Copyright | (c) Matthew Donadio 2003 |
---|---|

License | GPL |

Maintainer | m.p.donadio@ieee.org |

Stability | experimental |

Portability | portable |

Safe Haskell | Safe |

Language | Haskell98 |

Herrmann type smooth FIR filters, from Hamming, Chapter 7, also known as maximally flat FIR filters

If x is the -3 dB point, then p/q = -(x+1)/(x-1)

## Synopsis

- smoothfir :: (Ix a, Integral a, Fractional b) => a -> a -> Array a b