This sofa is made of polyurethane.

He likes to take a walk in the park at dusk.

Please calculate the value of this determinant.

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

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.

People were forming a line from early morning to buy concert tickets.

A Hermitian matrix refers to a matrix that is equal to its complex conjugate transpose.

I learned an algorithm to calculate the inverse matrix.