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|    sci.math.symbolic    |    Symbolic algebra discussion    |    10,432 messages    |
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|    Message 9,874 of 10,432    |
|    Nasser M. Abbasi to clicliclic@freenet.de    |
|    Re: hitting the FriCAS jackpot    |
|    02 Apr 18 01:17:35    |
      From: nma@12000.org              On 4/1/2018 2:37 PM, clicliclic@freenet.de wrote:       >       > Here is another "moderately-sized square-root pseudo-elliptic integral       > on which FriCAS is still known to fail".       >       > Being confronted with:       >       > setSimplifyDenomsFlag(true)       >       > integrate((x^2 + 2*x - 3)/((x^4 - 8*x^3 + 94*x^2 + 552*x + 657)       > *sqrt(x^3 - 15*x - 22)), x)       >       > the current web-interface version 1.3.2 responds with:       >       >>> Error detected within library code:       > Not integrable (provided residues have no relations)       >       > Why can't FriCAS establish non-integrability here?       >       > Martin.       >              FYI, same error shows up in Fricas 1.3.3 on Linux.              --Nasser              --- SoupGate-Win32 v1.05        * Origin: you cannot sedate... all the things you hate (1:229/2)    |
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