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Phase

The angular position of a quantity. For example, the phase of a function $\cos(\omega t+\phi_0)$ as a function of time is

\begin{displaymath}
\phi(t)=\omega t+\phi_0.
\end{displaymath}

The Argument of a Complex Number is sometimes also called the phase.

See also Argument (Complex Number), Complex Number, Phasor, Retardance




© 1996-9 Eric W. Weisstein
1999-05-26