英语语法分析

A sign pattern S is minimally inertially arbitrary if it is inertially arbitrary but is not inertially arbitrary if any nonzero entry(or entries)of S is replaced by zero.

如果一个惯量任意符号模式的任意非零元被零取代后所得到的符号模式不是惯量任意的，那么这个惯量任意符号模式称为极小惯量任意符号模式。