... flat Rayleigh fading, and channels are independent of each others. Therefore, fr and grare i.i.d. complex Gaussian random variables with zero-mean and variances σ2fr and σ2gr,respectively.Similarto[7], ... 1939–1948, 2003.[3] J. N. Laneman and G. W. Wornell, “Energy-efficient antennasharing and relaying for wireless networks,” in Proceedings of IEEE Wireless Communications and Networking Conference,pp.7–12, ... Abramowitz and I. A. Stegun, Handbook of MathematicalFunctions, Dover, New York, NY, USA, 1972.[28] I. S. Gradshteyn and I. M. Ryzhik, Table of Integrals, Series, and Products, Academic, San Diego,...