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|    sci.math.symbolic    |    Symbolic algebra discussion    |    10,432 messages    |
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|    Message 10,292 of 10,432    |
|    Sam Blake to All    |
|    FriCAS error - Denominator not equal to     |
|    31 Jan 23 03:07:07    |
      From: samuel.thomas.blake@gmail.com              This was an interesting error from FriCAS              -> integrate(x*(-b+a*x^2)^(1/2)*(b-a*x^2+c*x*(-b+a*x^2)^(1/2))^(-3/2),x)               >> Error detected within library code:        Denominator not equal to 1              The answer is              In[415]:= IntegrateAlgebraic[x*(-b + a*x^2)^(1/2)*(b - a*x^2 + c*x*(-b +       a*x^2)^(1/2))^(-3/2), x]              Out[415]= (2 Sqrt[-b + a x^2])/((a - c^2) Sqrt[b - a x^2 + c x Sqrt[-b + a       x^2]]) -        ArcTan[((Sqrt[a] Sqrt[-b + a x^2])/Sqrt[a - Sqrt[a] c] - (c Sqrt[-b + a       x^2])/Sqrt[a - Sqrt[a] c])/Sqrt[b - a x^2 + c x Sqrt[-b + a x^2]]]/((Sqrt[a] -       c) Sqrt[a - Sqrt[a] c]) -        ArcTan[((Sqrt[a] Sqrt[-b + a x^2])/Sqrt[a + Sqrt[a] c] + (c Sqrt[-b + a       x^2])/Sqrt[a + Sqrt[a] c])/Sqrt[b - a x^2 + c x Sqrt[-b + a x^2]]]/((Sqrt[a] +       c) Sqrt[a + Sqrt[a] c])              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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