Popa, Constantin Rounding error analysis of Jacobi and Gauss-Seidel iterative methods. (Romanian. English summary) Zbl 0623.65038 Stud. Cercet. Mat. 39, No. 3, 252-260 (1987). MSC: 65F10 65G50 65F35 PDFBibTeX XMLCite \textit{C. Popa}, Stud. Cercet. Mat. 39, No. 3, 252--260 (1987; Zbl 0623.65038)
Cristescu, Romulus On some precompact operators. (Romanian. English summary) Zbl 0547.47013 Stud. Cercet. Mat. 36, 321-323 (1984). MSC: 47B06 47B60 46A40 PDFBibTeX XMLCite \textit{R. Cristescu}, Stud. Cercet. Mat. 36, 321--323 (1984; Zbl 0547.47013)