Definition:Wavelet

Definition

A wavelet is a special function the use of which other functions can be expressed, allowing greater flexibility than Fourier series.

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Also see

• Results about wavelets can be found here.

Historical Note

The concept of the wavelet was introduced in the $1980$s as a concept in pure mathematics.

It has since been used a great deal in many applied mathematical contexts.

Sources

• 1998: David Nelson: The Penguin Dictionary of Mathematics (2nd ed.) ... (previous) ... (next): wavelets
• 2008: David Nelson: The Penguin Dictionary of Mathematics (4th ed.) ... (previous) ... (next): wavelets