包括矩阵的秩、不变量、特征值、特征向量等。用法都很简单，可参考“Help”→“ Contents”→“MATLAB ” →“ Mathematics”→“Matrices and linear algebra” → “Matrices in MATLAB”和“Help”→“Contents”→“MATLAB”→“Mathematics”→“Matrices and linear algebra”→“Inverses and Determinants”。
