Alfeld, Peter; Eyre, David J. Algorithm 701: Goliath - a software system for the exact analysis of rectangular rank-deficient sparse rational linear systems. (English) Zbl 0900.65110 ACM Trans. Math. Softw. 17, No. 4, 519-532 (1991). MSC: 65F20 Numerical solutions to overdetermined systems, pseudoinverses 65F50 Computational methods for sparse matrices 65Y15 Packaged methods for numerical algorithms Keywords:rational coefficients; rank; null space; exact arithmetic; linear system; residue arithmetic Software:Goliath PDFBibTeX XMLCite \textit{P. Alfeld} and \textit{D. J. Eyre}, ACM Trans. Math. Softw. 17, No. 4, 519--532 (1991; Zbl 0900.65110) Full Text: DOI Link