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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 12493 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3937 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| Syntax hints: ⊆ wss 3901 ℂcc 11024 ℤcz 12488 |
| This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1796 ax-4 1810 ax-5 1911 ax-6 1968 ax-7 2009 ax-8 2115 ax-9 2123 ax-ext 2708 ax-resscn 11083 |
| This theorem depends on definitions: df-bi 207 df-an 396 df-or 848 df-3or 1087 df-3an 1088 df-tru 1544 df-fal 1554 df-ex 1781 df-sb 2068 df-clab 2715 df-cleq 2728 df-clel 2811 df-rab 3400 df-v 3442 df-dif 3904 df-un 3906 df-ss 3918 df-nul 4286 df-if 4480 df-sn 4581 df-pr 4583 df-op 4587 df-uni 4864 df-br 5099 df-iota 6448 df-fv 6500 df-ov 7361 df-neg 11367 df-z 12489 |
| This theorem is referenced by: zex 12497 elq 12863 zexpcl 13999 fsumzcl 15658 fprodzcl 15877 zrisefaccl 15943 zfallfaccl 15944 4sqlem11 16883 cygabl 19820 zringbas 21408 zring0 21413 fermltlchr 21484 lmbrf 23204 lmres 23244 sszcld 24762 lmmbrf 25218 iscauf 25236 caucfil 25239 lmclimf 25260 elqaalem3 26285 iaa 26289 aareccl 26290 wilthlem2 27035 wilthlem3 27036 lgsfcl2 27270 2sqlem6 27390 gsumzrsum 33148 znfermltl 33447 zringnm 34115 fsum2dsub 34764 reprsuc 34772 caures 37957 mzpexpmpt 42983 uzmptshftfval 44583 fzsscn 45555 dvnprodlem2 46187 elaa2lem 46473 nthrucw 47126 oddibas 48415 2zrngbas 48484 2zrng0 48486 |
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