R.B. Morris, Y. Tsuji, et al.
International Journal for Numerical Methods in Engineering
Paper
On simple double zeros and badly conditioned zeros of analytic functions of n variables
Abstract
We give a numerical criterion for a badly conditioned zero of a system of analytic equations to be part of a cluster of two zeros.
Related
Y.Y. Li, K.S. Leung, et al.
J Combin Optim
George Markowsky
J. Math. Anal. Appl.
John S. Lew
Mathematical Biosciences