(dsp/1.1) a short demonstration version of the fft (dsp/1.2) fft algorithms (dsp/1.3) fft subroutines for sequences with special properties (dsp/1.4) mixed radix fft (dsp/1.5) optimized mass storage fft (dsp/1.6) chirp z-transform (dsp/1.7) complex general-n winograd fft (dsp/1.8) time-efficient radix-4 fft (dsp/1.9) two-dimensional mixed radix mass storage fft (dsp/2.1) periodogram method for power spectrum (dsp/2.2) correlation method for power spectrum estimation (dsp/2.3) coherence and cross spectral estimation (dsp/3.1) fastfilt (dsp/4.1) linear prediction analysis (auto-covariance) (dsp/4.2) lattice methods for linear prediction (dsp/4.3) linear predictor coefficient transformations (lptrn) (dsp/5.1) fir linear phase filter design (dsp/5.2) fir windowed filter design (dsp/5.3) symmetric fir low pass digital filters, maximally-flat pass/stop bands (dsp/5.4) finite wordlength fir filter design (dsp/6.1) design of recursive digital filters (dsp/6.2) minimum-p synthesis of recursive digital filters (dsp/6.3) optimization for design of digital filter transfer functions (dsp/6.4) designing finite word-length iir digital filters (dsp/7.1) complex cepstrum (dsp/7.2) real cepstrum and minimum-phase reconstruction (dsp/8.1) digital interpolator design (dsp/8.2) sampling rate conversion (dsp/8.3) multistage decimation, interpolation, narrow band filtering (dsp/uni) portable random number generator .