Re: Simplify Log[ab] - Log[b] to Log[a] ?

*To*: mathgroup at smc.vnet.net*Subject*: [mg16055] Re: [mg16039] Simplify Log[ab] - Log[b] to Log[a] ?*From*: Jurgen Tischer <jtischer at col2.telecom.com.co>*Date*: Mon, 22 Feb 1999 01:44:34 -0500*Organization*: Universidad del Valle*References*: <199902210515.AAA28765@smc.vnet.net.>*Sender*: owner-wri-mathgroup at wolfram.com

In[1]:= PowerExpand[Log[a b] - Log[b]] Out[1]= Log[a] Jurgen Simon Allfrey wrote: > > How do I persuade Mathematica to simplify > > Log[a b] - Log[b] to Log[a]? > > when processing algebraic expressions?

**References**:**Simplify Log[ab] - Log[b] to Log[a] ?***From:*"Simon Allfrey" <simon@allfrey13.freeserve.co.uk>