the trace of matrix

• 矩阵的迹

the trace of matrix的用法和样例：

例句

1. Strike is the trace of the intersection of an obliquely inclined plane with a horizontal reference plane.
   走向是倾斜平面与水平参考成交线的迹线。
2. We prove sime equivalence between the trace and the eigenvalue of the product of two matrices, then extend them to the case of the sum of two matrices.
   摘要本文给出了两个矩阵积的迹与特徵值之间的若干等价关系，并推广到两回事个矩阵和的情形。