On 10/21/12 12:48 PM, robert bristow-johnson wrote:
by this i mean: multiplication by something non-constant in one domain
causing shifting in the reciprocal domain.
> there is *no* case where an operation that shifts the data set does not
> display this periodic extension.
oh, all right, when the data set is sufficiently zero-padded, the
periodicity might not be evident if the shift is small enough. this is
because a zero that is wrapped around is indistinguishable from a zero
shifted linearly. but it's still a zero that is wrapped around, not one
r b-j r...@audioimagination.com
"Imagination is more important than knowledge."