This column vector is a basic concept of linear algebra.

A row vector is one of the basic concepts in linear algebra.

In order to solve this problem, you need to understand the concept of the zero vector.

A zero vector is a vector where all elements are zero.

We set up a picnic spot in the park.

He apologized three times on the spot.

This place is very quiet.

He was the main character of the scene.

It is important to understand the importance of health.

His explanation was impossible to understand.