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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 12701 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3912 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3895 ℂcc 11201 ℤcz 12696 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1827 ax-4 1841 ax-5 1942 ax-6 1999 ax-7 2040 ax-8 2146 ax-9 2154 ax-ext 2732 ax-resscn 11260 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1572 df-fal 1582 df-ex 1812 df-sb 2099 df-clab 2739 df-cleq 2752 df-clel 2835 df-rab 3413 df-v 3452 df-ss 3896 df-dif 4047 df-un 4151 df-nul 4279 df-if 4482 df-sn 4585 df-pr 4587 df-op 4835 df-uni 4867 df-br 5103 df-iota 6494 df-fv 6546 df-ov 7423 df-neg 11547 df-z 12697 |
| This theorem is used by: zex 12705 elq 13080 zexpcl 14222 fsumzcl 15906 fprodzcl 16126 zrisefaccl 16192 zfallfaccl 16193 4sqlem11 17138 cygabl 20110 zringbas 21764 zring0 21769 fermltlchr 21840 lmbrf 23583 lmres 23623 sszcld 25142 lmmbrf 25588 iscauf 25606 caucfil 25609 lmclimf 25630 elqaalem3 26649 iaaOLD 26657 aareccl 26658 wilthlem2 27401 wilthlem3 27402 lgsfcl2 27635 2sqlem6 27755 gsumzrsum 33672 znfermltl 33968 zringnm 34636 fsum2dsub 35282 reprsuc 35290 caures 38787 mzpexpmpt 43849 uzmptshftfval 45423 fzsscn 46420 dvnprodlem2 47050 elaa2lem 47336 sqrtnnaa 48006 oddibas 49363 2zrngbas 49432 2zrng0 49434 |
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