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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 12587 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3943 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3907 ℂcc 11086 ℤcz 12582 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1818 ax-4 1832 ax-5 1933 ax-6 1990 ax-7 2031 ax-8 2147 ax-9 2155 ax-ext 2737 ax-resscn 11145 |
| This theorem depends on definitions: df-bi 210 df-an 401 df-or 861 df-3or 1102 df-3an 1103 df-tru 1566 df-fal 1576 df-ex 1803 df-sb 2094 df-clab 2744 df-cleq 2757 df-clel 2840 df-rab 3418 df-v 3459 df-dif 3910 df-un 3912 df-ss 3924 df-nul 4289 df-if 4484 df-sn 4586 df-pr 4588 df-op 4592 df-uni 4869 df-br 5106 df-iota 6481 df-fv 6533 df-ov 7403 df-neg 11432 df-z 12583 |
| This theorem is referenced by: zex 12591 elq 12965 zexpcl 14103 fsumzcl 15776 fprodzcl 15998 zrisefaccl 16064 zfallfaccl 16065 4sqlem11 17005 cygabl 19952 zringbas 21563 zring0 21568 fermltlchr 21639 lmbrf 23378 lmres 23418 sszcld 24936 lmmbrf 25382 iscauf 25400 caucfil 25403 lmclimf 25424 elqaalem3 26443 iaa 26447 aareccl 26448 wilthlem2 27191 wilthlem3 27192 lgsfcl2 27425 2sqlem6 27545 gsumzrsum 33298 znfermltl 33596 zringnm 34265 fsum2dsub 34911 reprsuc 34919 caures 38271 mzpexpmpt 43338 uzmptshftfval 44920 fzsscn 45888 dvnprodlem2 46519 elaa2lem 46805 nthrucw 47460 oddibas 48793 2zrngbas 48862 2zrng0 48864 |
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