1·All matrices can be factorised, usually in a variety of ways.
所有矩阵通常都能以各种方式因式分解。
2·However, Laplace expansion is efficient for small matrices only.
但是，拉普拉斯展开仅对小型矩阵有效。
3·It s easy to tell whether these simpler matrices have banded inverses, and if they do, their combination will, too.
判断这些简单矩阵是否有带状逆阵要更容易，而如果它们有，那他们组合起来也会有。
4·It's easy to tell whether these simpler matrices have banded inverses, and if they do, their combination will, too.
判断这些简单矩阵是否有带状逆阵要更容易，而如果它们有，那他们组合起来也会有。
5·After some initialization, you push the current coordinate matrices to the stack.
在进行一些初始化之后，您可以将当前的坐标矩阵压入堆栈。