This problem belongs to the division of mathematics.

He turned the steering wheel vigorously in anger.

Let's listen to what he has to say.

A glottal stop, or 'せいもんはれつおん' in Japanese, represents a sound like the 'uh-oh' in English.

This story is very strange, it's hard to understand.

There is a wonderful exhibition at the museum.

The Fibonacci sequence appears in many phenomena in nature.

His brother was diagnosed with schizophrenia a long time ago.

Solving problems of arithmetic sequence is difficult.

Understanding geometric sequences is important for understanding mathematics.