ftp.nice.ch/pub/next/science/mathematics/octave.1.1.1.NI.b.tar.gz#/octave.pkg/_octave/lib/octave/1.1.1/m/signal

fftconv.m
[View fftconv.m] 

fftfilt.m
[View fftfilt.m] 

filter.m
[View filter.m] 

freqz.m
[View freqz.m] 

sinc.m
[View sinc.m] 

These are the contents of the former NiCE NeXT User Group NeXTSTEP/OpenStep software archive, currently hosted by Netfuture.ch.