When $\mathfrak m^2$ is the unique minimal ideal in a local ring $(R,\mathfrak m)$?
When $m^2$ is uniqe minimal ideal in a local ring $(R,m)$? noteNote that in this case $m^3$=0$\mathfrak m^3=0$ in $R$ ,furthermore. Furthermore assume that $char(R)$$\operatorname{char}(R)$ is finite.