Define the plane stress D matrix.

定义平面应力d矩阵。

youdao

The first problem we have is turning a 1-d data vector into a 2-d matrix of data points. Then we would like to visualize this 2-d data set.

我们的第一个问题是将一维数据向量转化为数据点的二维矩阵。

youdao

In order to efficiently forecast the elevator interfloor traffic distribution state, a method to predict the interfloor traffic O-D matrix is presented.

为了有效预测电梯的层间交通分布状态，提出一种层间交通O-D矩阵的预测方法。

youdao

You'd pull out your pencil and paper, you can do it as a matrix inversion if you know how to do that, or you can just simply do substitution of one equation into another to solve it.

你知道你在小学的时候是怎么做的对吧？,你拿出你的笔和纸,如果你会的话,你可以解一个方程组,或者你可以单纯地。

麻省理工公开课 - 计算机科学及编程导论课程节选

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