Bug in complex::norm

[Gabriel Dos Reis]

nbecker@fred.net writes:

| >>>>> "Joern" == Joern Rennecke <amylaar@redhat.com> writes:
| 
|     >> I don't recall if I changed norm's implementation, and if so I don't
|     >> recall why.  But we should have a less inefficient implementation.
| 
|     Joern> Is norm required to be the euclidian norm?  I would think that it is
|     Joern> faster to compute the maximum norm.
| 
| Sorry, I don't know what "maximum norm" means.  Do you have a
| definition?

	|| (a, b) ||_\infty = \max(|a|, |b|)

-- Gaby