The theory of harmonic oscillators is a fundamental concept in physics.

My hometown is Fukuoka City, the prefectural capital of Fukuoka Prefecture.

I study Japanese every day using a workbook.

He wakes up early in the morning.

Choichiro went fishing.

Please stop deriding my dreams.

Related items are listed at the bottom of this article.

What is the current Korea Standard Time?

The Great Kanto Earthquake that occurred in 1923 is one of the most damaging earthquakes in Japanese history.

In order to solve this quantum mechanics problem, we need to find the eigenfunction.