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 Welcome to the official website for Professor Dr. Wei-Shih Du !!

Wei-Shih Du is a Full Professor of Mathematics at the Department of Mathematics, National Kaohsiung Normal University, Kaohsiung, Taiwan. He received the Ph.D. degree from National Changhua University of Education, Changhua, Taiwan, in 2007. His main research interests include nonlinear analysis and its applications, fixed point theory and its applications, variational principles and inequalities, iterative methods for nonlinear mappings, optimization theory, equilibrium problems and fractional calculus theory.

What's News!

(3). This e-book is a printed edition of the Special Issue Special Issue in Honor of the 60th Birthday of Professor Hong-Kun Xu that was published in Axioms!

https://www.mdpi.com/books/reprint/9241-special-issue-in-honor-of-the-60th-birthday-of-professor-hong-kun-xu

(2). This e-book is a printed edition of the Special Issue A Themed Issue on Mathematical Inequalities, Analytic Combinatorics and Related Topics in Honor of Professor Feng Qi that was published in Axioms!

https://www.mdpi.com/books/book/8076

(1). This e-book is a printed edition of the Special Issue Nonlinear Analysis and Optimization with Applications that was published in Axioms!

https://www.mdpi.com/books/book/4843-nonlinear-analysis-and-optimization-with-applications  

My Special Issues Invitation:

(New!) (1). Special Issue "Advanced Theories and Novel Methods for Nonlinear Analysis, Optimization and Applications" in Mathematics (Deadline for manuscript submissions:  31 December 2024)

https://www.mdpi.com/journal/mathematics/special_issues/G21K0WLUPY

(New!) (2). Special Issue "Symmetry in Nonlinear Analysis and Boundary Value Problems" in Symmetry (Deadline for manuscript submissions:  31 December 2024)

https://www.mdpi.com/journal/symmetry/special_issues/Nonlinear_Analysis_Boundary_Value_Problems

(New!) (3). Special Issue "Symmetry and Asymmetry in Fixed Point Theory and Computational Analysis" in Symmetry (Deadline for manuscript submissions:  31 December 2024)

https://www.mdpi.com/journal/symmetry/special_issues/Fixed_Point_Computational_II

(New!) (4). Special Issue "Symmetry and Asymmetry in Nonlinear Analysis, Optimization and Related Topics" in Symmetry (Deadline for manuscript submissions:  31 August 2024)

https://www.mdpi.com/journal/symmetry/special_issues/058CH543W2

(New!) (5). Special Issue " Special Issue in Honor of the 65th Birthday of Dr. Alexander J. Zaslavski" in Optimization (Deadline for manuscript submissions:  30 June 2024)

https://www.tandfonline.com/action/authorSubmission?show=instructions&journalCode=gopt20

(New!) (6). Special Issue "New Theory and Applications of Nonlinear Analysis, Fractional Calculus and Optimization" in Axioms (Deadline for manuscript submissions:  30 April 2024)

https://www.mdpi.com/journal/axioms/special_issues/J93COO0KLN  

(New!) (7). Special Issue "Fractional Calculus and Nonlinear Analysis: Theory and Applications" in Fractal and Fractional (Deadline for manuscript submissions:  15 July 2024)

https://www.mdpi.com/journal/fractalfract/special_issues/H1NR6T3B76  

(New!) (8). Special Issue "Advances in Nonlinear Analysis, Analytic Number Theory, and Mathematical Inequalities" in Mathematics (Deadline for manuscript submissions:  30 June 2024)

https://www.mdpi.com/journal/mathematics/special_issues/Nonlinear_Anal_Number_Inequal  

International Conference and Workshop on 

Applied Nonlinear Analysis 

(ICWANA2024)

August 6-8, 2024

Web site address: 

https://icwana2024.wordpress.com/

The 5th International Congress on Natural Sciences 

with Sisterhood Universities

(ICNS 2024)

September 26-28, 2024

Web site address: 

https://www.sc.niigata-u.ac.jp/ICNS2024/index.html

佳   句： 

(1). 世界上路很多，不一定要做學問，做個好人，就值了人生。

(2). 凡你能說的，你說清楚；凡你不能說清楚的，留給沉默。