In linear algebra, triangular matrices play a very important role.

In linear algebra, symmetric matrices play a very important role.

A skew-symmetric matrix has the characteristic that its transpose matrix is the inverse of the original matrix.

I learned an algorithm to calculate the inverse matrix.

This square matrix has the same number of rows and columns.

An identity matrix is a square matrix in which all the elements on the diagonal are 1 and all other elements are 0.

The calculation of determinants is an important part of mathematics.

He understands the importance of learning.

He is majoring in psychology.

Gaku is my best friend.