Replacing expressions with smaller atoms

*To*: mathgroup at smc.vnet.net*Subject*: [mg100447] Replacing expressions with smaller atoms*From*: Ben Forbes <bdforbes at gmail.com>*Date*: Thu, 4 Jun 2009 03:33:09 -0400 (EDT)

If I define an atom eg L=x^2+x+1, is there a way to rewrite an expression with these atoms? For example: L=x^2+x+1 M=x+(x(x^2+x+1))^(1/2) I would like some way to express this as x+(xL)^(1/2). Is this possible?

**Follow-Ups**:**Re: Replacing expressions with smaller atoms***From:*DrMajorBob <btreat1@austin.rr.com>

**Re: Replacing expressions with smaller atoms***From:*Leonid Shifrin <lshifr@gmail.com>