Asfaw, Teffera M.; Kartsatos, Athanassios G. Variational inequalities for perturbations of maximal monotone operators in reflexive Banach spaces. (English) Zbl 1318.47082 Tohoku Math. J. (2) 66, No. 2, 171-203 (2014). Reviewer: Sorin-Mihai Grad (Chemnitz) MSC: 47J20 47H05 PDFBibTeX XMLCite \textit{T. M. Asfaw} and \textit{A. G. Kartsatos}, Tôhoku Math. J. (2) 66, No. 2, 171--203 (2014; Zbl 1318.47082) Full Text: DOI Euclid
Adhikari, Dhruba R.; Kartsatos, Athanassios G. A new topological degree theory for perturbations of the sum of two maximal monotone operators. (English) Zbl 1231.47059 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 14, 4622-4641 (2011). Reviewer: Boris Danilovich Gel’man (Voronezh) MSC: 47H11 47H05 47H10 47H14 PDFBibTeX XMLCite \textit{D. R. Adhikari} and \textit{A. G. Kartsatos}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 14, 4622--4641 (2011; Zbl 1231.47059) Full Text: DOI
Kartsatos, Athanassios G.; Kerr, David A Browder degree theory from the Nagumo degree on the Hilbert space of elliptic super-regularization. (English) Zbl 1206.55004 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 2, 501-515 (2011). Reviewer: Lech Górniewicz (Toruń) MSC: 55M25 54H25 47H10 47H11 PDFBibTeX XMLCite \textit{A. G. Kartsatos} and \textit{D. Kerr}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 74, No. 2, 501--515 (2011; Zbl 1206.55004) Full Text: DOI
Kartsatos, Athanassios G. A note on the duality mapping of a locally uniformly convex Banach space. (English) Zbl 1222.46012 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 11, 5509-5512 (2009). MSC: 46B10 46B03 47H05 PDFBibTeX XMLCite \textit{A. G. Kartsatos}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 71, No. 11, 5509--5512 (2009; Zbl 1222.46012) Full Text: DOI
Ibrahimou, Boubakari; Kartsatos, Athanassios G. The Leray-Schauder approach to the degree theory for \((S_+)\)-perturbations of maximal monotone operators in separable reflexive Banach spaces. (English) Zbl 1185.47067 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 70, No. 12, 4350-4368 (2009). Reviewer: Yongxiang Li (Lanzhou) MSC: 47H11 47H05 47H14 PDFBibTeX XMLCite \textit{B. Ibrahimou} and \textit{A. G. Kartsatos}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 70, No. 12, 4350--4368 (2009; Zbl 1185.47067) Full Text: DOI
Kartsatos, Athanassios G.; Quarcoo, Joseph A new topological degree theory for densely defined \((S_+)_L\)-perturbations of multivalued maximal monotone operators in reflexive separable Banach spaces. (English) Zbl 1158.47045 Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 69, No. 8, 2339-2354 (2008). Reviewer: In-Sook Kim (Suwon) MSC: 47H11 47H05 47H14 47H04 PDFBibTeX XMLCite \textit{A. G. Kartsatos} and \textit{J. Quarcoo}, Nonlinear Anal., Theory Methods Appl., Ser. A, Theory Methods 69, No. 8, 2339--2354 (2008; Zbl 1158.47045) Full Text: DOI
Adhikari, Dhruba R.; Kartsatos, Athanassios G. Strongly quasibounded maximal monotone perturbations for the Berkovits–Mustonen topological degree theory. (English) Zbl 1156.47051 J. Math. Anal. Appl. 348, No. 1, 122-136 (2008). Reviewer: Valerii V. Obukhovskij (Voronezh) MSC: 47H11 47H05 47J05 47H14 47N20 35G30 PDFBibTeX XMLCite \textit{D. R. Adhikari} and \textit{A. G. Kartsatos}, J. Math. Anal. Appl. 348, No. 1, 122--136 (2008; Zbl 1156.47051) Full Text: DOI
Kartsatos, Athanassios G.; Shin, Ki-Yeon Solvability of functional evolutions via compactness methods in general Banach spaces. (English) Zbl 0806.34054 Nonlinear Anal., Theory Methods Appl. 21, No. 7, 517-535 (1993). Reviewer: H.O.Fattorini (Los Angeles) MSC: 34G20 PDFBibTeX XMLCite \textit{A. G. Kartsatos} and \textit{K.-Y. Shin}, Nonlinear Anal., Theory Methods Appl. 21, No. 7, 517--535 (1993; Zbl 0806.34054) Full Text: DOI
Calvert, Bruce D.; Kartsatos, Athanassios G. On the convexity of the interior of the domain of an M-accretive operator in a Banach space. (English) Zbl 0669.47030 Nonlinear Anal., Theory Methods Appl. 12, No. 7, 727-732 (1988). Reviewer: W.Kryszewski MSC: 47H06 46B20 46B03 PDFBibTeX XMLCite \textit{B. D. Calvert} and \textit{A. G. Kartsatos}, Nonlinear Anal., Theory Methods Appl. 12, No. 7, 727--732 (1988; Zbl 0669.47030) Full Text: DOI