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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 12624 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3938 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3902 ℂcc 11126 ℤcz 12619 |
| 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 2734 ax-resscn 11185 |
| 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 2741 df-cleq 2754 df-clel 2837 df-rab 3415 df-v 3455 df-dif 3905 df-un 3907 df-ss 3919 df-nul 4283 df-if 4486 df-sn 4588 df-pr 4590 df-op 4594 df-uni 4871 df-br 5108 df-iota 6493 df-fv 6545 df-ov 7420 df-neg 11472 df-z 12620 |
| This theorem is used by: zex 12628 elq 13003 zexpcl 14144 fsumzcl 15825 fprodzcl 16047 zrisefaccl 16113 zfallfaccl 16114 4sqlem11 17053 cygabl 20024 zringbas 21672 zring0 21677 fermltlchr 21748 lmbrf 23491 lmres 23531 sszcld 25050 lmmbrf 25496 iscauf 25514 caucfil 25517 lmclimf 25538 elqaalem3 26560 iaaOLD 26568 aareccl 26569 wilthlem2 27313 wilthlem3 27314 lgsfcl2 27547 2sqlem6 27667 gsumzrsum 33513 znfermltl 33809 zringnm 34476 fsum2dsub 35123 reprsuc 35131 caures 38518 mzpexpmpt 43598 uzmptshftfval 45178 fzsscn 46152 dvnprodlem2 46783 elaa2lem 47069 sqrtnnaa 47739 oddibas 49096 2zrngbas 49165 2zrng0 49167 |
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