Back to Writing
NOTESgame-mathscalarlinear-algebrafundamentals

Game Math Fundamentals: Scalars

September 23, 2019Updated Feb 17, 2026

![](

MlVEbGylzTwIwnBBMg.1YXUy7ydjbLl8GQ0ni3VMZ6D8MnLgQfUwDeQMrB14qUg.JPEG.cdw0424/1488838.jpg?type=w966)

If a vector is something that has both magnitude and direction,

then a plain number that has only magnitude is called a "scalar."

For example, each individual component of a vector is a scalar.

And everyday numbers like time, mass, and length can also be called scalars.