On Mon, Feb 9, 2009 at 12:54 PM, Raymond Toy <raymond.toy at ericsson.com>wrote: > > Assume |z| <= 1/2, how can I get maxima to simplify > > (sqrt(4*z^2-4*z+1)-1)/(2*z^2-2*z)? > expr: (sqrt(4*z^2-4*z+1)-1)/(2*z^2-2*z) assume(z>-1/2,z<1/2)$ scanmap(factor,expr) => -1/(z-1) -s