>>>>> "Nigel" == Nigel Brown <Dr> writes:
Nigel> I'm looking to display answers in a pseudo-'prime factors' type of form eg
Nigel> I would like 2^n/4 to be coerced into 2^(n-2) for display.
This is a known issue. a^n/a simplifies to a^(n-1), but 2^n/2 doesn't.
Ray