Phase
The angular position of a quantity. For example, the phase of a function cos(omegat+phi_0) as a function of time is
| phi(t)=omegat+phi_0. |
The complex argument of a complex number is sometimes also called the phase.
See also
Complex Argument, Complex Number, Phase Curve, Phase Flow, Phase Plane, Phase Portrait, Phase Space, Phase Transition, Phasor, RetardanceExplore with Wolfram|Alpha
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Cite this as:
Weisstein, Eric W. "Phase." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/Phase.html