[boost] Re: Proposal: Interval arithmetic library

From: jsiek_at_[hidden]
Date: 2000-03-11 13:28:03

Gavin Collings writes:
 > 
 > Requirements which include LessThanComparable.  std::complex isn't
 > LessThanComparable.  Should it be valid to write interval<complex<> >? 
 > A previous answer to this question was to use complex<interval<> >
 > instead.

I think unconditional requirement for LessThanComparable is not
needed. Instead, interval<T> should be LessThanComparable *if*
T is LessThanComparable.