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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 20051 | . 2 ⊢ IDomn = (CRing ∩ Domn) | |
2 | 1 | elin2 4124 | 1 ⊢ (𝑅 ∈ IDomn ↔ (𝑅 ∈ CRing ∧ 𝑅 ∈ Domn)) |
Colors of variables: wff setvar class |
Syntax hints: ↔ wb 209 ∧ wa 399 ∈ wcel 2111 CRingccrg 19291 Domncdomn 20046 IDomncidom 20047 |
This theorem was proved from axioms: ax-mp 5 ax-1 6 ax-2 7 ax-3 8 ax-gen 1797 ax-4 1811 ax-5 1911 ax-6 1970 ax-7 2015 ax-8 2113 ax-9 2121 ax-ext 2770 |
This theorem depends on definitions: df-bi 210 df-an 400 df-ex 1782 df-sb 2070 df-clab 2777 df-cleq 2791 df-clel 2870 df-v 3443 df-in 3888 df-idom 20051 |
This theorem is referenced by: fldidom 20071 fiidomfld 20074 znfld 20252 znidomb 20253 recvs 23751 ply1idom 24725 fta1glem1 24766 fta1glem2 24767 fta1g 24768 fta1b 24770 lgsqrlem1 25930 lgsqrlem2 25931 lgsqrlem3 25932 lgsqrlem4 25933 qsidomlem1 31036 qsidomlem2 31037 idomrootle 40139 idomodle 40140 proot1mul 40143 proot1hash 40144 |
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