matlab的eye
时间: 2023-10-16 08:07:17 浏览: 129
Matlab中的eye函数用于创建单位阵。当需要得到一个运算矩阵Y的单位阵时,可以使用X=eye(size(Y))来实现。这个函数主要用于进行线性代数矩阵运算和求解,可以方便地手动输入高维度的单位阵,节省时间。另外,在Matlab中,还可以使用X=zeros(p1,p2,classname)或X=zeros([p1,p2],classname)来创建全零矩阵。<span class="em">1</span><span class="em">2</span><span class="em">3</span>
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相关问题
matlab eye
Matlab's `eye` function is used to create an identity matrix. An identity matrix is a square matrix with ones on the main diagonal and zeros elsewhere. It can be created using the syntax: `eye(n)`, where `n` specifies the number of rows (or columns) of the identity matrix. For example, `eye(3)` will create a 3x3 identity matrix:
```
1 0 0
0 1 0
0 0 1
```
You can also specify the number of rows and columns separately using `eye(m, n)`. If `m` and `n` are not equal, the resulting matrix will have ones on the diagonal of size `min(m,n)`.
MATLAB eye
MATLAB中的eye函数是用于创建单位矩阵的函数。单位矩阵是一个对角线上元素全为1,其余元素全为0的方阵。eye函数的语法如下:
eye(n):创建一个n×n的单位矩阵。
eye(m, n):创建一个m×n的单位矩阵。
例如,使用eye函数创建一个3×3的单位矩阵可以这样写:
A = eye(3)
这将得到以下结果:
A =
1 0 0
0 1 0
0 0 1
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