From: Albert_Rich@msn.com   
      
   On Sunday, January 28, 2018 at 9:34:45 PM UTC-10, clicl...@freenet.de wrote:   
   > Albert Rich schrieb:   
   > >   
   > > Knowing that x/((10+6*sqrt(3)+x^3)*sqrt(1+x^3)) has an elementary   
   > > antiderivative, how does one goes about finding it? I was not able to   
   > > get FriCAS to help out...   
   > >   
   >   
   > FriCAS experts to the fore! I don't have the time just now to work out   
   > the result by means of Goursat's rationalizing substitutions.   
   >   
   > Martin.   
      
   Do you know a reference for Goursat's rationalizing substitutions that's   
   available on the Net?   
      
   Albert   
      
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