Nonlinear Analysis and Convex Analysis
RIMS Workshop, August 29–31, 2022

PROGRAM
Each name ﬂagged with an asterisk is the speaker of the talk.
Aug. 29 (Mon)
10:00–10:10

Masashi Toyoda (Toho University)
Opening Address

10:10–10:40

Hidefumi Kawasaki (Kyushu University)
An n-dimensional intermediate theorem and its application to strategic games

10:40–11:10

Yasunori Kimura (Toho University), Shuta Sudo* (Toho University)
Monotone operators in complete geodesic spaces

11:10–11:40

Yasunori Kimura (Toho University), Tomoya Ogihara* (Toho University)
Resolvents of equilibrium problems in a geodesic space with negative curvature

Lunch
13:00–13:30

Koji Aoyama (Chiba University)
Fixed point theorem for a Meir–Keeler type mapping in a metric space with atransitive relation

13:30–14:00

Sachiko Atsushiba (Tokyo Woman’s Christian University)
Convergence theorems for families of monotone nonexpansive mappings

14:00–14:30

Takashi Honda (Iwate University)
Classiﬁcation of nonlinear projections in a Banach space

14:50–15:20

Yousuke Araya (Akita Prefectural University)
On the complete lattice approach in set optimization problem

15:20–15:50

Premyuda Dechboon*, Tamaki Tanaka (Niigata University)
Generalized cone-continuity of set-valued maps with scalarization

15:50–16:20

Longrio Platil (Niigata University), Tamaki Tanaka (Niigata University)
A generalization of fuzzy-set relations for intuitionistic fuzzy sets

Aug. 30 (Tue)10:00–10:30

Yasunori Kimura (Toho University), Kazuya Sasaki* (Toho University)
A convex combination on geodesic spaces

10:30–11:00

Yasunori Kimura (Toho University), Tomoki Oguchi* (Toho University)
An approximation theorem to a solution to an equilibrium problem in completeCAT(1) spaces

11:00–11:30

Haruto Itagaki* (Toho University), Yasunori Kimura (Toho University)
Approximation of solutions for an equilibrium problem with a projection method
in a geodesic spaceLunch13:00–13:30

Hiroyasu Mizuguchi (Kansai University)
On the upper bound of a geometric constant and von Neumann-Jordan constantin Radon planes

13:30–14:00

Yasunori Kimura (Toho University)
Comparison of convergence theorems in a complete geodesic space

14:00–14:30

Yasunori Kimura (Toho University), Kenzi Satô* (Tamagawa University)
The sum of powered distances from vertices or edges of a triangle

14:50–15:20

Kenjiro Yanagi (Josai University)
Reﬁnements of bounds for entropy and relative entropy and their applications

15:20–15:50

Takanori Ibaraki (Yokohama National University), Shunsuke Kajiba* (YokohamaNational University), Yukio Takeuchi (Takahashi Institute for Nonlinear Analysis)
A weak convergence theorem for common ﬁxed points of commutative two nonlinear mappings

15:50–16:20

Mitsuhiro Hoshino (Akita Prefectural University)
On dot product type learning and closed class of states in SOM

Aug. 31 (Wed)10:00–10:30

Yuto Ogata (Kanazawa-Gakuin University)
Robustness of multi-valued optimization problems via set relations

10:30–11:00

Syuuji Yamada (Niigata University)
Improvement of a Hessian matrix approximation method in DC programming

11:00–11:30

Toshikazu Watanabe (Tokyo University of Information Sciences)
Common ﬁxed point theorems for Asymptotic Mappings in complete metric spaces

11:30–12:00

Masashi Toyoda (Toho University)
Fixed point theorem in a spherically complete ball space