$R$ is the free $\mathbb Z$ algebra with generators $\{a_{ij}, b_{kl}\mid 1\leq i,l\leq 2, 1\leq j, k\leq 3\}$, satisfying the relations $(a_{ij})(b_{kl})=I_2$ and $(b_{kl})(a_{ij})=I_3$
Notes: Special case of a more general construction with $m=2$ and $n=3$.
Keywords free algebra quotient ring
Name | Measure | |
---|---|---|
cardinality | $\aleph_0$ | |
composition length | left: $\infty$ | right: $\infty$ |
Name | Description |
---|---|
Idempotents | $\{0,1\}$ |
Left singular ideal | $\{0\}$ |
Left socle | $\{0\}$ |
Nilpotents | $\{0\}$ |
Right singular ideal | $\{0\}$ |
Right socle | $\{0\}$ |
Zero divisors | $\{0\}$ |