Guney, Hatun OzlemMurugusundaramoorthy, GangadharanSrivastava, Hari Mohan2024-04-242024-04-2420191422-63831420-9012https://doi.org/10.1007/s00025-019-1020-0https://hdl.handle.net/11468/14222In this paper, we investigate the upper bound associated with the second Hankel determinant H-2(2) for a certain class of bi-close-to-convex functions which we have introduced here. Several closely related results are also considered.eninfo:eu-repo/semantics/closedAccessFekete-Szego FunctionalHankel DeterminantAnalytic FunctionsUnivalent FunctionsBi-Univalent FunctionsClose-To-Convex FunctionsBi-Close-To-Convex FunctionsArticle743WOS:0004665063000082-s2.0-8506512528810.1007/s00025-019-1020-0Q2Q2