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. Journal Information This journal, begun in 1943 as Mathematical ...
Mathematics of Computation, Vol. 24, No. 110 (Apr., 1970), pp. 413-422 (10 pages) This paper is concerned with numerical procedures for the evaluation of the zeros, with respect to order, of Hankel ...