poly of pow 2



On Wed, 2007-28-11 at 17:37 +0100, van Nek wrote:
> Is there a built in function, which does the transformation
> 
> a*x^2+b*x+c  ==>  a*(x-d)^2+e    ?

Hi Volker, the short answer is no.

Of course, there is no need for one since the transformation is simple, 

d=-b/(2*a)
e=c-b^2/(4*a)

So, for instance, you could easily define a function that takes the
values of a, b, and c and returns d and e.

Regards, Bob
-- 
Dr. Robert J. Jerrard, Professor of Mathematics,
Concordia University College of Alberta,
7128 Ada Blvd., Edmonton, Alberta, T5B 4E4, Canada.
Phone: (780) 479-9291, Fax: (780) 474-1933.