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Re: Couples Therapy



In a message dated 5/5/00 10:30:52 PM Central Daylight Time, tesla-at-pupman-dot-com 
writes:

<< k=(b^2-a^2)/(b^2+a^2),
 where a and b are integers with (b-a) odd >>

Antonio,
Would you please explain how this equation is derived.
Do a and b have dimensions? 
Can you give refereces for the texts you refer to?

Cheers,
Ralph Zekelman