study of Quantization of continuous-amplitude, discrete-time analog signals. 
References
Books
- Discrete-Time Signal Processing, A. V. Oppenheim and R. W. Schafer, Englewood Cliffs, NJ: Prentice Hall, 1989
- N. G. Kingsburg and P. J. W. Rayner, "Digital filtering using logarithmic arithmetic," Electronics Letters, no. 7, Jan 28, 1971.
- IEEE-754 Standard for Binary Floating Point Arithmetic, 1985.