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| Mirrors > Home > ILE Home > Th. List > elfznn | Unicode version | ||
| Description: A member of a finite set of sequential integers starting at 1 is a positive integer. (Contributed by NM, 24-Aug-2005.) |
| Ref | Expression |
|---|---|
| elfznn |
|
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | elfzelz 10233 |
. 2
| |
| 2 | elfzle1 10235 |
. 2
| |
| 3 | elnnz1 9480 |
. 2
| |
| 4 | 1, 2, 3 | sylanbrc 417 |
1
|
| Colors of variables: wff set class |
| Syntax hints: |
| 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 4258 ax-pr 4293 ax-un 4524 ax-setind 4629 ax-cnex 8101 ax-resscn 8102 ax-1cn 8103 ax-1re 8104 ax-icn 8105 ax-addcl 8106 ax-addrcl 8107 ax-mulcl 8108 ax-addcom 8110 ax-addass 8112 ax-distr 8114 ax-i2m1 8115 ax-0lt1 8116 ax-0id 8118 ax-rnegex 8119 ax-cnre 8121 ax-pre-ltirr 8122 ax-pre-ltwlin 8123 ax-pre-lttrn 8124 ax-pre-ltadd 8126 |
| 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-mpt 4147 df-id 4384 df-xp 4725 df-rel 4726 df-cnv 4727 df-co 4728 df-dm 4729 df-rn 4730 df-res 4731 df-ima 4732 df-iota 5278 df-fun 5320 df-fn 5321 df-f 5322 df-fv 5326 df-riota 5960 df-ov 6010 df-oprab 6011 df-mpo 6012 df-pnf 8194 df-mnf 8195 df-xr 8196 df-ltxr 8197 df-le 8198 df-sub 8330 df-neg 8331 df-inn 9122 df-z 9458 df-uz 9734 df-fz 10217 |
| This theorem is referenced by: elfz1end 10263 fz1ssnn 10264 fzossnn 10402 nninfdcex 10469 bcm1k 10994 bcpasc 11000 seq3coll 11077 pfxfv0 11240 pfxfvlsw 11243 summodclem3 11907 summodclem2a 11908 fsum3 11914 isumz 11916 fsumcl2lem 11925 binomlem 12010 arisum2 12026 trireciplem 12027 geo2sum 12041 cvgratnnlemsumlt 12055 prodmodclem3 12102 prodmodclem2a 12103 fprodseq 12110 prod1dc 12113 fzm1ndvds 12383 nnmindc 12571 nnminle 12572 phicl 12753 eulerthlemrprm 12767 prmdivdiv 12775 dvdsfi 12777 odzcllem 12781 odzdvds 12784 modprm0 12793 pcfac 12889 pcbc 12890 1arith 12906 4sqlem13m 12942 4sqlem14 12943 4sqlem17 12946 4sqlem18 12947 mulgnngsum 13680 mulgnn0z 13702 mulgnndir 13704 dvply1 15455 wilthlem1 15670 lgsval2lem 15705 lgseisenlem1 15765 lgseisenlem2 15766 lgseisenlem3 15767 lgseisenlem4 15768 lgseisen 15769 lgsquadlemsfi 15770 lgsquadlem1 15772 lgsquadlem2 15773 lgsquadlem3 15774 2lgslem1a1 15781 cvgcmp2nlemabs 16488 trilpolemlt1 16497 nconstwlpolemgt0 16520 |
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