Definition:Periodic Real Function/Phase
< Definition:Periodic Real Function(Redirected from Definition:Phase of Periodic Real Function)
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Definition
Let $f: \R \to \R$ be a periodic real function.
For a particular value of the independent variable $x$, the phase is the part or fraction of the period of $f$ through which $x$ has advanced, as measured from some arbitrary origin.
Sources
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): period
- 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): phase: 1. (of a periodic phenomenon)
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): period
- 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): phase: 1. (of a periodic phenomenon)