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| Mirrors > Home > MPE Home > Th. List > domnring | Structured version Visualization version GIF version | ||
| Description: A domain is a ring. (Contributed by Mario Carneiro, 28-Mar-2015.) |
| Ref | Expression |
|---|---|
| domnring | ⊢ (𝑅 ∈ Domn → 𝑅 ∈ Ring) |
| Step | Hyp | Ref | Expression |
|---|---|---|---|
| 1 | domnnzr 20964 | . 2 ⊢ (𝑅 ∈ Domn → 𝑅 ∈ NzRing) | |
| 2 | nzrring 20772 | . 2 ⊢ (𝑅 ∈ NzRing → 𝑅 ∈ Ring) | |
| 3 | 1, 2 | syl 18 | 1 ⊢ (𝑅 ∈ Domn → 𝑅 ∈ Ring) |
| Colors of variables: wff setvar class |
| This proof depends on syntax axioms: → wi 4 ∈ wcel 2144 Ringcrg 20465 NzRingcnzr 20768 Domncdomn 20950 |
| 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-nul 5259 |
| This proof depends on definitions: df-bi 210 df-an 402 df-or 862 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-ne 2956 df-ral 3077 df-rab 3413 df-v 3452 df-sbc 3739 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 6547 df-ov 7424 df-nzr 20769 df-domn 20953 |
| This theorem is used by: domneq0 20966 isdomn4 20973 domneq0r 20981 fidomndrnglem 21036 fidomndrng 21037 abvtrivg 21096 domnchr 21844 znidomb 21873 deg1ldgdomn 26418 deg1mul 26439 ply1domn 26448 r1pid2 26486 domnprodn0 33886 deg1prod 34162 r1peuqusdeg1 36495 deg1pow 43285 domnexpgn0cl 43678 fidomncyc 43693 proot1mul 44290 proot1hash 44291 deg1mhm 44296 lidldomn1 49422 uzlidlring 49426 domnmsuppn0 49575 |
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