home *** CD-ROM | disk | FTP | other *** search
- * expand internal
- (1) expand(y) expands out products and positive powers in y.
- expand() works only on positive integer powers.
- See also: factor.
- e.g. expand((a+b)^2) gives a^2 + 2*a*b + b^2.
-
- (2) the switch of expansion.
- expand:=on e.g. c*(a+b) to c*a+c*b.
- expand:=off disable expansion, this is default.
- See also: expandexp.
-