15825 usgrexmpldifpr 16068 upgr2wlkdc 16147 umgrclwwlkge2 16171 ex-fl 16198 apdiff 16530 iswomni0 16533 nconstwlpolem0 16545 |
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