NAME

nhelicon - non stationary convolution


SYNOPSIS

Initializer - call nhelicon_init(aa)

Operator - ierr=nhelicon_lop(adj,add,xx,yy)


PARAMETERS

aa - type(nfilter)
      nhelix filter to perform convolution with
adj,add,xx,yy -
      standard operators parameters


DESCRIPTION

 Nonstationary convolution, inverse to deconvolution.
 Requires the filter be causal with an implicit "1." at the onset.


SEE ALSO

the nhelix manpage,the nhconest manpage,the npolydiv manpage,the helicon manpage


LIBRARY

geef90