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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 12464 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3935 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3899 ℂcc 10995 ℤcz 12459 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1795 ax-4 1809 ax-5 1910 ax-6 1967 ax-7 2008 ax-8 2111 ax-9 2119 ax-ext 2701 ax-resscn 11054 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1543 df-fal 1553 df-ex 1780 df-sb 2066 df-clab 2708 df-cleq 2721 df-clel 2803 df-rab 3393 df-v 3435 df-dif 3902 df-un 3904 df-ss 3916 df-nul 4281 df-if 4473 df-sn 4574 df-pr 4576 df-op 4580 df-uni 4857 df-br 5089 df-iota 6432 df-fv 6484 df-ov 7343 df-neg 11338 df-z 12460 |
| This theorem is referenced by: zex 12468 elq 12839 zexpcl 13971 fsumzcl 15629 fprodzcl 15848 zrisefaccl 15914 zfallfaccl 15915 4sqlem11 16854 cygabl 19757 zringbas 21344 zring0 21349 fermltlchr 21420 lmbrf 23129 lmres 23169 sszcld 24687 lmmbrf 25143 iscauf 25161 caucfil 25164 lmclimf 25185 elqaalem3 26210 iaa 26214 aareccl 26215 wilthlem2 26960 wilthlem3 26961 lgsfcl2 27195 2sqlem6 27315 gsumzrsum 33007 znfermltl 33299 zringnm 33939 fsum2dsub 34588 reprsuc 34596 caures 37757 mzpexpmpt 42735 uzmptshftfval 44336 fzsscn 45309 dvnprodlem2 45942 elaa2lem 46228 oddibas 48171 2zrngbas 48240 2zrng0 48242 |
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