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Mirrors > Home > MPE Home > Th. List > isidom | Structured version Visualization version GIF version |
Description: An integral domain is a commutative domain. (Contributed by Mario Carneiro, 17-Jun-2015.) |
Ref | Expression |
---|---|
isidom | ⊢ (𝑅 ∈ IDomn ↔ (𝑅 ∈ CRing ∧ 𝑅 ∈ Domn)) |
Step | Hyp | Ref | Expression |
---|---|---|---|
1 | df-idom 19106 | . 2 ⊢ IDomn = (CRing ∩ Domn) | |
2 | 1 | elin2 3763 | 1 ⊢ (𝑅 ∈ IDomn ↔ (𝑅 ∈ CRing ∧ 𝑅 ∈ Domn)) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 195 ∧ wa 383 ∈ wcel 1977 CRingccrg 18371 Domncdomn 19101 IDomncidom 19102 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1713 ax-4 1728 ax-5 1827 ax-6 1875 ax-7 1922 ax-10 2006 ax-11 2021 ax-12 2034 ax-13 2234 ax-ext 2590 |
This theorem depends on definitions: df-bi 196 df-or 384 df-an 385 df-tru 1478 df-ex 1696 df-nf 1701 df-sb 1868 df-clab 2597 df-cleq 2603 df-clel 2606 df-nfc 2740 df-v 3175 df-in 3547 df-idom 19106 |
This theorem is referenced by: fldidom 19126 fiidomfld 19129 znfld 19728 znidomb 19729 recvs 22754 ply1idom 23688 fta1glem1 23729 fta1glem2 23730 fta1g 23731 fta1b 23733 lgsqrlem1 24871 lgsqrlem2 24872 lgsqrlem3 24873 lgsqrlem4 24874 idomrootle 36792 idomodle 36793 proot1mul 36796 proot1hash 36797 |
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