In a message dated 3/5/01 5:56:04 PM Eastern Standard Time, jsd@MONMOUTH.COM
writes:
<< In case you were wondering why this is so useful: Any function can be
represented as a sum of delta functions. Therefore, for a linear system,
the response to any excitation whatsoever (!) can be represented as a sum
of these response-to-delta-function-excitation curves.
>>
Hi John I must confess I don't have a clue what a delta function is. I went
to the GIF and I saw what looks like a quarter wave damped sine wave which
started some time after time zero. Perhaps I know what it is under a
different name. Could you flesh this out a little? It sounds intriguing.