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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 12529 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3925 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3889 ℂcc 11036 ℤcz 12524 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1912 ax-6 1969 ax-7 2010 ax-8 2116 ax-9 2124 ax-ext 2708 ax-resscn 11095 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 849 df-3or 1088 df-3an 1089 df-tru 1545 df-fal 1555 df-ex 1782 df-sb 2069 df-clab 2715 df-cleq 2728 df-clel 2811 df-rab 3390 df-v 3431 df-dif 3892 df-un 3894 df-ss 3906 df-nul 4274 df-if 4467 df-sn 4568 df-pr 4570 df-op 4574 df-uni 4851 df-br 5086 df-iota 6454 df-fv 6506 df-ov 7370 df-neg 11380 df-z 12525 |
| This theorem is referenced by: zex 12533 elq 12900 zexpcl 14038 fsumzcl 15697 fprodzcl 15919 zrisefaccl 15985 zfallfaccl 15986 4sqlem11 16926 cygabl 19866 zringbas 21433 zring0 21438 fermltlchr 21509 lmbrf 23225 lmres 23265 sszcld 24783 lmmbrf 25229 iscauf 25247 caucfil 25250 lmclimf 25271 elqaalem3 26287 iaa 26291 aareccl 26292 wilthlem2 27032 wilthlem3 27033 lgsfcl2 27266 2sqlem6 27386 gsumzrsum 33126 znfermltl 33426 zringnm 34102 fsum2dsub 34751 reprsuc 34759 caures 38081 mzpexpmpt 43177 uzmptshftfval 44773 fzsscn 45744 dvnprodlem2 46375 elaa2lem 46661 nthrucw 47316 oddibas 48649 2zrngbas 48718 2zrng0 48720 |
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