Category:Definitions/Wave Number

This category contains definitions related to Wave Number.
Related results can be found in Category:Wave Number.

Let $\phi$ be a periodic wave expressed as:

$\forall x, t \in \R: \map \phi {x, t} = \map f {x - c t}$

The wave number $k$ of $\phi$ is the number of complete wavelengths of $\phi$ per unit distance along the $x$-axis.