31 Jul
2015
31 Jul
'15
1:27 p.m.
It is possible to rephrase the above in a way that avoids use of arctrig and trig functions, instead employing integer powers of complex numbers, and square root function, only. That makes it clear that D is always going to be an ALGEBRAIC number.
--And consequently, every gear-center coordinate (and two-gear-touchpoint coordinate) is going to be algebraic too. -- Warren D. Smith http://RangeVoting.org <-- add your endorsement (by clicking "endorse" as 1st step)