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Re: Integrate and warning messages.
*To*: mathgroup at smc.vnet.net
*Subject*: [mg35305] Re: [mg35295] Integrate and warning messages.
*From*: BobHanlon at aol.com
*Date*: Mon, 8 Jul 2002 03:15:34 -0400 (EDT)
*Sender*: owner-wri-mathgroup at wolfram.com
In a message dated 7/6/02 6:33:44 AM, ariciputi at despammed.com writes:
>I'm trying to solve an integral and before getting the result
>Mathematica warns me several times with this message:
>
>Solve::incnst: Inconsistent or redundant transcendental equation.
>
>After reduction, the bad equation is -Sqrt[1+3x^2]/(1+Sqrt[1+3x^2]) +
>Log[Exp[Sqrt[1+3x^2]]] - Sqrt[1+3x^2]Log[Exp[Sqrt[1+3x^2]]]/(1+Sqrt[
>1+3x^2]) == 0
>
>
>Can anyone explain it to me??
>
Your "bad" equation is True for all real x.
Simplify[-Sqrt[1+3x^2]/(1+Sqrt[1+3x^2])+
Log[Exp[Sqrt[1+3x^2]]]-
Sqrt[1+3x^2]Log[Exp[Sqrt[1+3x^2]]]/
(1+Sqrt[1+3x^2])==0,
Element[x, Reals]]
True
Your problem must lay elsewhere.
Bob Hanlon
Chantilly, VA USA
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