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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 12597 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3942 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3906 ℂcc 11099 ℤcz 12592 |
| This theorem was proved from 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 11158 |
| This theorem 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 3909 df-un 3911 df-ss 3923 df-nul 4288 df-if 4489 df-sn 4591 df-pr 4593 df-op 4597 df-uni 4874 df-br 5111 df-iota 6494 df-fv 6546 df-ov 7415 df-neg 11445 df-z 12593 |
| This theorem is referenced by: zex 12601 elq 12975 zexpcl 14114 fsumzcl 15788 fprodzcl 16010 zrisefaccl 16076 zfallfaccl 16077 4sqlem11 17016 cygabl 19962 zringbas 21584 zring0 21589 fermltlchr 21660 lmbrf 23398 lmres 23438 sszcld 24956 lmmbrf 25402 iscauf 25420 caucfil 25423 lmclimf 25444 elqaalem3 26463 iaa 26467 aareccl 26468 wilthlem2 27211 wilthlem3 27212 lgsfcl2 27445 2sqlem6 27565 gsumzrsum 33363 znfermltl 33659 zringnm 34326 fsum2dsub 34972 reprsuc 34980 caures 38389 mzpexpmpt 43456 uzmptshftfval 45036 fzsscn 46010 dvnprodlem2 46641 elaa2lem 46927 nthrucw 47582 oddibas 48915 2zrngbas 48984 2zrng0 48986 |
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