.sp
.LP
These routines are "classical" linear theory operations.
They include convolution, correlation, etc.
.SH
SHORT DESCRIPTION OF ROUTINES
.IP "1D Auto Correlation -" 20
Autocorrelation sequence of 1D signal(s).
.IP "1D Cross Correlation -" 20
Cross-correlation sequence of 1D signals.
.IP "1D Convolution -" 20
Circular Convolution sequence of 1D signal(s)
