A N Niel
Posts:
2,254
Registered:
12/7/04


Re: what has your CAS to say about this complex equality
Posted:
Oct 16, 2013 12:15 PM


In article <525C3859.9FE922D5@freenet.de>, <clicliclic@freenet.de> wrote:
> Over which extended region of complex numbers a and b does the relation > > ABS(a^2*ABS(b  a)^2 + ABS(a)^2*(b^2  a^2)) > = ABS(a)*ABS(b  a)*(ABS(a)^2 + ABS(b)^2  ABS(b  a)^2) > > hold? > > Martin.
how about: a=0 or Re(b/a) >= 0.

