Sotiris K. Ntouyas

56 papers Journal 56
YearRankTypeTitle / Venue / Authors
2025 J jnl
Coupled System of (k, ψ)-Hilfer and (k, ψ)-Caputo Sequential Fractional Differential Equations with Non-Separated Boundary Conditions.
Axioms
Furkan Erkan, Nuket Aykut Hamal, Sotiris K. Ntouyas, Jessada Tariboon, Phollakrit Wongsantisuk
2025 J jnl
Multiplicatively Trigonometric Convex Functions for Hermite-Hadamard-Type Inequalities.
Symmetry
Serap Özcan, Sina Etemad, Sotiris K. Ntouyas, Jessada Tariboon
2025 J jnl
On the Existence of (p,q)-Solutions for the Post-Quantum Langevin Equation: A Fixed-Point-Based Approach.
Axioms
Mohammed Jasim Mohammed, Ali Ghafarpanah, Sina Etemad, Sotiris K. Ntouyas, Jessada Tariboon
2025 J jnl
Well-Posedness of Cauchy-Type Problems for Nonlinear Implicit Hilfer Fractional Differential Equations with General Order in Weighted Spaces.
Symmetry
Jakgrit Sompong, Samten Choden, Ekkarath Thailert, Sotiris K. Ntouyas
2024 J jnl
Fractional Sequential Coupled Systems of Hilfer and Caputo Integro-Differential Equations with Non-Separated Boundary Conditions.
Axioms
Ayub Samadi, Sotiris K. Ntouyas, Jessada Tariboon
2024 J jnl
Fractional p-Laplacian Coupled Systems with Multi-Point Boundary Conditions.
Axioms
Ayub Samadi, Sotiris K. Ntouyas, Jessada Tariboon
2024 J jnl
On the Generalized Hilfer Fractional Coupled Integro-Differential Systems with Multi-Point Ordinary and Fractional Integral Boundary Conditions.
Axioms
Chayapat Sudprasert, Sotiris K. Ntouyas, Bashir Ahmad, Ayub Samadi, Jessada Tariboon
2024 J jnl
Right Quantum Calculus on Finite Intervals with Respect to Another Function and Quantum Hermite-Hadamard Inequalities.
Axioms
Asawathep Cuntavepanit, Sotiris K. Ntouyas, Jessada Tariboon
2023 J jnl
A Comprehensive Review on the Fejér-Type Inequality Pertaining to Fractional Integral Operators.
Axioms
Muhammad Tariq, Sotiris K. Ntouyas, Asif Ali Shaikh
2023 J jnl
A Mathematical Theoretical Study of a Coupled Fully Hybrid (k, Φ)-Fractional Order System of BVPs in Generalized Banach Spaces.
Symmetry
Abdellatif Boutiara, Sina Etemad, Sabri T. M. Thabet, Sotiris K. Ntouyas, Shahram Rezapour, Jessada Tariboon
2023 J jnl
On a Coupled Differential System Involving (k, ψ)-Hilfer Derivative and (k, ψ)-Riemann-Liouville Integral Operators.
Axioms
Ayub Samadi, Sotiris K. Ntouyas, Bashir Ahmad, Jessada Tariboon
2023 J jnl
Some Hadamard-Type Integral Inequalities Involving Modified Harmonic Exponential Type Convexity.
Axioms
Asif Ali Shaikh, Evren Hincal, Sotiris K. Ntouyas, Jessada Tariboon, Muhammad Tariq
2023 J jnl
Some New Fractional Hadamard and Pachpatte-Type Inequalities with Applications via Generalized Preinvexity.
Symmetry
Muhammad Tariq, Asif Ali Shaikh, Sotiris K. Ntouyas
2023 J jnl
Some Refinements of Hermite-Hadamard Type Integral Inequalities Involving Refined Convex Function of the Raina Type.
Axioms
Muhammad Tariq, Soubhagya Kumar Sahoo, Sotiris K. Ntouyas
2023 J jnl
Systems of Sequential ψ1-Hilfer and ψ2-Caputo Fractional Differential Equations with Fractional Integro-Differential Nonlocal Boundary Conditions.
Symmetry
Surang Sitho, Sotiris K. Ntouyas, Chayapat Sudprasert, Jessada Tariboon
2022 J jnl
Existence Results for Nonlinear Coupled Hilfer Fractional Differential Equations with Nonlocal Riemann-Liouville and Hadamard-Type Iterated Integral Boundary Conditions.
Symmetry
Sunisa Theswan, Sotiris K. Ntouyas, Bashir Ahmad, Jessada Tariboon
2022 J jnl
Multi-Point Boundary Value Problems for (k, ϕ)-Hilfer Fractional Differential Equations and Inclusions.
Axioms
Jessada Tariboon, Ayub Samadi, Sotiris K. Ntouyas
2022 J jnl
New Fractional Integral Inequalities Pertaining to Caputo-Fabrizio and Generalized Riemann-Liouville Fractional Integral Operators.
Axioms
Muhammad Tariq, Omar Mutab Alsalami, Asif Ali Shaikh, Kamsing Nonlaopon, Sotiris K. Ntouyas
2022 J jnl
On (k, ψ)-Hilfer Fractional Differential Equations and Inclusions with Mixed (k, ψ)-Derivative and Integral Boundary Conditions.
Axioms
Sotiris K. Ntouyas, Bashir Ahmad, Cholticha Nuchpong, Jessada Tariboon
2022 J jnl
On a Nonlocal Coupled System of Hilfer Generalized Proportional Fractional Differential Equations.
Symmetry
Ayub Samadi, Sotiris K. Ntouyas, Jessada Tariboon
2022 J jnl
Some Hermite-Hadamard and Hermite-Hadamard-Fejér Type Fractional Inclusions Pertaining to Different Kinds of Generalized Preinvexities.
Symmetry
Muhammad Tariq, Soubhagya Kumar Sahoo, Sotiris K. Ntouyas, Omar Mutab Alsalami, Asif Ali Shaikh, Kamsing Nonlaopon
2022 J jnl
Some New Integral Inequalities Involving Fractional Operator with Applications to Probability Density Functions and Special Means.
Axioms
Bibhakar Kodamasingh, Soubhagya Kumar Sahoo, Wajid Ali Shaikh, Kamsing Nonlaopon, Sotiris K. Ntouyas, Muhammad Tariq
2022 J jnl
Some New Refinements of Trapezium-Type Integral Inequalities in Connection with Generalized Fractional Integrals.
Axioms
Muhammad Tariq, Soubhagya Kumar Sahoo, Sotiris K. Ntouyas, Omar Mutab Alsalami, Asif Ali Shaikh, Kamsing Nonlaopon
2021 J jnl
Approximate Solutions of an Extended Multi-Order Boundary Value Problem by Implementing Two Numerical Algorithms.
Symmetry
Surang Sitho, Sina Etemad, Brahim Tellab, Shahram Rezapour, Sotiris K. Ntouyas, Jessada Tariboon
2021 J jnl
Fractional (p, q)-Calculus on Finite Intervals and Some Integral Inequalities.
Symmetry
Pheak Neang, Kamsing Nonlaopon, Jessada Tariboon, Sotiris K. Ntouyas
2021 J jnl
Hermite-Hadamard Inclusions for Co-Ordinated Interval-Valued Functions via Post-Quantum Calculus.
Symmetry
Jessada Tariboon, Muhammad Aamir Ali, Hüseyin Budak, Sotiris K. Ntouyas
2021 J jnl
Non-Instantaneous Impulsive Boundary Value Problems Containing Caputo Fractional Derivative of a Function with Respect to Another Function and Riemann-Stieltjes Fractional Integral Boundary Conditions.
Axioms
Suphawat Asawasamrit, Yasintorn Thadang, Sotiris K. Ntouyas, Jessada Tariboon
2021 J jnl
On (p, q)-Analogues of Laplace-Typed Integral Transforms and Applications.
Symmetry
Sansumpan Jirakulchaiwong, Kamsing Nonlaopon, Jessada Tariboon, Sotiris K. Ntouyas, Hwajoon Kim
2021 J jnl
On Fejér Type Inequalities via (p, q)-Calculus.
Symmetry
Nuttapong Arunrat, Keaitsuda Maneeruk Nakprasit, Kamsing Nonlaopon, Jessada Tariboon, Sotiris K. Ntouyas
2021 J jnl
On Some New Inequalities of Hermite-Hadamard Midpoint and Trapezoid Type for Preinvex Functions in p, q-Calculus.
Symmetry
Ifra Bashir Sial, Muhammad Aamir Ali, Ghulam Murtaza, Sotiris K. Ntouyas, Jarunee Soontharanon, Thanin Sitthiwirattham
2021 J jnl
On Some New Trapezoidal Type Inequalities for Twice (p, q) Differentiable Convex Functions in Post-Quantum Calculus.
Symmetry
Thanin Sitthiwirattham, Ghulam Murtaza, Muhammad Aamir Ali, Sotiris K. Ntouyas, Muhammad Adeel, Jarunee Soontharanon
2021 J jnl
Separate Fractional (p, q)-Integrodifference Equations via Nonlocal Fractional (p, q)-Integral Boundary Conditions.
Symmetry
Thongchai Dumrongpokaphan, Sotiris K. Ntouyas, Thanin Sitthiwirattham
2021 J jnl
Sequential Riemann-Liouville and Hadamard-Caputo Fractional Differential Equation with Iterated Fractional Integrals Conditions.
Axioms
Sotiris K. Ntouyas, Surang Sitho, Teerasak Khoployklang, Jessada Tariboon
2021 J jnl
Sequential Riemann-Liouville and Hadamard-Caputo Fractional Differential Systems with Nonlocal Coupled Fractional Integral Boundary Conditions.
Axioms
Chanakarn Kiataramkul, Weera Yukunthorn, Sotiris K. Ntouyas, Jessada Tariboon
2021 J jnl
Some Parameterized Quantum Midpoint and Quantum Trapezoid Type Inequalities for Convex Functions with Applications.
Entropy
Suphawat Asawasamrit, Muhammad Aamir Ali, Sotiris K. Ntouyas, Jessada Tariboon
2020 J jnl
Differential and Difference Equations: A Themed Issue Dedicated to Prof. Hari M. Srivastava on the Occasion of His 80th Birthday.
Axioms
Sotiris K. Ntouyas
2020 J jnl
Existence Results for Nonlocal Multi-Point and Multi-Term Fractional Order Boundary Value Problems.
Axioms
Bashir Ahmad, Najla Alghamdi, Ahmed Alsaedi, Sotiris K. Ntouyas
2020 J jnl
Existence Results for a Nonlocal Coupled System of Differential Equations Involving Mixed Right and Left Fractional Derivatives and Integrals.
Symmetry
Sotiris K. Ntouyas, Abrar Broom, Ahmed Alsaedi, Tareq Saeed, Bashir Ahmad
2020 J jnl
Nonlocal Fractional Boundary Value Problems Involving Mixed Right and Left Fractional Derivatives and Integrals.
Axioms
Ahmed Alsaedi, Abrar Broom, Sotiris K. Ntouyas, Bashir Ahmad
2019 J jnl
Existence Theory for Nonlinear Third-Order Ordinary Differential Equations with Nonlocal Multi-Point and Multi-Strip Boundary Conditions.
Symmetry
Ahmed Alsaedi, Mona Alsulami, Hari M. Srivastava, Bashir Ahmad, Sotiris K. Ntouyas
2018 J jnl
Coupled Systems of Sequential Caputo and Hadamard Fractional Differential Equations with Coupled Separated Boundary Conditions.
Symmetry
Suphawat Asawasamrit, Sotiris K. Ntouyas, Jessada Tariboon, Woraphak Nithiarayaphaks
2018 J jnl
Fractional differential equations involving generalized derivative with Stieltjes and fractional integral boundary conditions.
Appl. Math. Lett.
Bashir Ahmad, Madeaha Alghanmi, Sotiris K. Ntouyas, Ahmed Alsaedi
2018 J jnl
Generalized Liouville-Caputo Fractional Differential Equations and Inclusions with Nonlocal Generalized Fractional Integral and Multipoint Boundary Conditions.
Symmetry
Ahmed Alsaedi, Madeaha Alghanmi, Bashir Ahmad, Sotiris K. Ntouyas
2017 J jnl
A Study of nonlinear fractional-order boundary Value Problem with nonlocal Erdelyi-Kober and generalized Riemann-Liouville Type integral boundary conditions.
Math. Model. Anal.
Bashir Ahmad, Sotiris K. Ntouyas, Jessada Tariboon, Ahmed Alsaedi
2017 J jnl
Solvability of a Coupled System of Fractional Differential Equations with Nonlocal and Integral Boundary Conditions.
Fundam. Informaticae
Bashir Ahmad, Sotiris K. Ntouyas, Ahmed Alsaedi, Aatef Hobiny
2016 J jnl
A study of mixed Hadamard and Riemann-Liouville fractional integro-differential inclusions via endpoint theory.
Appl. Math. Lett.
Bashir Ahmad, Sotiris K. Ntouyas, Jessada Tariboon
2016 J jnl
Impulsive fractional q-integro-difference equations with separated boundary conditions.
Appl. Math. Comput.
Bashir Ahmad, Sotiris K. Ntouyas, Jessada Tariboon, Ahmed Alsaedi, Hamed H. Alsulami
2016 J jnl
Quantum Difference Langevin System with Nonlocal q-Derivative Conditions.
Int. J. Math. Math. Sci.
Surang Sitho, Sorasak Laoprasittichok, Sotiris K. Ntouyas, Jessada Tariboon
2015 J jnl
Existence results for a coupled system of Caputo type sequential fractional differential equations with nonlocal integral boundary conditions.
Appl. Math. Comput.
Bashir Ahmad, Sotiris K. Ntouyas
2015 J jnl
On the existence of solutions for fractional differential inclusions with sum and integral boundary conditions.
Appl. Math. Comput.
Sotiris K. Ntouyas, Sina Etemad
2014 J jnl
Approximating solutions of nonlinear hybrid differential equations.
Appl. Math. Lett.
Bapurao C. Dhage, Shyam B. Dhage, Sotiris K. Ntouyas
2014 J jnl
Boundary Value Problems for Fractional Differential Equations with Fractional Multiterm Integral Conditions.
J. Appl. Math.
Jessada Tariboon, Sotiris K. Ntouyas, Arisa Singubol
2014 J jnl
Some New Riemann-Liouville Fractional Integral Inequalities.
Int. J. Math. Math. Sci.
Jessada Tariboon, Sotiris K. Ntouyas, Weerawat Sudsutad
2013 J jnl
Three-Point Boundary Value Problems of Nonlinear Second-Order q-Difference Equations Involving Different Numbers of q.
J. Appl. Math.
Thanin Sitthiwirattham, Jessada Tariboon, Sotiris K. Ntouyas
2010 J jnl
On initial and boundary value problems for fractional order mixed type functional differential inclusions.
Comput. Math. Appl.
Mohamed Abdalla Darwish, Sotiris K. Ntouyas
2002 J jnl
Impulsive neutral functional differential inclusions in Banach spaces.
Appl. Math. Lett.
Mouffak Benchohra, Johnny Henderson, Sotiris K. Ntouyas