MoHub 
可以使用sum函数，可参考如下示例
```
A = [1 2 3
4 5 6
7 8 9]
sum(A
·
2025-11-15
0
3
0
科学计算
专栏
标签
高校专区
先输入“\sqrt”，然后敲击tab键即可。
·
2025-11-15
0
1
0
科学计算
可以把所有的变量添加到矩阵中，代码最后一行把矩阵输出即可，如以下示例
```
S1 = 1;
S2 = 2;
S =
·
2025-11-15
0
1
0
科学计算
Multibody教程在哪里？
一般问题
模型库里的案例不够学习使用
·
2025-11-08
0
8
1
AI船舶
同元julia包无法使用
一般问题
[ Info: Precompiling TySignalProcessing [3f867feb-bb95-433f-
·
2025-11-07
0
13
1
同元软控产品体验官计划
构造三对角块方阵
一般问题
可以用三种方法构造该三对角块方阵吗？
1.稀疏对角阵库函数spdiagm
2.矩阵水平连接竖直连接
3.张量积函数kro
·
2025-11-06
2
6
3
其他
已解决
怎么找到全部解
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