Hallo, Damian Stewart hat gesagt: // Damian Stewart wrote: > Frank Barknecht wrote: > > Hallo, > > Frank Barknecht hat gesagt: // Frank Barknecht wrote: > > > >>> 1*z^2 - fb1*z^1 - fb2 = 0 > >> zb = (-fb1 +- sqrt(fb1*fb1 - 4*fb2)) / 2 > > > > Sorry, the one above is wrong, of course. Given the minus-signs in the > > original transfer formula it should be: > > > > zb = (fb1 +- sqrt(fb1*fb1 + 4*fb2)) / 2 > > > > if I'm right. > > see, Chuck, if Frank gets it wrong what chance do i have? ;-)
;) Attached is a patch which shows one of my failed attempts to try something to get a real/imaginary pair out of the formulas I derived. It's completely wrong, but might illustrate our problems. Ciao -- Frank Barknecht _ ______footils.org__
beequad~.pd
Description: application/puredata
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