ring (Q161172)
algebraic structure that has compatible structures of an abelian group and a monoid, in particular having multiplicative identity
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Current Data About ring
(P279) (Q13512116)
(Q1333055)
(Q17102802)
(P527) (Q2767837)
(Q181296)
(Q208237)
(Q10533491)
(P910) (Q17329131)
(P1889) (Q17102802)
(Q13512116)
(P2534) \begin{aligned}(r+s)+t&=r+(s+t)\\r+s&=s+r\\r+0&=r\\r+(-r)&=0\\(rs)t&=r(st)\\1r=r1&=r\\r(s+t)&=rs+rt\\(r+s)t&=rt+st\end{aligned}
(P2579) (Q1208658)
(P5008) (Q6173448)
(P6104) (Q8487137)
(P6802) Dedekind.jpeg
(P7235) \begin{aligned}(r+s)+t&=r+(s+t)\\(rs)t&=r(st)\\\end{aligned}
r+s=s+r
0
\begin{aligned}r(s+t)&=rs+rt\\(r+s)t&=rt+st\end{aligned}
1
-r
other details
aliases ring with identity
unital ring
associative ring
associative ring with identity
associative unital ring
description algebraic structure that has compatible structures of an abelian group and a monoid, in particular having multiplicative identity

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