I learned an algorithm to calculate the inverse matrix.

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

The European Union was established to deepen cooperation in both economics and politics.

The calculation of determinants is an important part of mathematics.

He is now attracting attention as a popular actor.

The Goto Islands are located in the southwestern part of Japan.

He is afflicted with a serious illness.

We should always remember the power of Kannon in difficult times.

A positive-definite matrix is an important concept in linear algebra.

A positive-semidefinite matrix is one of the important concepts in linear algebra.