零理想 meaning in English

nil ideal
zeroideal

Characterization of graded prime radical of graded gamma ring
半环上的幂零理想
That is both self - orthogonal and reversible is the zero ideal
里既自正交又可逆的理想只有零理想。
It is proved that every nonzero ideal in a finite - dimensional semi - simple algebra over a field is generated by an unique central idempotent
证明了域上有限维半单代数的每一个非零理想由唯一的中心幂等元生成。