Definition of periodic function in English:
A function returning to the same value at regular intervals.
- His results concern the approximation theory of almost periodic functions.
- In particular he had found a continuous periodic function whose trigonometric interpolating polynomials, corresponding to equally spaces mesh points, diverge almost everywhere.
- These turned out to be doubly periodic functions and are called elliptic functions.
Definition of periodic function in:
- British & World English dictionary
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