- We define the rank of a matrix as the number of linearly independent rows which it contains.
我们把这个矩阵的秩定义为它所包含的线性无关行的数目。
- A system that can uniquely represent any unit which can be composed from a linearly independent set of base units.
对于可以分解为一组线性无关的基础单位的单位可以惟一表示的系统。