Portability | portable |
---|---|

Stability | experimental |

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

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)

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