two integrals

*To*: mathgroup at smc.vnet.net*Subject*: [mg78309] two integrals*From*: dimitris <dimmechan at yahoo.com>*Date*: Thu, 28 Jun 2007 04:21:03 -0400 (EDT)

Any ideas about getting a closed form expression? No need fo convegrence; a result valid in the Hadamard sense is ok! Integrate[(Sqrt[1 + m^2*u^2]/u)*Exp[(-y)*(Sqrt[1 + m^2*u^2]/m)]* Sin[u*x], {x, 0, Infinity}] Integrate[Exp[(-y)*(Sqrt[1 + m^2*u^2]/m)]*Cos[u*x], {x, 0, Infinity}] Dimitris