Matrices

Unitary matrix

On this post we explain what the unitary matrix is and, in addition, we analyze several examples to fully understand its meaning. You will also find all the properties of this type of matrix. What is a unitary matrix? The definition of unitary matrix is as follows: A unitary matrix is a complex matrix that …

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Zero or null matrix

On this post you will find the explanation of the zero matrix, also known as null matrix. You will also see why the values of its entries are independent of the dimension of the matrix, and finally you will find all the properties of this type of matrix. What is the zero (or null) matrix? …

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Orthogonal matrix

On this post you will see what orthogonal matrices are and their relation with the inverse of a matrix. You will also see several examples and the formula that verifies every orthogonal matrix, with which you will know how to find one quickly. Finally, you will find the properties and applications of these peculiar matrices …

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Similar matrices

Here you will find the explanation of similar matrices. We show you a clear example of two similar matrices and all the properties of this type of matrices so that you have no doubt. Finally, you’ll even see the relationship they have with congruent matrices. What are similar matrices? The definition of similar matrices is …

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Symmetric matrix

On this post you will find the explanation of what symmetric matrices are. In addition, we show you how to quickly identify when a matrix is symmetric, as well as several examples. You will also find all the properties of symmetric matrices. And finally, we explain a special peculiarity that any square matrix has: it …

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