From: //noreply@axelvogt.de   
      
   ...   
   > I do not understand Maple sometimes. Why using combine()   
   > before simplify() made it work? Should this have been   
   > simplified to 0 without having to tell Maple to combine first?   
   ...   
      
   w:=ln(2)+ln(3);   
      
   simplify(w);   
                                ln(2) + ln(3)   
      
   simplify(w, ln);   
                                ln(2) + ln(3)   
      
   combine(w);   
                                    ln(6)   
      
   --- SoupGate-Win32 v1.05   
    * Origin: you cannot sedate... all the things you hate (1:229/2)