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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 12614 | . 2 ⊢ (𝑥 ∈ ℤ → 𝑥 ∈ ℂ) | |
| 2 | 1 | ssriv 3944 | 1 ⊢ ℤ ⊆ ℂ |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: ⊆ wss 3908 ℂcc 11116 ℤcz 12609 |
| This proof depends on axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1828 ax-4 1842 ax-5 1943 ax-6 2000 ax-7 2041 ax-8 2148 ax-9 2156 ax-ext 2738 ax-resscn 11175 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 df-3or 1104 df-3an 1105 df-tru 1573 df-fal 1583 df-ex 1813 df-sb 2100 df-clab 2745 df-cleq 2758 df-clel 2841 df-rab 3420 df-v 3460 df-dif 3911 df-un 3913 df-ss 3925 df-nul 4290 df-if 4493 df-sn 4595 df-pr 4597 df-op 4601 df-uni 4878 df-br 5115 df-iota 6499 df-fv 6551 df-ov 7426 df-neg 11462 df-z 12610 |
| This theorem is used by: zex 12618 elq 12992 zexpcl 14132 fsumzcl 15812 fprodzcl 16034 zrisefaccl 16100 zfallfaccl 16101 4sqlem11 17040 cygabl 19992 zringbas 21640 zring0 21645 fermltlchr 21716 lmbrf 23454 lmres 23494 sszcld 25012 lmmbrf 25458 iscauf 25476 caucfil 25479 lmclimf 25500 elqaalem3 26519 iaa 26525 aareccl 26526 wilthlem2 27270 wilthlem3 27271 lgsfcl2 27504 2sqlem6 27624 gsumzrsum 33416 znfermltl 33712 zringnm 34379 fsum2dsub 35025 reprsuc 35033 caures 38451 mzpexpmpt 43516 uzmptshftfval 45096 fzsscn 46070 dvnprodlem2 46701 elaa2lem 46987 sqrtnnaa 47644 oddibas 48978 2zrngbas 49047 2zrng0 49049 |
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