Edit Profile (opens in new tab) Takahashi, Wataru (b. 1944 d. 2020) Co-Author Distance Author ID: takahashi.wataru Published as: Takahashi, Wataru; Takahashi, W.; Takahasi, Wataru; Takahahsi, Wataru; Takahashi, Waturu; Takashi, Wataru more...less External Links: MGP · dblp · GND Documents Indexed: 534 Publications since 1969, including 3 Books 26 Contributions as Editor · 2 Further Contributions Biographic References: 4 Publications Co-Authors: 125 Co-Authors with 450 Joint Publications 2,131 Co-Co-Authors all top 5 Co-Authors 105 single-authored 57 Yao, Jen-Chih 24 Hojo, Mayumi 24 Lau, Anthony To-Ming 23 Kohsaka, Fumiaki 21 Nakajo, Kazuhide 17 Aoyama, Koji 17 Kimura, Yasunori 17 Wen, Chingfeng 17 Wong, Ngai-Ching 16 Ibaraki, Takanori 15 Atsushiba, Sachiko 14 Alsulami, Saud Mastour A. 14 Shimoji, Kazuya 14 Tanaka, Tamaki 13 Matsushita, Shin-Ya 13 Shioji, Naoki 12 Iiduka, Hideaki 10 Hirano, Norimichi 10 Suzuki, Tomonari 10 Toyoda, Masashi 9 Lin, Lai-Jiu 9 Miyake, Hiromichi 8 Dhompongsa, Sompong 8 Iemoto, Shigeru 8 Kondo, Atsumasa 7 Takahashi, Satoru 6 Honda, Takashi 6 Kamimura, Shoji 6 Kido, Kazuo 6 Kikkawa, Misako 6 Kim, Gang-Eun 6 Latif, Abdul 6 Zembayashi, Kei 5 Akashi, Shigeo 5 Eshita, Kazutaka 5 Kiuchi, Hirobumi 5 Nadezhkina, Natalia 5 Nishiura, Koji 5 Takeuchi, Yukio 4 Hussain, Nawab 4 Itoh, Shigeru 4 Kada, Osamu 4 Kawasaki, Toshiharu 4 Klin-Eam, Chakkrid 4 Komiya, Hidetoshi 4 Lin, Chien-Nan. 4 Shimizu, Tomoo 4 Suantai, Suthep 3 Ali, Sahar Mohamed 3 Alofi, Abdulaziz Saleem Moslem 3 Amemiya, Masato 3 Chuang, Chih-Sheng 3 Elshobaky, Entisarat M. 3 Fan, Ky 3 Inthakon, Warunun 3 Ishihara, Hajime 3 Khan, Safeer Hussain 3 Kim, Do Sang 3 Kim, Tae Hwa 3 Kocourek, Pavel 3 Kubota, Rieko 3 Naraghirad, Eskandar 3 Rockafellar, Ralph Tyrrell 3 Sekiguchi, Yoshiyuki 3 Tamura, Takayuki 3 Xu, Hong-Kun 3 Yingtaweesittikul, Hatairat 3 Zhang, Peijun 2 Butsan, Thanwarat 2 Izawa, Yasumitsu 2 Jung, Jong Soo 2 Kijima, Yoichi 2 Kurokawa, Yu 2 Lee, Gue Myung 2 Manaka, Hiroko 2 Maruyama, Toru 2 Mizoguchi, Noriko 2 Muramatsu, Masakazu 2 Ohsawa, Shigeo 2 Plubtieng, Somyot 2 Tada, Akinori 2 Termwuttipong, Imchit 2 Tsukada, Makoto 2 Yoshisei, Akiko 1 Abdel-Mottaleb, N. 1 Akatsuka, Masanori 1 Ando, Tsuyoshi 1 Benavides, T. D. 1 Brézis, Haïm 1 Butnariu, Dan 1 Calvert, Bruce D. 1 Fujii, Jun Ichi 1 Fujii, Masatoshi 1 Fukhar-Ud-Din, Hafiz 1 Fupinwong, Worapong 1 Furuta, Takayuki 1 Goebel, Kazimierz 1 Hasegawa, Ken 1 Hsu, Minghsiu 1 Hsu, Szebi ...and 47 more Co-Authors all top 5 Serials 111 Journal of Nonlinear and Convex Analysis 25 Taiwanese Journal of Mathematics 24 RIMS Kokyuroku 24 Linear and Nonlinear Analysis 22 Nonlinear Analysis. Theory, Methods & Applications. Series A: Theory and Methods 22 Scientiae Mathematicae Japonicae 21 Journal of Mathematical Analysis and Applications 13 Journal of Convex Analysis 12 Nonlinear Analysis. Theory, Methods & Applications 10 Fixed Point Theory and Applications 9 Journal of Optimization Theory and Applications 8 Pacific Journal of Optimization 8 Pure and Applied Functional Analysis 7 Proceedings of the American Mathematical Society 7 Fixed Point Theory 7 Journal of Fixed Point Theory and Applications 6 Archiv der Mathematik 6 Journal of Approximation Theory 6 Mathematica Japonica 6 Numerical Functional Analysis and Optimization 6 Topological Methods in Nonlinear Analysis 6 Abstract and Applied Analysis 5 Kodai Mathematical Journal 5 Optimization 5 Science Reports of the Yokohama National University. Section I. Mathematics, Physics, Chemistry 5 Nihonkai Mathematical Journal 5 Kodai Mathematical Seminar Reports 5 Applied Analysis and Optimization 4 Annales Universitatis Mariae Curie-Skłodowska. Sectio A. Mathematica 4 Applied Mathematics and Computation 4 Journal of the Mathematical Society of Japan 4 Panamerican Mathematical Journal 4 Set-Valued Analysis 4 Communications on Applied Nonlinear Analysis 4 Dynamics of Continuous, Discrete & Impulsive Systems. Series A. Mathematical Analysis 4 RIMS Kokyuroku 3 Pacific Journal of Mathematics 3 Yokohama Mathematical Journal 3 SIAM Journal on Optimization 2 Fuzzy Sets and Systems 2 Indian Journal of Mathematics 2 Journal of Functional Analysis 2 Journal of Global Optimization 2 International Journal of Computational and Numerical Analysis and Applications (IJCNAA) 2 Cubo 2 Journal of Nonlinear Analysis and Optimization: Theory & Applications 1 Applicable Analysis 1 Bulletin of the Australian Mathematical Society 1 Linear and Multilinear Algebra 1 Canadian Journal of Mathematics 1 Fundamenta Mathematicae 1 Journal of the Korean Mathematical Society 1 Journal of the Operations Research Society of Japan 1 Tokyo Journal of Mathematics 1 Southeast Asian Bulletin of Mathematics 1 Mathematical and Computer Modelling 1 Japan Journal of Industrial and Applied Mathematics 1 Numerical Algorithms 1 Dynamic Systems and Applications 1 Nonlinear Studies 1 Science Bulletin of Josai University 1 Positivity 1 Advances in Nonlinear Variational Inequalities 1 Scientiae Mathematicae 1 Thai Journal of Mathematics 1 Lecture Notes in Economics and Mathematical Systems 1 Sūrikaiseki Shirizu 1 JP Journal of Fixed Point Theory and Applications 1 Set-Valued and Variational Analysis 1 Annals of Functional Analysis 1 Journal of Nonlinear and Variational Analysis all top 5 Fields 518 Operator theory (47-XX) 85 Calculus of variations and optimal control; optimization (49-XX) 49 Functional analysis (46-XX) 46 Operations research, mathematical programming (90-XX) 28 General and overarching topics; collections (00-XX) 27 General topology (54-XX) 18 Numerical analysis (65-XX) 17 Game theory, economics, finance, and other social and behavioral sciences (91-XX) 14 Approximations and expansions (41-XX) 10 Abstract harmonic analysis (43-XX) 10 Global analysis, analysis on manifolds (58-XX) 6 Measure and integration (28-XX) 5 Convex and discrete geometry (52-XX) 4 Real functions (26-XX) 4 Probability theory and stochastic processes (60-XX) 3 Partial differential equations (35-XX) 3 Dynamical systems and ergodic theory (37-XX) 3 Information and communication theory, circuits (94-XX) 2 Mathematical logic and foundations (03-XX) 2 Fluid mechanics (76-XX) 1 History and biography (01-XX) 1 Linear and multilinear algebra; matrix theory (15-XX) 1 Topological groups, Lie groups (22-XX) 1 Functions of a complex variable (30-XX) 1 Ordinary differential equations (34-XX) 1 Sequences, series, summability (40-XX) 1 Algebraic topology (55-XX) 1 Computer science (68-XX) 1 Quantum theory (81-XX) Publications by Year all cited Publications top 5 cited Publications Citations contained in zbMATH Open 382 Publications have been cited 11,622 times in 4,229 Documents Cited by ▼ Year ▼ Nonlinear functional analysis. Fixed point theory and its applications. Zbl 0997.47002 Takahashi, Wataru 889 2000 Strong convergence of a proximal-type algorithm in a Banach space. Zbl 1101.90083 Kamimura, Shoji; Takahashi, Wataru 460 2003 Viscosity approximation methods for equilibrium problems and fixed point problems in Hilbert spaces. Zbl 1122.47056 Takahashi, Satoru; Takahashi, Wataru 396 2007 Strong convergence theorems for nonexpansive mappings and nonexpansive semigroups. Zbl 1035.47048 Nakajo, Kazuhide; Takahashi, Wataru 383 2003 Weak convergence theorems for nonexpansive mappings and monotone mappings. Zbl 1055.47052 Takahashi, W.; Toyoda, M. 379 2003 Approximation of common fixed points of a countable family of nonexpansive mappings in a Banach space. Zbl 1130.47045 Aoyama, Koji; Kimura, Yasunori; Takahashi, Wataru; Toyoda, Masashi 273 2007 Fixed point theorems for multivalued mappings on complete metric spaces. Zbl 0688.54028 Mizoguchi, Noriko; Takahashi, Wataru 270 1989 A strong convergence theorem for relatively nonexpansive mappings in a Banach space. Zbl 1071.47063 Matsushita, Shin-ya; Takahashi, Wataru 261 2005 A convexity in metric space and nonexpansive mappings. I. Zbl 0268.54048 Takahashi, Wataru 250 1970 Weak convergence theorem by an extragradient method for nonexpansive mappings and monotone mappings. Zbl 1130.90055 Nadezhkina, N.; Takahashi, W. 246 2006 Nonconvex minimization theorems and fixed point theorems in complete metric spaces. Zbl 0897.54029 Kada, Osamu; Suzuki, Tomonari; Takahashi, Wataru 234 1996 Strong and weak convergence theorems for equilibrium problems and relatively nonexpansive mappings in Banach spaces. Zbl 1170.47049 Takahashi, Wataru; Zembayashi, Kei 227 2009 Strong convergence theorem for a generalized equilibrium problem and a nonexpansive mapping in a Hilbert space. Zbl 1142.47350 Takahashi, Satoru; Takahashi, Wataru 225 2008 Weak and strong convergence theorems for a nonexpansive mapping and an equilibrium problem. Zbl 1147.47052 Tada, A.; Takahashi, W. 218 2007 Strong convergence theorems by hybrid methods for families of nonexpansive mappings in Hilbert spaces. Zbl 1134.47052 Takahashi, Wataru; Takeuchi, Yukio; Kubota, Rieko 209 2008 Strong convergence of approximated sequences for nonexpansive mappings in Banach spaces. Zbl 0888.47034 Shioji, Naoki; Takahashi, Wataru 206 1997 Strong convergence theorems for nonexpansive mappings and inverse-strongly monotone mappings. Zbl 1093.47058 Iiduka, Hideaki; Takahashi, Wataru 191 2005 Approximating solutions of maximal monotone operators in Hilbert spaces. Zbl 0992.47022 Kamimura, Shoji; Takahashi, Wataru 174 2000 Fixed point theorems for a class of nonlinear mappings related to maximal monotone operators in Banach spaces. Zbl 1149.47045 Kohsaka, Fumiaki; Takahashi, Wataru 163 2008 Strong convergence to common fixed points of infinite nonexpansive mappings and applications. Zbl 0993.47037 Shimoji, Kazuya; Takahashi, Wataru 158 2001 Strong convergence theorems for maximal monotone operators with nonlinear mappings in Hilbert spaces. Zbl 1208.47071 Takahashi, S.; Takahashi, W.; Toyoda, M. 152 2010 Introduction to nonlinear and convex analysis. Zbl 1183.46001 Takahashi, Wataru 144 2009 Existence and approximation of fixed points of firmly nonexpansive-type mappings in Banach spaces. Zbl 1168.47047 Kohsaka, Fumiaki; Takahashi, Wataru 135 2008 Strong convergence theorem by a hybrid method for nonexpansive mappings and Lipschitz-continuous monotone mappings. Zbl 1143.47047 Nadezhkina, Natalia; Takahashi, Wataru 134 2006 Strong convergence to common fixed points of families of nonexpansive mappings. Zbl 0883.47075 Shimizu, Tomoo; Takahashi, Wataru 124 1997 On Reich’s strong convergence theorems for resolvents of accretive operators. Zbl 0599.47084 Takahashi, Wataru; Ueda, Yoichi 121 1984 Strong convergence theorem by a new hybrid method for equilibrium problems and relatively nonexpansive mappings. Zbl 1187.47054 Takahashi, Wataru; Zembayashi, Kei 89 2008 Fixed point theorems and weak convergence theorems for generalized hybrid mappings in Hilbert spaces. Zbl 1226.47053 Kocourek, Pavel; Takahashi, Wataru; Yao, Jen-Chih 88 2010 Convex analysis & approximation of fixed points. (Totsu kaiseki to fudōten kinji.) Zbl 1089.49500 Takahashi, Wataru 87 2000 Strong convergence of an iterative sequence for maximal monotone operators in a Banach space. Zbl 1064.47068 Kohsaka, Fumiaki; Takahashi, Wataru 86 2004 Weak and strong convergence theorems for relatively nonexpansive mappings in Banach spaces. Zbl 1088.47054 Matsushita, Shin-Ya; Takahashi, Wataru 86 2004 Proximal point algorithms with Bregman functions in Banach spaces. Zbl 1105.47059 Kohsaka, Fumiaki; Takahashi, Wataru 85 2005 Fixed point theorems for new nonlinear mappings in a Hilbert space. Zbl 1200.47078 Takahashi, Wataru 85 2010 Convergence theorems for nonexpansive mappings and feasibility problems. Zbl 0971.47040 Takahashi, W.; Shimoji, K. 84 2000 Existence theorems generalizing fixed point theorems for multivalued mappings. Zbl 0760.47029 Takahashi, Wataru 82 1991 Approximating common fixed points of nonexpansive mappings and nonspreading mappings in a Hilbert space. Zbl 1239.47054 Iemoto, Shigeru; Takahashi, Wataru 82 2009 Approximation of solutions of variational inequalities for monotone mappings. Zbl 1060.49006 Iiduka, Hideaki; Takahashi, Wataru; Toyoda, Masashi 77 2004 Weak convergence of an iterative sequence for accretive operators in Banach spaces. Zbl 1128.47056 Aoyama, Koji; Iiduka, Hideaki; Takahashi, Wataru 74 2006 Strong convergence theorems for asymptotically nonexpansive semigroups in Hilbert spaces. Zbl 0935.47039 Shioji, Naoki; Takahashi, Wataru 72 1998 Strong convergence theorems for a finite family of nonexpansive mappings and applications. Zbl 1055.47514 Atsushiba, Sachiko; Takahashi, Wataru 69 1999 Fixed points of multivalued mappings in certain convex metric spaces. Zbl 0902.47049 Shimizu, Tomoo; Takahashi, Wataru 68 1996 Iterative methods for generalized split feasibility problems in Hilbert spaces. Zbl 1326.47099 Takahashi, Wataru; Xu, Hong-Kun; Yao, Jen-Chin 65 2015 A nonlinear ergodic theorem for an amenable semigroup of nonexpansive mappings in a Hilbert space. Zbl 0456.47054 Takahashi, Wataru 62 1981 Nonlinear variational inequalities and fixed point theorems. Zbl 0314.47032 Takahashi, W. 62 1976 The split common null point problem and the shrinking projection method in Banach spaces. Zbl 1338.47110 Takahashi, Satoru; Takahashi, Wataru 62 2016 Weak convergence of a projection algorithm for variational inequalities in a Banach space. Zbl 1129.49012 Iiduka, Hideaki; Takahashi, Wataru 59 2008 Strong convergence theorem for an equilibrium problem and a nonexpansive mapping. Zbl 1122.47055 Tada, Akinori; Takahashi, Wataru 57 2007 Image recovery by convex combinations of sunny nonexpansive retractions. Zbl 0815.47068 Kitahara, Shinya; Takahashi, Wataru 55 1993 The common fixed point theory of singlevalued mappings and multivalued mappings. Zbl 0371.47042 Itoh, Shigeru; Takahashi, Wataru 54 1979 Fixed point theorems and characterizations of metric completeness. Zbl 0902.47050 Suzuki, Tomonari; Takahashi, Wataru 54 1996 Weak and strong convergence of solutions to accretive operator inclusions and applications. Zbl 0981.47036 Kamimura, Shoji; Takahashi, Wataru 51 2000 The split common null point problem in Banach spaces. Zbl 1458.47034 Takahashi, Wataru 49 2015 Two generalized strong convergence theorems of Halpern’s type in Hilbert spaces and applications. Zbl 1515.47106 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 48 2012 On a strongly nonexpansive sequence in Hilbert spaces. Zbl 1142.47030 Aoyama, Koji; Kimura, Yasunori; Takahashi, Wataru; Toyoda, Masashi 48 2007 Strong convergence of approximants to fixed points of nonexpansive nonself-mappings in Banach spaces. Zbl 0947.47049 Takahashi, Wataru; Kim, Gang-Eun 47 1998 Existence of nonexpansive retractions for amenable semigroups of nonexpansive mappings and nonlinear ergodic theorems in Banach spaces. Zbl 0923.47038 Lau, Anthony To-Ming; Shioji, Naoki; Takahashi, Wataru 44 1999 Weak and strong convergence theorems for families of nonexpansive mappings and their applications. Zbl 1012.47029 Takahashi, Wataru 44 1997 Approximation of fixed points for amenable semigroups of nonexpansive mappings in Banach spaces. Zbl 1123.47048 Lau, Anthony To-Ming; Miyake, Hiromichi; Takahashi, Wataru 43 2007 The split feasibility problem in Banach spaces. Zbl 1319.47063 Takahashi, Wataru 42 2014 Approximating common fixed points of two asymptotically nonexpansive mappings. Zbl 0985.47042 Khan, Safeer Hussain; Takahashi, Wataru 40 2001 Weak and strong convergence theorems for maximal monotone operators in a Banach space. Zbl 1078.47050 Kamimura, Shoji; Kohsaka, Fumiaki; Takahashi, Wataru 40 2004 Nonexpansive retractions and nonlinear ergodic theorems in Banach spaces. Zbl 0679.47031 Hirano, Norimichi; Kido, Kazuo; Takahashi, Wataru 40 1988 Weak and strong convergence theorems for nonspreading mappings in Hilbert spaces. Zbl 1229.47117 Kurokawa, Yu; Takahashi, Wataru 40 2010 The split feasibility problem and the shrinking projection method in Banach spaces. Zbl 1343.47074 Takahashi, Wataru 39 2015 The shrinking projection method for a finite family of demimetric mappings with variational inequality problems in a Hilbert space. Zbl 1462.47043 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 39 2018 Strong convergence to common fixed points of families of nonexpansive mappings in Banach spaces. Zbl 1125.49024 Nakajo, K.; Shimoji, K.; Takahashi, W. 38 2007 Single-valued mappings, multivalued mappings and fixed-point theorems. Zbl 0351.47040 Itoh, Shigeru; Takahashi, Wataru 36 1977 Maximal monotone operators and maximal monotone functions for equilibrium problems. Zbl 1165.47036 Aoyama, Koji; Kimura, Yasunori; Takahashi, Wataru 36 2008 Convergence theorems for a pair of nonexpansive mappings. Zbl 0916.47042 Takahashi, Wataru; Tamura, Takayuki 35 1998 Contractive mappings, Kannan mappings and metric completeness. Zbl 0955.54009 Shioji, Naoki; Suzuki, Tomonari; Takahashi, Wataru 35 1998 Fixed point and ergodic theorems for \(\lambda\)-hybrid mappings in Hilbert spaces. Zbl 1208.47045 Aoyama, Koji; Iemoto, Shigeru; Kohsaka, Fumiaki; Takahashi, Wataru 34 2010 The split common fixed point problem and the shrinking projection method in Banach spaces. Zbl 1503.47097 Takahashi, Wataru 33 2017 Invariant means and fixed point properties for nonexpansive representations of topological semigroups. Zbl 0834.43001 Lau, Anthony To-Ming; Takahashi, Wataru 33 1995 A new projection and convergence theorems for the projections in Banach spaces. Zbl 1152.46012 Ibaraki, Takanori; Takahashi, Wataru 33 2007 Three generalizations of firmly nonexpansive mappings: their relations and continuity properties. Zbl 1168.47042 Aoyama, Koji; Kohsaka, Fumiaki; Takahashi, Wataru 32 2009 Approximating fixed points of nonexpansive mappings in Banach spaces. Zbl 0913.47056 Takahashi, Wataru; Kim, Gang-Eun 31 1998 Strong convergence theorems by the hybrid method for families of nonexpansive mappings in Hilbert spaces. Zbl 1109.47060 Nakajo, K.; Shimoji, K.; Takahashi, W. 31 2006 Weak convergence and nonlinear ergodic theorems for reversible semigroup of nonexpansive mappings. Zbl 0587.47058 Lau, Anthony To-Ming; Takahashi, Wataru 29 1987 Weak convergence theorems by Cesàro means for nonexpansive mappings and inverse-strongly-monotone mappings. Zbl 1104.47059 Iiduka, Hideaki; Takahashi, Wataru 29 2006 On a hybrid method for a family of relatively nonexpansive mappings in a Banach space. Zbl 1166.47058 Kimura, Yasunori; Takahashi, Wataru 29 2009 Iterative methods for approximation of fixed points and their applications. Zbl 1004.65069 Takahashi, Wataru 28 2000 Strong convergence of averaged approximants for asymptotically nonexpansive mappings in Banach spaces. Zbl 0932.47042 Shioji, Naoki; Takahashi, Wataru 28 1999 Strong convergence theorems by hybrid methods for the split common null point problem in Banach spaces. Zbl 1344.47049 Takahashi, Wataru; Yao, Jen-Chih 28 2015 Strong convergence theorems for nonexpansive nonself-mappings without boundary conditions. Zbl 1169.47052 Matsushita, Shin-Ya; Takahashi, Wataru 27 2008 Nonlinear ergodic theorems for nonexpansive mappings in Hilbert spaces. Zbl 0404.47031 Hirano, Norimichi; Takahashi, Wataru 26 1979 Fixed point theorems and ergodic theorems for nonlinear mappings in Hilbert spaces. Zbl 1437.47027 Takahashi, Wataru; Yao, Jen-Chih 26 2011 Strong convergence studied by a hybrid type method for monotone operators in a Banach space. Zbl 1220.47095 Iiduka, Hideaki; Takahashi, Wataru 26 2008 Fixed point theorem for amenable semigroup of nonexpansive mappings. Zbl 0197.11805 Takahashi, W. 25 1969 Nonlinear ergodic theorem without convexity for generalized hybrid mappings in a Hilbert space. Zbl 1230.47085 Takahashi, Wataru; Takeuchi, Yukio 25 2011 Invariant submeans and semigroups of nonexpansive mappings on Banach spaces with normal structure. Zbl 0862.43001 Lau, Anthony To-Ming; Takahashi, Wataru 24 1996 Limit theorems of operators by convex combinations of nonexpansive retractions in Banach spaces. Zbl 0904.47045 Takahashi, Wataru; Tamura, Takayuki 23 1997 Strong convergence theorem for asymptotically nonexpansive mappings. Zbl 0861.47030 Shimizu, Tomoo; Takahashi, Wataru 23 1996 Weak convergence theorems for maximal monotone operators with nonspreading mappings in a Hilbert space. Zbl 1247.47070 Manaka, Hiroko; Takahashi, Wataru 23 2011 Fixed point and mean ergodic theorems for new nonlinear mappings in Hilbert spaces spaces. Zbl 1217.47098 Maruyama, Toru; Takahashi, Wataru; Yao, Masayuki 23 2011 A general iterative method for hierarchical variational inequality problems in Hilbert spaces and applications. Zbl 1334.47068 Lin, Lai-Jiu; Takahashi, Wataru 22 2012 Approximating zero points of accretive operators in general Banach spaces. Zbl 1139.47044 Eshita, Kazutaka; Takahashi, Wataru 22 2007 Strong convergence theorems for resolvents of maximal monotone operators in Banach spaces. Zbl 1067.47080 Ohsawa, Shigeo; Takahashi, Wataru 22 2003 Strong and weak convergence theorems by an improved splitting method. Zbl 1050.47049 Nakajo, K.; Takahashi, W. 21 2002 The split common null point problem for maximal monotone mappings in Hilbert spaces and applications. Zbl 1296.47044 Alsulami, Saud M.; Takahashi, Wataru 21 2014 Generalized retraction and fixed point theorems using Bregman functions in Banach spaces. Zbl 1252.47057 Naraghirad, Eskandar; Takahashi, Wataru; Yao, Jen-Chih 21 2012 A weak convergence theorem for solving the split common fixed point problem in two Banach spaces and applications. Zbl 1494.47123 Takahashi, Wataru 2 2021 Strong convergence theorems to common attractive points of normally 2-generalized hybrid mappings and an application. Zbl 1492.47072 Kondo, Atsumasa; Takahashi, Wataru 5 2020 Weak convergence theorems to common attractive points of normally 2-generalized hybrid mappings with errors. Zbl 07356778 Kondo, Atsumasa; Takahashi, Wataru 5 2020 Attractive point, weak and strong convergence theorems for generic 2-generalized hybrid mappings in Hilbert spaces. Zbl 1481.47102 Kondo, Atsumasa; Takahashi, Wataru 1 2020 The split common fixed point problem for two infinite families of nonlinear mappings in Hilbert spaces. Zbl 1478.47054 Takahashi, Wataru; Yao, Jen-Chih 13 2019 Strong convergence theorems by hybrid methods for noncommutative normally 2-generalized hybrid mappings in Hilbert spaces. Zbl 1491.47081 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 6 2019 Approximation of a common attractive point of noncommutative normally 2-generalized hybrid mappings in Hilbert spaces. Zbl 1484.47183 Kondo, Atsumasa; Takahashi, Wataru 5 2019 Strong convergence theorems by hybrid methods for new demimetric mappings in Banach spaces. Zbl 1514.47110 Takahashi, Wataru 2 2019 The split common fixed point problem for generalized demimetric mappings in two Banach spaces. Zbl 07007078 Takahashi, Wataru 2 2019 A strong convergence theorem by Halpern type iteration for a finite family of generalized demimetric mappings in a Hilbert space. Zbl 07313924 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 2 2019 Attractive point and nonlinear ergodic theorems for generic 2-generalized hybrid mappings in Hilbert spaces. Zbl 1454.47073 Kondo, Atsumasa; Takahashi, Wataru 1 2019 The shrinking projection method for a finite family of demimetric mappings with variational inequality problems in a Hilbert space. Zbl 1462.47043 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 39 2018 A general iterative method for split common fixed point problems in Hilbert spaces and applications. Zbl 1474.47138 Takahashi, Wataru 17 2018 A strong convergence theorem for countable families of nonlinear nonself mappings in Hilbert spaces and applications. Zbl 1503.47104 Kawasaki, Toshiharu; Takahashi, Wataru 10 2018 Weak and strong convergence theorems for new demimetric mappings and the split common fixed point problem in Banach spaces. Zbl 1511.47085 Takahashi, Wataru 9 2018 Weak and strong convergence theorems for commutative normally 2-generalized hybrid mappings in Hilbert spaces. Zbl 1525.47121 Hojo, Mayumi; Kondo, Atsumasa; Takahashi, Wataru 8 2018 Strong convergence theorems of Halpern’s type for normally 2-generalized hybrid mappings in Hilbert spaces. Zbl 1451.47005 Kondo, Atsumasa; Takahashi, Wataru 8 2018 Weak and strong convergence theorems for noncommutative two generalized hybrid mappings in Hilbert spaces. Zbl 1503.47115 Takahashi, Wataru 5 2018 The split common fixed point problem for families of generalized demimetric mappings in Banach spaces. Zbl 1491.47080 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 2 2018 Weak and strong convergence theorems for commutative 2-generalized nonspreading mappings in Banach spaces. Zbl 1505.47103 Alsulami, Saud M.; Latif, Abdul; Takahashi, Wataru 1 2018 The split common fixed point problem and strong convergence theorems by hybrid methods for new demimetric mappings in Hilbert spaces. Zbl 1484.47084 Alsulami, Saud M.; Latif, Abdul; Takahashi, Wataru 1 2018 The split common fixed point problem and the shrinking projection method in Banach spaces. Zbl 1503.47097 Takahashi, Wataru 33 2017 The split common fixed point problem and the shrinking projection method for new nonlinear mappings in two Banach spaces. Zbl 1474.47137 Takahashi, Wataru 14 2017 Strong convergence theorem for a finite family of demimetric mappings with variational inequality problems in a Hilbert space. Zbl 1368.47087 Takahashi, Wataru 12 2017 Attractive point and weak convergence theorems for normally \(N\)-generalized hybrid mappings in Hilbert spaces. Zbl 1424.47123 Kondo, Atsumasa; Takahashi, Wataru 11 2017 Strong convergence theorem by shrinking projection method for new nonlinear mappings in Banach spaces and applications. Zbl 1373.49005 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 8 2017 The split common null point problem for generalized resolvents in two Banach spaces. Zbl 06787454 Takahashi, Wataru 8 2017 An implicit algorithm for the split common fixed point problem in Hilbert spaces and applications. Zbl 1484.47085 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 8 2017 Attractive point and ergodic theorems for two nonlinear mappings in Hilbert spaces. Zbl 1424.47130 Hojo, Mayumi; Takahashi, Satoru; Takahashi, Wataru 6 2017 Strong convergence theorems for an infinite family of demimetric mappings in a Hilbert space. Zbl 1493.47114 Komiya, Hidetoshi; Takahashi, Wataru 5 2017 Weak and strong convergence theorems for families of nonlinear and nonself mappings in Hilbert spaces. Zbl 1443.47076 Takahashi, Wataru 4 2017 Mann and Halpern iterations for the split common fixed point problem in Banach spaces. Zbl 1466.47060 Takahashi, Wataru 3 2017 Weak convergence theorem for a finite family of demimetric mappings with variational inequality problems in a Hilbert space. Zbl 1474.47130 Lin, Chien-Nan; Takahashi, Wataru 3 2017 Fixed point and weak convergence theorems for nonlinear hybrid mappings in Banach spaces. (Fixed point and weak convergence theorems for monlinear hybrid mappings in Banach spaces.) Zbl 1466.47037 Hojo, Mayumi; Takahashi, Wataru 2 2017 The split common fixed point problem and the hybrid method for demigeneralized mappings in two Banach spaces and applications. Zbl 1477.47074 Takahashi, Wataru 2 2017 Split common fixed point problems and hierarchical variational inequality problems in Hilbert spaces. Zbl 06847090 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 1 2017 Strong convergence theorems by hybrid methods for families of demimetric mappings in Banach spaces and applications. Zbl 1525.47114 Takahashi, Wataru 1 2017 Weak and strong convergence theorems for two commutative nonlinear mappings in Hilbert spaces. Zbl 1477.47068 Hojo, Mayumi; Takahashi, Wataru 1 2017 A strong convergence theorem by the hybrid method for a new class of nonlinear operators in a Banach space and applications. Zbl 1489.47100 Takahashi, Wataru; Yao, Jen-Chih 1 2017 Attractive and mean convergence theorems for two commutative nonlinear mappings in Banach spaces. Zbl 1464.47031 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 1 2017 The split common null point problem and the shrinking projection method in Banach spaces. Zbl 1338.47110 Takahashi, Satoru; Takahashi, Wataru 62 2016 Extensions of Browder’s demiclosedness principle and Reich’s lemma and their applications. Zbl 1384.47023 Kubota, Rieko; Takahashi, Wataru; Takeuchi, Yukio 17 2016 The split common fixed point problem and strong convergence theorems by hybrid methods in two Banach spaces. (The split common fixed point problem and strong convegence theorems by hybrid methods in two Banach spaces.) Zbl 1448.47075 Takahashi, Wataru 16 2016 Split common null point problem and shrinking projection method for generalized resolvents in two Banach spaces. Zbl 1478.47088 Takahashi, Satoru; Takahashi, Wataru 6 2016 Strongly convergent iterative method for the split common null point problem in Banach spaces. Zbl 06673744 Alofi, A. S.; Alsulami, Saud M.; Takahashi, Wataru 6 2016 A strong convergence theorem by the shrinking projection method for the split common null point problem in Banach spaces. Zbl 1351.47048 Hojo, Mayumi; Takahashi, Wataru 5 2016 Strong convergence theorems by hybrid methods for demimetric mappings in Banach spaces. Zbl 1477.47085 Hojo, Mayumi; Takahashi, Wataru 4 2016 The split common fixed point problem with families of mappings and hybrid methods in two Banach spaces. Zbl 06661908 Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 2 2016 The split common fixed point problem with families of mappings and strong convergence theorems by hybrid methods in Banach spaces. Zbl 1507.47117 Takahashi, Wataru 2 2016 Existence theorems for single-valued and set-valued mappings with \(w\)-distances in metric spaces. Zbl 1505.54071 Kaneko, Soh; Takahashi, Wataru; Wen, Ching-Feng; Yao, Jen-Chih 2 2016 A strong convergence theorem by the hybrid method for finite families of nonlinear and nonself mappings in a Hilbert space. Zbl 1382.47012 Alsulami, Saud M.; Takahashi, Wataru 1 2016 Weak convergence theorem for an infinite family of demimetric mappings in a Hilbert space. Zbl 1381.47043 Akashi, Shigeo; Takahashi, Wataru 1 2016 Iterative methods for generalized split feasibility problems in Hilbert spaces. Zbl 1326.47099 Takahashi, Wataru; Xu, Hong-Kun; Yao, Jen-Chin 65 2015 The split common null point problem in Banach spaces. Zbl 1458.47034 Takahashi, Wataru 49 2015 The split feasibility problem and the shrinking projection method in Banach spaces. Zbl 1343.47074 Takahashi, Wataru 39 2015 Strong convergence theorems by hybrid methods for the split common null point problem in Banach spaces. Zbl 1344.47049 Takahashi, Wataru; Yao, Jen-Chih 28 2015 Iterative methods for the split feasibility problem in Banach spaces. Zbl 1315.47060 Alsulami, Saud M.; Takahashi, Wataru 9 2015 The split common null point problem in two Banach spaces. Zbl 1336.47059 Takahashi, Wataru 9 2015 The split common null point problem and the shrinking projection method in two Banach spaces. Zbl 1338.47109 Takahashi, Satoru; Takahashi, Wataru 6 2015 Attractive points and Halpern-type strong convergence theorems in Hilbert spaces. Zbl 1323.47078 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 5 2015 The split common null point problem and Halpern-type strong convergence theorem in Hilbert spaces. Zbl 1320.47062 Alofi, A. S.; Alsulami, Saud M.; Takahashi, W. 5 2015 Strong convergence theorems by hybrid methods for the split feasibility problem in Banach spaces. (Strong convegence theorems by hybrid methods for the split feasibility problem in Banach spaces.) Zbl 1326.47077 Alsulami, Saud M.; Latif, Abdul; Takahashi, Wataru 4 2015 The split common fixed point problem and the hybrid method in Banach spaces. Zbl 1338.47093 Hojo, Mayumi; Takahashi, Wataru 4 2015 Strong convergence theorems by hybrid methods for split feasibility problems in Hilbert spaces. Zbl 1336.47062 Alsulami, Saud M.; Latif, Abdul; Takahashi, Wataru 4 2015 Fixed point theorems for generalized hybrid demicontinuous mappings in Hilbert spaces. Zbl 1326.47065 Kawasaki, Toshiharu; Takahashi, Wataru 3 2015 Weakly convergent iterative method for the split common null point problem in Banach spaces. Zbl 1349.47103 Alsulami, Saud M.; Hussain, Nawab; Takahashi, Wataru 3 2015 Attractive point and mean convergence theorems for new generalized nonspreading mappings in Banach spaces. Zbl 1422.47056 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 2 2015 Weak convergence theorems for families of nonlinear mappings with generalized parameters. Zbl 1314.47104 Chuang, Chih-Sheng; Takahashi, Wataru 2 2015 Generalized split feasibility problems and weak convergence theorems in Hilbert spaces. Zbl 1326.47094 Plubtieng, Somyot; Takahashi, Wataru 1 2015 The split feasibility problem in Banach spaces. Zbl 1319.47063 Takahashi, Wataru 42 2014 The split common null point problem for maximal monotone mappings in Hilbert spaces and applications. Zbl 1296.47044 Alsulami, Saud M.; Takahashi, Wataru 21 2014 Attractive point and mean convergence theorems for semigroups of mappings without continuity in Hilbert spaces. Zbl 1318.47076 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 4 2014 Strong convergence of projection methods for Bregman asymptotically quasi-nonexpansive mappings and equilibrium problems in Banach spaces. Zbl 1524.47115 Naraghirad, Eskandar; Takahashi, Wataru; Yao, Jen-Chih 3 2014 Nonlinear ergodic theorem for positively homogeneous nonexpansive mappings in Banach spaces. Zbl 1457.47008 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 2 2014 Weak and strong convergence theorems for commutative families of positively homogeneous nonexpansive mappings in Banach spaces. Zbl 1307.47089 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 2 2014 Nonlinear ergodic theorem for commutative families of positively homogeneous nonexpansive mappings in Banach spaces and applications. Zbl 1483.47090 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 1 2014 Attractive point and mean convergence theorems for semigroups of mappings without continuity in Banach spaces. Zbl 1339.47075 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 1 2014 Strong convergence theorems for maximal and inverse-strongly monotone mappings in Hilbert spaces and applications. Zbl 1292.90297 Takahashi, W. 16 2013 Existence and mean approximation of fixed points of generalized hybrid mappings in Hilbert spaces. Zbl 1269.47041 Kawasaki, Toshiharu; Takahashi, Wataru 12 2013 Halpern’s type iterations with perturbations in Hilbert spaces: equilibrium solutions and fixed points. Zbl 1515.47087 Chuang, Chih-Sheng; Lin, Lai-Jiu; Takahashi, Wataru 10 2013 Weak and strong convergence theorems for semigroups of mappings without continuity in Hilbert spaces. Zbl 1418.47004 Hussain, Nawab; Takahashi, Wataru 9 2013 Nonlinear ergodic theorems without convexity for nonexpansive semigroups in Hilbert spaces. Zbl 1279.47077 Atsushiba, Sachiko; Takahashi, Wataru 7 2013 Fixed point theorems for general contractive mappings with \(w\)-distances in metric spaces. Zbl 1282.54050 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 5 2013 Fixed point theorems for new generalized hybrid mappings in Hilbert spaces and applications. Zbl 1303.47074 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 5 2013 Attractive point theorems for generalized nonspreading mappings in Banach spaces. Zbl 1276.47067 Lin, Lai-Jiu; Takahashi, Wataru 4 2013 Existence and approximation of attractive points of the widely more generalized hybrid mappings in Hilbert spaces. Zbl 1437.47028 Guu, Sy-Ming; Takahashi, Wataru 3 2013 Fixed point theorems for nonlinear non-self mappings in Hilbert spaces and applications. Zbl 1423.47032 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 3 2013 Fixed point theorems and convergence theorems for generalized hybrid non-self mappings in Hilbert spaces. Zbl 1275.47112 Hojo, Mayumi; Suzuki, Takamasa; Takahashi, Wataru 3 2013 Attractive point theorems and ergodic theorems for 2-generalized nonspreading mappings in Banach spaces. Zbl 1266.47081 Lin, Lai-Jiu; Takahashi, Wataru; Yu, Zenn-Tsun 3 2013 Positive stochastic matrices as contraction maps. Zbl 1302.15045 Shih, Mau-Hsiang; Takahashi, Wataru 1 2013 Two generalized strong convergence theorems of Halpern’s type in Hilbert spaces and applications. Zbl 1515.47106 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 48 2012 A general iterative method for hierarchical variational inequality problems in Hilbert spaces and applications. Zbl 1334.47068 Lin, Lai-Jiu; Takahashi, Wataru 22 2012 Generalized retraction and fixed point theorems using Bregman functions in Banach spaces. Zbl 1252.47057 Naraghirad, Eskandar; Takahashi, Wataru; Yao, Jen-Chih 21 2012 Attractive point and weak convergence theorems for new generalized hybrid mappings in Hilbert spaces. Zbl 1272.47068 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 21 2012 Strong convergence theorems for 2-generalized hybrid mappings in Hilbert spaces. Zbl 1295.47081 Hojo, Mayumi; Takahashi, Wataru; Termwuttipong, Imchit 14 2012 Fixed point theorems and convergence theorems for generalized nonspreading mappings in Banach spaces. Zbl 1286.47036 Takahashi, Wataru; Wong, Ngai-Ching; Yao, Jen-Chih 11 2012 Generalized hybrid mappings in Hilbert spaces and Banach spaces. Zbl 1277.47068 Hsu, Ming-Hsiu; Takahashi, Wataru; Yao, Jen-Chih 7 2012 Attractive point theorems and ergodic theorems for nonlinear mappings in Hilbert spaces. Zbl 1269.47038 Lin, Lai-Jiu; Takahashi, Wataru 5 2012 Fixed point theorems for contractively generalized hybrid mappings in complete metric spaces. Zbl 1244.54094 Lin, Lai-Jiu; Takahashi, Wataru; Wang, Sung-Yu 5 2012 Fixed point theorems for single-valued and set-valued mappings on complete metric spaces. Zbl 1278.54027 Chuang, Chih-Sheng; Lin, Lai-Jiu; Takahashi, Wataru 5 2012 ...and 282 more Documents all cited Publications top 5 cited Publications all top 5 Cited by 2,379 Authors 201 Kumam, Poom 148 Yao, Jen-Chih 132 Ceng, Lu-Chuan 125 Takahashi, Wataru 114 Cho, Yeol Je 97 Chang, Shih-Sen 93 Suantai, Suthep 89 Yao, Yonghong 87 Shehu, Yekini 86 Qin, Xiaolong 78 Zegeye, Habtu 77 Mewomo, Oluwatosin Temitope 75 Cholamjiak, Prasit 71 Liou, Yeongcheng 70 Kang, Shin Min 70 Shahzad, Naseer 58 Kangtunyakarn, Atid 58 Su, Yongfu 54 Wen, Chingfeng 53 Reich, Simeon 46 Kim, Jong Kyu 45 Jolaoso, Lateef Olakunle O. 45 Trương Minh Tuyên 45 Wangkeeree, Rabian 44 Latif, Abdul 43 Izuchukwu, Chinedu 42 Chidume, Charles Ejike 42 Song, Yisheng 41 Ansari, Qamrul Hasan 41 Zhou, Haiyun 40 Saejung, Satit 40 Sunthrayuth, Pongsakorn 39 Chen, Rudong 37 Cho, Sun Young 37 Hussain, Nawab 37 Plubtieng, Somyot 37 Xu, Hong-Kun 36 Marino, Giuseppe 35 Dang Van Hieu 35 Dong, Qiaoli 35 Wang, Lin 34 Agarwal, Ravi P. 34 Cai, Gang 34 Du, Wei-Shih 34 Jung, Jong Soo 33 Khan, Abdul Rahim 31 Eslamian, Mohammad 31 Sahu, Daya Ram 30 Fukhar-Ud-Din, Hafiz 30 Lin, Lai-Jiu 30 Ugwunnadi, Godwin Chidi 29 Abbas, Mujahid 29 Cholamjiak, Watcharaporn 29 Dương Việt Thông 28 Ali, Bashir 28 Wei, Li 27 Khan, Safeer Hussain 26 Chuang, Chih-Sheng 26 de la Sen, Manuel 26 Naraghirad, Eskandar 26 Suzuki, Tomonari 25 Iyiola, Olaniyi Samuel 25 Karapınar, Erdal 25 Kimura, Yasunori 24 Alakoya, Timilehin Opeyemi 24 Kazmi, Kaleem Raza 23 Noor, Muhammad Aslam 23 Saewan, Siwaporn 23 Tian, Ming 23 Zaslavski, Alexander Yakovlevich 22 He, Songnian 21 Phuengrattana, Withun 21 Sintunavarat, Wutiphol 20 Chan, Chi Kin 20 Gibali, Aviv 20 Kumam, Wiyada 19 Panyanak, Bancha 19 Postolache, Mihai 19 Wong, Ngai-Ching 18 Aydi, Hassen Mohamed 18 Iiduka, Hideaki 18 Katchang, Phayap 18 Khan, Muhammad Aqeel Ahmad 18 Lê Dung Muu 17 Abass, Hammed Anuoluwapo 17 Abdou, Afrah Ahmad Noan 17 Hu, Changsong 17 Lau, Anthony To-Ming 17 Lee, H. 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