Function abelianize() returns a freealg object that is
equivalent to its argument under assumption of Abelianness. The symbols
are placed in alphabetical order.
Usage
abelianize(x)
Value
Returns an object of class freealg.
Arguments
x
A freealg object
Author
Robin K. S. Hankin
Details
Abelianizing a free group element means that the symbols can commute
past one another. Abelianization is vectorized.