Mathematics of the USSR-Sbornik · 1972 · 38 citations · 0 references
BusinessBusiness EconomicsDerivativesExistence TheoremsExistence TheoryAnalytic ApproximationsExistence ConditionsLocal Existence Theory
In this paper a local condition of single-valuedness of an analytic function in its natural domain of existence is obtained. The condition is formulated in terms of rational approximations. Bibliography: 9 items.