Re: Transformation rule problem

*To*: mathgroup at smc.vnet.net*Subject*: [mg58169] Re: Transformation rule problem*From*: Oliver Buerschaper <groo137vy at yahoo.co.uk>*Date*: Tue, 21 Jun 2005 06:02:42 -0400 (EDT)*References*: <d9633p$q34$1@smc.vnet.net>*Sender*: owner-wri-mathgroup at wolfram.com

> Others have shown how to do this using replacement rules. For this type > of problem though, I think that PolynomialReduce is the right tool: > > PolynomialReduce[a^2 b^4 + a^3 b + a^5 + a^5 b, a b - d, {a, b}] // Last How do you think will this compare to the rule based solution as far as performance is concerned? Oliver