Systems of equilibrium problems with applications to new variants of Ekeland's variational principle, fixed point theorems and parametric optimization problems. - Lai-Jiu Lin 001; Wei-Shih Du (J. Glob. Optim., 2008)

Hybrid inclusion and disclusion systems with applications to equilibria and parametric optimization. - Wei-Shih Du (J. Glob. Optim., 2010)

From an abstract maximal element principle to optimization problems, stationary point theorems and common fixed point theorems. - Lai-Jiu Lin 001; Wei-Shih Du (J. Glob. Optim., 2010)

New cone fixed point theorems for nonlinear multivalued maps with their applications. - Wei-Shih Du (Appl. Math. Lett., 2011)

The Existence of Cone Critical Point and Common Fixed Point with Applications. - Wei-Shih Du (J. Appl. Math., 2011)

On Approximate Coincidence Point Properties and Their Applications to Fixed Point Theory. - Wei-Shih Du (J. Appl. Math., 2012)

New Nonlinear Conditions and Inequalities for the Existence of Coincidence Points and Fixed Points. - Wei-Shih Du; Shao-Xuan Zheng (J. Appl. Math., 2012)

New Optimality Conditions for a Nondifferentiable Fractional Semipreinvex Programming Problem. - Yi-Chou Chen; Wei-Shih Du (J. Appl. Math., 2013)

New Contribution to the Advancement of Fixed Point Theory, Equilibrium Problems, and Optimization Problems. - Wei-Shih Du; Erdal Karapinar; Lai-Jiu Lin 001; Gue Myung Lee; Tamaki Tanaka (J. Appl. Math., 2013)

New Contribution to the Advancement of Fixed Point Theory, Equilibrium Problems, and Optimization Problems 2014. - Wei-Shih Du; Erdal Karapinar; Lai-Jiu Lin 001; Gue Myung Lee (J. Appl. Math., 2015)

Some Inequalities of Čebyšev Type for Conformable k-Fractional Integral Operators. - Feng Qi 001; Gauhar Rahman; Sardar Muhammad Hussain; Wei-Shih Du; Kottakkaran Sooppy Nisar (Symmetry, 2018)

On Maximal Elements with Applications to Abstract Economies, Fixed Point Theory and Eigenvector Problems. - Liang-Ju Chu; Wei-Shih Du (Symmetry, 2019)

A Closed Formula for the Horadam Polynomials in Terms of a Tridiagonal Determinant. - Feng Qi 001; Can Kizilates; Wei-Shih Du (Symmetry, 2019)

Schur-Power Convexity of a Completely Symmetric Function Dual. - Huan-Nan Shi; Wei-Shih Du (Symmetry, 2019)

New Chaotic Systems with Two Closed Curve Equilibrium Passing the Same Point: Chaotic Behavior, Bifurcations, and Synchronization. - Xinhe Zhu; Wei-Shih Du (Symmetry, 2019)

Latent Infectious Capacities of Dengue Fever: Mathematical Modeling and Eco-Friendly Prevention Strategy. - Chung-Chien Hong; Wei-Shih Du; Yu-Hong Ge (Symmetry, 2020)

Existence of Mild Solutions for Multi-Term Time-Fractional Random Integro-Differential Equations with Random Carathéodory Conditions. - Amadou Diop; Wei-Shih Du (Axioms, 2021)

New Generalized Ekeland's Variational Principle, Critical Point Theorems and Common Fuzzy Fixed Point Theorems Induced by Lin-Du's Abstract Maximal Element Principle. - Junjian Zhao; Wei-Shih Du (Axioms, 2021)

On New Generalized Dunkel Type Integral Inequalities with Applications. - Dong-Sheng Wang 009; Huan-Nan Shi; Chun-Ru Fu; Wei-Shih Du (Symmetry, 2021)

On Generalizations of Sampling Theorem and Stability Theorem in Shift-Invariant Subspaces of Lebesgue and Wiener Amalgam Spaces with Mixed-Norms. - Junjian Zhao; Marko Kostic; Wei-Shih Du (Symmetry, 2021)

A Brief Overview and Survey of the Scientific Work by Feng Qi. - Ravi Prakash Agarwal; Erdal Karapinar; Marko Kostic; Jian Cao; Wei-Shih Du (Axioms, 2022)

On a New Integral Inequality: Generalizations and Applications. - Huaping Huang; Wei-Shih Du (Axioms, 2022)

New Inequalities and Generalizations for Symmetric Means Induced by Majorization Theory. - Huan-Nan Shi; Wei-Shih Du (Axioms, 2022)

On the Unique Solvability of Incomplete Cauchy Type Problems for a Class of Multi-Term Equations with the Riemann-Liouville Derivatives. - Vladimir E. Fedorov; Wei-Shih Du; Mikhail M. Turov (Symmetry, 2022)

Proportional Caputo Fractional Differential Inclusions in Banach Spaces. - Abdelkader Rahmani; Wei-Shih Du; Mohammed Taha Khalladi; Marko Kostic; Daniel Velinov (Symmetry, 2022)

Editorial Conclusion for the Special Issue "Fixed Point Theory and Computational Analysis with Applications". - Wei-Shih Du; Alicia Cordero; Huaping Huang; Juan R. Torregrosa (Symmetry, 2023)

Closed-Form Formulas for the nth Derivative of the Power-Exponential Function xx. - Jian Cao; Feng Qi 001; Wei-Shih Du (Symmetry, 2023)

On New Decomposition Theorems for Mixed-Norm Besov Spaces with Ingredient Modulus of Smoothness. - Junjian Zhao; Marko Kostic; Wei-Shih Du (Symmetry, 2023)

Editorial Conclusion for the Special Issue "Special Issue in Honor of the 60th Birthday of Professor Hong-Kun Xu". - Wei-Shih Du; Luigi Muglia; Adrian Petrusel (Axioms, 2023)

On the Study of Pseudo 𝒮-Asymptotically Periodic Mild Solutions for a Class of Neutral Fractional Delayed Evolution Equations. - Naceur Chegloufa; Belkacem Chaouchi; Marko Kostic; Wei-Shih Du (Axioms, 2023)

Two Forms for Maclaurin Power Series Expansion of Logarithmic Expression Involving Tangent Function. - Yue-Wu Li; Feng Qi 001; Wei-Shih Du (Symmetry, 2023)

New Properties and Matrix Representations on Higher-Order Generalized Fibonacci Quaternions with q-Integer Components. - Can Kizilates; Wei-Shih Du; Nazlihan Terzioglu; Ren-Chuen Chen (Axioms, 2024)

New Summation and Integral Representations for 2-Variable (p,q)-Hermite Polynomials. - Nusrat Raza; Mohammed Fadel; Wei-Shih Du (Axioms, 2024)

On q-Hermite Polynomials with Three Variables: Recurrence Relations, q-Differential Equations, Summation and Operational Formulas. - Mohammed Fadel; Nusrat Raza; Wei-Shih Du (Symmetry, 2024)

Editorial Conclusion for the Special Issue "New Theory and Applications of Nonlinear Analysis, Fractional Calculus and Optimization". - Wei-Shih Du (Axioms, 2024)

Some Properties on Normalized Tails of Maclaurin Power Series Expansion of Exponential Function. - Zhi-Hua Bao; Ravi Prakash Agarwal; Feng Qi 001; Wei-Shih Du (Symmetry, 2024)

New Fixed Point Theorems for Generalized Meir-Keeler Type Nonlinear Mappings with Applications to Fixed Point Theory. - Shin-Yi Huang; Wei-Shih Du (Symmetry, 2024)

Preface to the Special Issue "A Themed Issue on Mathematical Inequalities, Analytic Combinatorics and Related Topics in Honor of Professor Feng Qi". - Wei-Shih Du; Ravi Prakash Agarwal; Erdal Karapinar; Marko Kostic; Jian Cao (Axioms, 2024)