% -*- texinfo -*-
% @deftypefn {Function File} @var{y} = idst (@var{x})
% @deftypefnx {Function File} @var{y} = idst (@var{x}, @var{n})
% Computes the inverse type I discrete sine transform of @var{y}. If @var{n} is
% given, then @var{y} is padded or trimmed to length @var{n} before computing
% the transform. If @var{y} is a matrix, compute the transform along the
% columns of the the matrix.
% @end deftypefn
% @seealso{dst}