caa a22 4500 46798672X CHVBK 20180323112534.0 cr unu---uuuuu 170328e19900901xx s 000 0 eng 10.1007/BF02575791 doi (NATIONALLICENCE)springer-10.1007/BF02575791 On the bounds to the condition number of bordered positive definite matrices [Elektronische Daten] [N. Deng, E. Spedicato] In this paper we improve and extend to higher order corrections the strict bound obtained by Spedicato and Burmeister for the condition number of positive definite matrices bordered by an extra row and column. Instituto di Elaborazione della Informazione del CNR, 1990 Deng N. Department of Applied Mathemtics, Beijing Polytechnical University, East Suburb, Beijing aut Spedicato E. Dipartimento di Matematica, Università di Bergamo, Piazza Rosate, 24100, Bergamo aut CALCOLO Springer-Verlag 27/3-4(1990-09-01), 127-137 0008-0624 27:3-4<127 1990 27 10092 https://doi.org/10.1007/BF02575791 text/html Onlinezugriff via DOI 1 research-article jats NATIONALLICENCE 856 40 https://doi.org/10.1007/BF02575791 text/html Onlinezugriff via DOI NATIONALLICENCE 700 1- Deng N. Department of Applied Mathemtics, Beijing Polytechnical University, East Suburb, Beijing aut NATIONALLICENCE 700 1- Spedicato E. Dipartimento di Matematica, Università di Bergamo, Piazza Rosate, 24100, Bergamo aut NATIONALLICENCE 773 0- CALCOLO Springer-Verlag 27/3-4(1990-09-01), 127-137 0008-0624 27:3-4<127 1990 27 10092 Metadata rights reserved Springer special CC-BY-NC licence nationallicence BK010053 XK010053 XK010000 NATIONALLICENCE NATIONALLICENCE NL-springer