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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 12679 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3935 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3899 ℂcc 11179 ℤcz 12674 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2147 ax-9 2155 ax-ext 2733 ax-resscn 11238 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2740 df-cleq 2753 df-clel 2836 df-rab 3414 df-v 3453 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4280 df-if 4483 df-sn 4585 df-pr 4587 df-op 4591 df-uni 4868 df-br 5104 df-iota 6487 df-fv 6539 df-ov 7415 df-neg 11525 df-z 12675 |
| This theorem is used by: zex 12683 elq 13058 zexpcl 14199 fsumzcl 15881 fprodzcl 16101 zrisefaccl 16167 zfallfaccl 16168 4sqlem11 17113 cygabl 20085 zringbas 21739 zring0 21744 fermltlchr 21815 lmbrf 23558 lmres 23598 sszcld 25117 lmmbrf 25563 iscauf 25581 caucfil 25584 lmclimf 25605 elqaalem3 26626 iaaOLD 26634 aareccl 26635 wilthlem2 27378 wilthlem3 27379 lgsfcl2 27612 2sqlem6 27732 gsumzrsum 33608 znfermltl 33904 zringnm 34572 fsum2dsub 35219 reprsuc 35227 caures 38662 mzpexpmpt 43709 uzmptshftfval 45289 fzsscn 46270 dvnprodlem2 46901 elaa2lem 47187 sqrtnnaa 47857 oddibas 49214 2zrngbas 49283 2zrng0 49285 |
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