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Creating a cell variety of vacant matrices with the cell functionality is akin to assigning an vacant matrix to the last index of a different mobile array. As an example, both of these statements are equal:

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Expressions which include relational operators on arrays, such as A > 0, are genuine only when each and every element in the result is nonzero.

Dimensions, specified as being a row vector of integers. Each individual factor of sz implies the dimensions of your corresponding dimension.

cat 函数可用于构造多维数组。例如，在 A 后以串联方式添加第三页，由此创建一个新的三维数组 B。第一个参数指示要沿哪一个维度进行串联。

When connected parts of knowledge have various knowledge forms, you may maintain them collectively in a very mobile array. Each cell includes a piece of info.

Create a mobile array which contains quite a few temperature readings taken on the presented day. Specify a date as a character vector, and temperatures being an variety of doubles. To keep these parts of knowledge in a very mobile array, enclose them in curly braces.

str2sym assumes the = operator signifies an equation, not an assignment. Also, str2sym does not add the variables contained from the string to your workspace.

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str2sym(symstr) evaluates symstr where by symstr is a string representing a symbolic expression. Enter symbolic expressions as strings only when reading expressions from text data files or when specifying numbers accurately. Normally, do not use strings for symbolic input.

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When you've got facts To place right into a mobile array, build the array using the mobile array construction operator, .

Indexing with curly braces now matches why not try this out the preceding conduct for indexing with parentheses, that's per standard array growth. As an example:

Exhibit this habits by looking through a differential equation and Preliminary condition from the file. Remedy the equation for your condition. For the reason that str2sym won't Consider y(t) within the equation, the output is reproducible.

多维数组的元素可以通过多种方式移动，类似于向量和矩阵。reshape、permute 和 squeeze 函数可用于重新排列元素。假设有一个两页的三维数组。

每个元素由两个下标（即行索引和列索引）来定义。多维数组是二维矩阵的扩展，并使用额外的下标进行索引。例如，三维数组使用三个下标。前两个维度就像一个矩阵，而第三个维度表示元素的

Incorporate readings for various dates towards the cell array. One method to add additional cells would be to develop the mobile array by assignment, just as it is article source possible to expand an ordinary array.

str2sym will not substitute values with the workspace for variables during the enter. Therefore, str2sym has reproducible output. As an alternative, substitute workspace values through the use of subs to matlab assignment experts the output of str2sym.