Ch A. AgayevaAgayeva, CH. A.2025-10-06201115477363, 009490000094-90001547-736310.1090/S0094-9000-2012-00837-52-s2.0-84865032817https://www.scopus.com/inward/record.uri?eid=2-s2.0-84865032817&doi=10.1090%2FS0094-9000-2012-00837-5&partnerID=40&md5=65b58fbe7de48dea833f6ab8dab12648https://gcris.yasar.edu.tr/handle/123456789/10207https://doi.org/10.1090/S0094-9000-2012-00837-5The purpose of this paper is to give necessary conditions of optimality of nonlinear stochastic control systems with variable delay for singular controls. As a result the second order necessary optimality condition for the stochastic system with uncontrolled diffusion coefficient is obtained. © 2012 American Mathematical Society. © 2012 Elsevier B.V. All rights reserved.Englishinfo:eu-repo/semantics/closedAccessAdjoint Stochastic Differential Equations, Necessary Condition Of Optimality, Singular Controls, Stochastic Control Problem, Stochastic Differential Equations With DelayAdjoint Stochastic Differential EquationsNecessary Condition of OptimalitySingular ControlsStochastic Differential Equations with DelayStochastic Control ProblemArticle