An elementary function is one of the basic functions in mathematics.

Algebraic functions are a part of mathematics, and understanding them is important.

My scientific calculator can perform very advanced calculations.

He acted according to my instructions one by one.

The first day of the month is the beginning of a new month.

I have been to France once.

His first choice of school is the University of Tokyo.

I went to see a movie by myself.

He has a competitive spirit that does not allow even one defeat.

He finished all his work all at once.