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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 12527 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3926 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3890 ℂcc 11034 ℤcz 12522 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1802 ax-4 1816 ax-5 1917 ax-6 1974 ax-7 2015 ax-8 2121 ax-9 2129 ax-ext 2712 ax-resscn 11093 |
| This theorem depends on definitions: df-bi 208 df-an 397 df-or 854 df-3or 1093 df-3an 1094 df-tru 1550 df-fal 1560 df-ex 1787 df-sb 2074 df-clab 2719 df-cleq 2732 df-clel 2815 df-rab 3393 df-v 3434 df-dif 3893 df-un 3895 df-ss 3907 df-nul 4269 df-if 4462 df-sn 4563 df-pr 4565 df-op 4569 df-uni 4846 df-br 5080 df-iota 6448 df-fv 6500 df-ov 7366 df-neg 11378 df-z 12523 |
| This theorem is referenced by: zex 12531 elq 12898 zexpcl 14036 fsumzcl 15695 fprodzcl 15917 zrisefaccl 15983 zfallfaccl 15984 4sqlem11 16924 cygabl 19864 zringbas 21435 zring0 21440 fermltlchr 21511 lmbrf 23250 lmres 23290 sszcld 24808 lmmbrf 25254 iscauf 25272 caucfil 25275 lmclimf 25296 elqaalem3 26312 iaa 26316 aareccl 26317 wilthlem2 27057 wilthlem3 27058 lgsfcl2 27291 2sqlem6 27411 gsumzrsum 33153 znfermltl 33456 zringnm 34149 fsum2dsub 34798 reprsuc 34806 caures 38134 mzpexpmpt 43201 uzmptshftfval 44797 fzsscn 45766 dvnprodlem2 46397 elaa2lem 46683 nthrucw 47338 oddibas 48671 2zrngbas 48740 2zrng0 48742 |
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