This Classic edition includes a new appendix which summarizes the major developments since the book was originally published in 1974. The additions are organize

The method of least squares was discovered by Gauss in 1795. It has since become the principal tool to reduce the influence of errors when fitting models to giv

This is the first book devoted entirely to total least squares. The authors give a unified presentation of the TLS problem. A description of its basic principle

The method of least squares: the principal tool for reducing the influence of errors when fitting models to given observations.

This comprehensive textbook is designed for first-year graduate students from a variety of engineering and scientific disciplines.