Hi

I have some introductory material available on the World Wide Web which you may
find of use. You can find it at:

http://www.ee.surrey.ac.uk/Personal/D.Banks/umintro.html

http://www.ee.surrey.ac.uk/Personal/D.Banks/usys_i.html

Danny.
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Danny Banks.                                               D.Banks@surrey.ac.uk
------------ http://www.ee.surrey.ac.uk/Personal/D.Banks/index.html -----------
LOST: 1 Mind; small, grey and uniformly dull. If found, please return to owner!