Euclidean space is one of the basic concepts in mathematics.

Fundamental knowledge of mathematics is necessary for daily life.

This concept is difficult.

It is important to learn the basic grammar of Japanese.

He ate one apple.

I love mathematics.

In physics, time and space are closely related.

He found the target and shot the arrow.

Euclidean geometry forms the foundation of geometry.

Euclidean geometry is a branch of mathematics that studies the shapes of planes and spaces.