Cakan, CelalKasap, Zeki2024-08-042024-08-0420101072-947Xhttps://doi.org/10.1515/GMJ.2010.021https://hdl.handle.net/11616/95387In this paper, based on F-B-convergence, we introduce the F-B-core of sequences of complex numbers and determine a class of matrices A for which the F-B-core(Ax) is a subset of Knopp's core for all bounded sequences x.eninfo:eu-repo/semantics/closedAccessF-B-convergenceinvariant meanscore theorems and statistical convergenceFB-convergence and a generalization of Knopp's coreArticle17345946710.1515/GMJ.2010.0212-s2.0-79960586586Q3WOS:000284296200003Q4