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| Mirrors > Home > MPE Home > Th. List > zsscn | Structured version Visualization version GIF version | ||
| Description: The integers are a subset of the complex numbers. (Contributed by NM, 2-Aug-2004.) |
| Ref | Expression |
|---|---|
| zsscn | ⊢ ℤ ⊆ ℂ |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | zcn 12600 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3941 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3905 ℂcc 11102 ℤcz 12595 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1825 ax-4 1839 ax-5 1940 ax-6 1997 ax-7 2038 ax-8 2145 ax-9 2153 ax-ext 2735 ax-resscn 11161 |
| This proof depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1810 df-sb 2097 df-clab 2742 df-cleq 2755 df-clel 2838 df-rab 3417 df-v 3457 df-dif 3908 df-un 3910 df-ss 3922 df-nul 4287 df-if 4488 df-sn 4590 df-pr 4592 df-op 4596 df-uni 4873 df-br 5110 df-iota 6492 df-fv 6544 df-ov 7413 df-neg 11448 df-z 12596 |
| This theorem is used by: zex 12604 elq 12978 zexpcl 14117 fsumzcl 15791 fprodzcl 16013 zrisefaccl 16079 zfallfaccl 16080 4sqlem11 17019 cygabl 19965 zringbas 21612 zring0 21617 fermltlchr 21688 lmbrf 23426 lmres 23466 sszcld 24984 lmmbrf 25430 iscauf 25448 caucfil 25451 lmclimf 25472 elqaalem3 26491 iaa 26497 aareccl 26498 wilthlem2 27242 wilthlem3 27243 lgsfcl2 27476 2sqlem6 27596 gsumzrsum 33394 znfermltl 33690 zringnm 34357 fsum2dsub 35003 reprsuc 35011 caures 38439 mzpexpmpt 43504 uzmptshftfval 45084 fzsscn 46058 dvnprodlem2 46689 elaa2lem 46975 sqrtnnaa 47632 oddibas 48966 2zrngbas 49035 2zrng0 49037 |
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