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。

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。

It means they are the inverse matrices.

这就意味着它们是互逆的两个矩阵。

So, what does it mean to multiply matrices?

那么，两个矩阵乘起来是什么意思？

OK, now we know how to multiply matrices.

好，现在我们知道怎么把两个矩阵相乘了。

Auto-refresh feature for both tables and matrices.

表格和矩阵的自动刷新特性。

But matrices can also represent mathematical equations.

然而，矩阵也同样能够用来表示数学方程。

You then create the following two matrices: in and out.

接下来，您创建了以下两个矩阵：in 和 out。

Support for Association as a cell element type in matrices.

对组织作为矩阵中一个基本元素类型的支持。

The laboratory has two matrices capable of testing 40 radios.

该实验室有两个矩阵，可测试40个无线电。

In a sense, substitution matrices code up chemical properties.

在某种意义上，替换矩阵是对化学属性的编码。

Matrices can easily be sent to files or to the standard output.

矩阵可被容易地发送到文件或标准输出。

Unfortunately, with matrices, you multiply things from right to left.

不幸的事，在矩阵中，你们要从右往左乘。

These hints can be used in similar matrices with other maturity models.

这些提示可以在其他成熟度模型的类似矩阵中使用。

So, how did we invert matrices? Let me just remind you very quickly.

我们是怎样做的呢？，提示你们一下。

The library, believe it or not, even has facilities for adding matrices.

信不信由您，该库甚至还有矩阵相加的工具。

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。

I also like to include in these matrices real project artifacts from prior efforts.

我同样也愿意将从以前的努力中获得的真正的项目成果包括在下面的这个矩阵中。

OK, so we've seen how to multiply matrices, and how to write linear systems in matrix form.

我们学过矩阵乘法的，以及用矩阵表示线性方程。

And finally, I like to add references to both external and internal resources to the matrices.

最后，我想将外部和内部资源的参考加到这个矩阵中。

OK, so if you don't remember how to multiply matrices, please look at the notes on that again.

如果你不知道，如何做矩阵乘法，再看看相关笔记吧。

If you want to know everything about the secret life of matrices, then you should take 18.06 someday.

如果你们要知道矩阵所有的秘密，就以后选18。06课程吧。

The company employs a software program that lets it see the data it gets in two-dimensional matrices.

该公司使用了一个软件程序以二维矩阵方式查看数据。

Probably some of you have seen about matrices a little bit in high school, but certainly not all of you.

可能有些同学,在中学已经学了一点矩阵，但肯定不是所有人都学过。

And they are not Numbers, they are not vectors, they are not matrices, they are a different kind of object.

不是数字，不是向量，也不是矩阵，它们是不同的数学对象。

It's great for doing things with vectors and matrices and things that are easily captured in that framework.

它用于在矩阵、载体和很容易，从框架中获得的事情中做事情很棒。

So, that's one thing that maybe we didn't emphasize enough when we did matrices at the beginning of a semester.

也许在学期初学习矩阵的时侯,我们并没有充分的强调它。

The matrices in CwMtx include vectors and square matrices, where vectors include space vectors and quaternions.

CwMtx 中的矩阵包括向量和方阵，其中向量包括空间向量和四元数。

I'd argue that MATLAB is basically a targeted language it's targeted at matrices and vectors and things like that.

我认为MATLAB是有特定处理对象的语言，它主要，面向矩阵和向量等。

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。