Re: question about simplify function
- To: mathgroup at smc.vnet.net
- Subject: [mg96964] Re: question about simplify function
- From: Bill Rowe <readnews at sbcglobal.net>
- Date: Sat, 28 Feb 2009 06:42:54 -0500 (EST)
On 2/27/09 at 6:17 AM, zxcv_890 at hotmail.com wrote: >This seems like a basic question, but I can't see the answer: Why >doesn't either the Simplify or FullSimplify function transform the >expression x/(xy) into 1/y? When I substitute a specific value in >for x, the simplification occurs as expected, e.g., 4/(4y) >transforms to 1/ y. Puzzling. Jack If you literally entered x/(xy) then Mathematica sees this as dividing x by the variable xy, not the product of two variables. Check you code. You need a space between the x and y for Mathematica to see this as a product not a new variable.