# Documentation

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# meyeraux

Meyer wavelet auxiliary function

## Syntax

`Y = meyeraux(X)`

## Description

`Y = meyeraux(X)` returns values of the auxiliary function used for Meyer wavelet generation evaluated at the elements of the vector or matrix `X`.

The function is

`$35{x}^{4}-84{x}^{5}+70{x}^{6}-20{x}^{7}$`