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| Mirrors > Home > MPE Home > Th. List > elfz3 | Structured version Visualization version GIF version | ||
| Description: Membership in a finite set of sequential integers containing one integer. (Contributed by NM, 21-Jul-2005.) |
| Ref | Expression |
|---|---|
| elfz3 | ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ (𝑁...𝑁)) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | uzid 12867 | . 2 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ (ℤ≥‘𝑁)) | |
| 2 | eluzfz1 13548 | . 2 ⊢ (𝑁 ∈ (ℤ≥‘𝑁) → 𝑁 ∈ (𝑁...𝑁)) | |
| 3 | 1, 2 | syl 17 | 1 ⊢ (𝑁 ∈ ℤ → 𝑁 ∈ (𝑁...𝑁)) |
| Colors of variables: wff setvar class |
| Syntax hints: → wi 4 ∈ wcel 2108 ‘cfv 6531 (class class class)co 7405 ℤcz 12588 ℤ≥cuz 12852 ...cfz 13524 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2007 ax-8 2110 ax-9 2118 ax-10 2141 ax-11 2157 ax-12 2177 ax-ext 2707 ax-sep 5266 ax-nul 5276 ax-pow 5335 ax-pr 5402 ax-un 7729 ax-cnex 11185 ax-resscn 11186 ax-pre-lttri 11203 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-nf 1784 df-sb 2065 df-mo 2539 df-eu 2568 df-clab 2714 df-cleq 2727 df-clel 2809 df-nfc 2885 df-ne 2933 df-nel 3037 df-ral 3052 df-rex 3061 df-rab 3416 df-v 3461 df-sbc 3766 df-csb 3875 df-dif 3929 df-un 3931 df-in 3933 df-ss 3943 df-nul 4309 df-if 4501 df-pw 4577 df-sn 4602 df-pr 4604 df-op 4608 df-uni 4884 df-iun 4969 df-br 5120 df-opab 5182 df-mpt 5202 df-id 5548 df-xp 5660 df-rel 5661 df-cnv 5662 df-co 5663 df-dm 5664 df-rn 5665 df-res 5666 df-ima 5667 df-iota 6484 df-fun 6533 df-fn 6534 df-f 6535 df-f1 6536 df-fo 6537 df-f1o 6538 df-fv 6539 df-ov 7408 df-oprab 7409 df-mpo 7410 df-1st 7988 df-2nd 7989 df-er 8719 df-en 8960 df-dom 8961 df-sdom 8962 df-pnf 11271 df-mnf 11272 df-xr 11273 df-ltxr 11274 df-le 11275 df-neg 11469 df-z 12589 df-uz 12853 df-fz 13525 |
| This theorem is referenced by: fzsn 13583 fz1sbc 13617 prinfzo0 13715 seqf1o 14061 hashbc 14471 vdwlem8 17008 vdwlem13 17013 coefv0 26205 coemulc 26212 0pthon 30108 metakunt15 42232 metakunt16 42233 |
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