Functions of a Random Variable
References
[1] G. Grimmett and D. Stirzaker, Probability and Random Processes with Applications to Signal Processing, Pearson Prentice-Hall, New Jersey, USA, 2002.
[2] Athanasios Papoulis and S. Unnikrishna Pillai, Probability, Random Variables, and Stochastic Processes, 4th Edition, McGraw-Hill, 2002.