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A Study on the Extension of Napoleon’s Theorem for Convex Hexagons
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2024
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M. Choi
Wei An
Moshe Kam
Gwang Hui Kim
Saehyeon Mun
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Superstability of the $ p $-power-radical functional equation related to sine function equation
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2023
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hye Jeang Hwang
Gwang Hui Kim
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Superstability of the $p$-radical functional equations related to Wilson's and Kim's equation
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2021
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Gwang Hui Kim
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Fixed Points and Quadratic $\rho$-Functional Inequalities in Banach Spaces
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2020
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Gang Lü
Gwang Hui Kim
Choonkil Park
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ON THE HYPERSTABILITY OF p-RADICAL FUNCTIONAL EQUATION RELATED TO CUBIC MAPPING IN ULTRAMETRIQUE BANACH SPACE
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2020
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Rachid El Ghali
Samir Kabbaj
Gwang Hui Kim
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On the Stability of the Generalized Psi Functional Equation
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2020
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Gwang Hui Kim
Themistocles M. Rassias
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Superstability and Solution of The Pexiderized Trigonometric Functional Equation
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2020
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Gwang Hui Kim
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Hilbert–Schmidt Frames: Duality, Weaving and Stability
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2020
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Mehdi Choubin
Mohammadbagher Ghaemi
Gwang Hui Kim
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Stability of an additive-quadratic-quartic functional equation
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2020
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Gwang Hui Kim
Yang-Hi Lee
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Generalized Hyers–Ulam Stability of the Additive Functional Equation
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2019
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Yang-Hi Lee
Gwang Hui Kim
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SUPERSTABILITY OF A GENERALIZED TRIGONOMETRIC FUNCTIONAL EQUATION
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2019
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Gwang Hui Kim
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On the hyperstability of Jensen functional equation in 2-Banach spaces
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2019
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Muaadh Almahalebi
Samir Kabbaj
Gwang Hui Kim
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Generalized Hyers-Ulam Stability of the Pexider Functional Equation
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2019
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Yang-Hi Lee
Gwang Hui Kim
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Hyperstability and Stability of a Logarithm-type Functional Equation
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2019
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Young Whan Lee
Gwang Hui Kim
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The stability of a generalized trigonometric functional equation
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2019
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Gwang Hui Kim
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Stability and hyperstability of a quadratic functional equation and a characterization of inner product spaces
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2018
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Gwang Hui Kim
Iz‐iddine EL‐Fassi
Choonkil Park
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APPROXIMATELY QUADRATIC MAPPINGS IN NON-ARCHIMEDEAN FUZZY NORMED SPACES
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2018
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Gwang Hui Kim
Hwan-Yong Shin
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ANOTHER FUNCTIONAL EQUATION WITH INVOLUTION RELATED TO THE COSINE FUNCTION
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2018
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Gwang Hui Kim
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A FIXED POINT APPROACH TO HYPERSTABILITY OF CAUCHY-JENSEN FUNCTIONAL EQUATIONS IN NON-ARCHIMEDEAN SPACES
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2017
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Muaadh Almahalebi
Gwang Hui Kim
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STABILITY OF PEXIDERIZED FOUR-VARIABLE FUNCTIONAL EQUATIONS: A FIXED POINT APPROACH
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2017
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Gwang Hui Kim
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Hyperstability of a quadratic functional equation on abelian group and inner product spaces
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2016
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Iz‐iddine EL‐Fassi
Gwang Hui Kim
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A FIXED POINT APPROACH TO THE STABILITY OF THE FUNCTIONAL EQUATION RELATED TO DISTANCE MEASURES
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2016
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Hwan-Yong Shiny
Gwang Hui Kim
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STABILITY OF THE D'ALEMBERT TYPE FUNCTIONAL EQUATIONS
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2016
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Gwang Hui Kim
Sang-Han Lee
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PDF
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Superstability of Pexiderized functional equations arising from distance measures
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2016
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Gwang Hui Kim
Young Whan Lee
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PDF
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Superstability of the functional equation related to distance measures
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2015
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Young Whan Lee
Gwang Hui Kim
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SUPERSTABILITY OF THE DIFFERENCE-FORM FUNCTIONAL EQUATIONS RELATED TO MEASURES
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2015
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Gwang Hui Kim
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GENERALIZED HYERS-ULAM STABILITY OF CUBIC TYPE FUNCTIONAL EQUATIONS IN NORMED SPACES
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2015
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Gwang Hui Kim
Hwan-Yong Shin
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SOME CHARACTERIZATIONS OF CHARACTER AMENABLE BANACH ALGEBRAS
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2015
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M. Eshaghi Gordji
Ali Jabbari
Gwang Hui Kim
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Stability of a Pexider type functional equation related to distance measures
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2015
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Gwang Hui Kim
Prasanna K. Sahoo
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Superstability of a Pexider-type trigonometric functional equation in normed algebras
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2015
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Iz‐iddine EL‐Fassi
Samir Kabbaj
Gwang Hui Kim
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Superstability of the functional equation with a cocycle related to distance measures
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2014
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Young Whan Lee
Gwang Hui Kim
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Superstability of an Exponential Equation in $${{C^*}}$$ C ∗ -Algebras
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2014
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Gwang Hui Kim
Choonkil Park
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Pata contractions and coupled type fixed points
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2014
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Madjid Eshaghi
Samad Mohseni
M. Rostamian Delavar
Manuel De la Sen
Gwang Hui Kim
Asma Arian
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Superstability of the difference-form equations with a cocycle related to distance measures
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2014
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Gwang Hui Kim
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Superstability of the difference-form functional equations related to distance measures
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2013
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Gwang Hui Kim
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SUPERSTABILITY OF THE GENERALIZED PEXIDER TYPE EXPONENTIAL EQUATION IN ABELIAN GROUP
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2012
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Gwang Hui Kim
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PDF
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SUPERSTABILITY OF THE GENERALIZED PEXIDER TYPE EXPONENTIAL EQUATION IN ABELIAN GROUP
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2012
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Gwang Hui Kim
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Orthogonally additive-additive and orthogonally quadratic-quadratic functional equation in orthogonality spaces
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2012
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Choonkil Park
Gwang Hui Kim
Jung Rye Lee
Dong Yun Shin
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Common fixed point theorems for (ψ, φ)-weak nonlinear contraction in partially ordered sets
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2012
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M. Eshaghi Gordji
Hamid Baghani
Gwang Hui Kim
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A pexider difference for a pexider functional equation
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2012
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Abbas Najati
S. Ostadbashi
Gwang Hui Kim
Sooran Mahmoudfakhe
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ON THE SUPERSTABILITY OF THE PEXIDER TYPE SINE FUNCTIONAL EQUATION
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2012
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Gwang Hui Kim
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A Fixed Point Theorem for Contraction Type Maps in Partially Ordered Metric Spaces and Application to Ordinary Differential Equations
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2012
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M. Eshaghi Gordji
Hamid Baghani
Gwang Hui Kim
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Approximate <i>n</i>‐Lie Homomorphisms and Jordan <i>n</i>‐Lie Homomorphisms on <i>n</i>‐Lie Algebras
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2012
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M. Eshaghi Gordji
Gwang Hui Kim
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Nearly Radical Quadratic Functional Equations in<i>p</i>-2-Normed Spaces
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2012
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M. Eshaghi Gordji
H. Khodaei
Ali Ebadian
Gwang Hui Kim
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Nearly Quadratic Mappings over<mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:mi>p</mml:mi></mml:math>-Adic Fields
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2012
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M. Eshaghi Gordji
H. Khodaei
Gwang Hui Kim
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On the Stability Problem in Fuzzy Banach Space
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2012
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G. Zamani Eskandani
P. Găvruţa
Gwang Hui Kim
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Bounded Approximate Identities in Ternary Banach Algebras
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2012
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M. Eshaghi Gordji
Ali Jabbari
Gwang Hui Kim
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PDF
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Approximation of Mixed-Type Functional Equations in Menger PN-Spaces
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2012
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M. Eshaghi Gordji
H. Khodaei
Y. W. Lee
Gwang Hui Kim
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Nearly Derivations on Banach Algebras
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2012
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M. Eshaghi Gordji
H. Khodaei
Gwang Hui Kim
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PDF
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Solution and Hyers-Ulam-Rassias Stability of Generalized Mixed Type Additive-Quadratic Functional Equations in Fuzzy Banach Spaces
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2012
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M. Eshaghi Gordji
Hassan Azadi Kenary
Hamid Rezaei
Y. W. Lee
Gwang Hui Kim
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Nearly Quadratic <i>n</i>‐Derivations on Non‐Archimedean Banach Algebras
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2012
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M. Eshaghi Gordji
Badrkhan Alizadeh
Young Whan Lee
Gwang Hui Kim
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Hyers-Ulam Stability of a Differential Equation of Third Order
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2012
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Mohammad Reza Abdollahpour
Abbas Najati
Gwang Hui Kim
Giheung-gu Yongin
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PDF
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Superstability of approximate d'Alembert harmonic functions
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2011
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Hark-Mahn Kim
Gwang Hui Kim
Mi Hyun Han
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ON THE SUPERSTABILITY OF THE GENERALIZED SINE FUNCTIONAL EQUATIONS
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2011
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Mi Hyun Han
Gwang Hui Kim
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PDF
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ON THE SUPERSTABILITY OF THE GENERALIZED SINE FUNCTIONAL EQUATIONS
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2011
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Mi Hyun Han
Gwang Hui Kim
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PDF
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STABILITY OF THE LOBACEVSKI EQUATION
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2011
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Gwang Hui Kim
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Stability of some functional equations related to distance measures—I
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2011
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Gwang Hui Kim
Prasanna K. Sahoo
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PDF
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Stability of the Pexiderized Lobacevski Equation
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2011
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Gwang Hui Kim
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PDF
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Generalized Hyers‐Ulam Stability of the Second‐Order Linear Differential Equations
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2011
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A. Javadian
E. Sorouri
Gwang Hui Kim
M. Eshaghi Gordji
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Stability and Superstability of Generalized (, )-Derivations in Non-Archimedean Algebras: Fixed Point Theorem via the Additive Cauchy Functional Equation
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2011
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M. Eshaghi Gordji
Mohammad Bagher Ghaemi
Gwang Hui Kim
Badrkhan Alizadeh
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PDF
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On Pexider Differences in Topological Vector Spaces
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2011
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Abbas Najati
Mohammad Reza Abdollahpour
Gwang Hui Kim
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PDF
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Hyers-Ulam Stability of a Bi-Jensen Functional Equation on a Punctured Domain
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2010
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Gwang Hui Kim
Yang-Hi Lee
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Stability of a functional equation related to distance measures - II
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2010
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Gwang Hui Kim
Prasanna K. Sahoo
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PDF
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On the Superstability of the Pexider Type Trigonometric Functional Equation
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2010
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Gwang Hui Kim
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ON THE SUPERSTABILITY OF SOME PEXIDER TYPE FUNCTIONAL EQUATION II
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2010
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Gwang Hui Kim
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Approximate gamma–beta type functions
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2009
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Young Whan Lee
Gwang Hui Kim
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On the Superstability Related with the Trigonometric Functional Equation
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2009
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Gwang Hui Kim
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On the stability of the generalized sine functional equations
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2008
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Gwang Hui Kim
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Boundedness of approximate trigonometric functions
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2008
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Gwang Hui Kim
Young Whan Lee
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On the stability of the pexiderized trigonometric functional equation
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2008
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Gwang Hui Kim
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On the Hyers-Ulam Stability of a bi-Jensen Functional Equation
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2008
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Gwang Hui Kim
Yang-Hi Lee
Dal-Won Park
Theodore E. Simos
George Maroulis
George Psihoyios
Ch. Tsitouras
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THE STABILITY OF PEXIDERIZED COSINE FUNCTIONAL EQUATIONS
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2008
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Gwang Hui Kim
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ON THE STABILITY OF PEXIDER TYPE TRIGONOMETRIC FUNCTIONAL EQUATIONS
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2008
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Gwang Hui Kim
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SOLUTION AND STABILITY OF AN EXPONENTIAL TYPE FUNCTIONAL EQUATION
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2008
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Young-Whan Lee
Gwang Hui Kim
Jaeha Lee
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On a bi-Pexider Functional Equation and its Stability
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2007
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Gwang Hui Kim
Yang-Hi Lee
Dal-Won Park
Theodore E. Simos
George Psihoyios
Ch. Tsitouras
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On the Stability of Trigonometric Functional Equations
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2007
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Gwang Hui Kim
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PDF
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On the stability of mixed trigonometric functional equations
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2007
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Gwang Hui Kim
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Research Article On the Stability of Trigonometric Functional Equations
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2007
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Gwang Hui Kim
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A generalization of Hyers-Ulam-Rassias stability of the G-functional equation
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2007
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Gwang Hui Kim
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ON THE STABILITY OF THE COSINE TYPE FUNCTIONAL EQUATION
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2007
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Gwang Hui Kim
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A stability of the generalized sine functional equations
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2006
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Gwang Hui Kim
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The stability of d'Alembert and Jensen type functional equations
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2006
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Gwang Hui Kim
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On the stability of generalized d'Alembert and Jensen functional equations
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2006
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Gwang Hui Kim
Sever S Dragomir
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ON THE STABILITY OF FUNCTIONAL EQUATIONS IN n-VARIABLES AND ITS APPLICATIONS
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2005
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Gwang Hui Kim
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Addendum to ‘On the stability of functional equations on square-symmetric groupoid’
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2005
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Gwang Hui Kim
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ON THE STABILITY OF THE GENERALIZED G-TYPE FUNCTIONAL EQUATIONS
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2005
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Gwang Hui Kim
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On the stability of functional equations on a square-symmetric groupoid
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2004
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Gwang Hui Kim
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On the Hyers–Ulam–Rassias stability of functional equations in n-variables
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2004
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Gwang Hui Kim
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Analytic solutions of an iterative functional differential equation
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2003
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Jianguo Si
Weinian Zhang
Gwang Hui Kim
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On the stability of homogeneous functional equations with degree t and n-variables
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2003
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Gwang Hui Kim
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HYERS-ULAM STABILITY OF HOMOGENEOUS FUNCTIONAL EQUATIONS
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2002
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Kyoo-Hong Park
Gwang Hui Kim
Young Whan Lee
Chang‐Ho Choi
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CONTINUITY AND SUPERSTABILITY OF JORDAN MAPPINGS
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2002
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Young Whan Lee
Gwang Hui Kim
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Notes on stability of the generalized gamma functional equation
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2002
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Gwang Hui Kim
Bing Xu
Weinian Zhang
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A generalization of the Hyers--Ulam--Rassias stability of the beta functional equation
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2001
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Gwang Hui Kim
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PDF
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On the stability of the quadratic mapping in normed spaces
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2001
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Gwang Hui Kim
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PDF
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On the Stability of Functional Equations with Square-Symmetric Operation
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2001
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Gwang Hui Kim
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MODIFIED HYERS-ULAM-RASSIAS STABILITY OF FUNCTIONAL EQUATIONS WITH SQUARE-SYMMETRIC OPERATION
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2001
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Gwang Hui Kim
Young-Whan Lee
Kyoung-Shin Ji
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Stability of generalized gamma and beta functional equations
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2000
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Ki Won Jun
Gwang Hui Kim
Y. W. Lee
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On the stability of generalized gamma functional equation
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2000
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Gwang Hui Kim
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THE STABILITY OF THE GENERALIZED FORM FOR THE GAMMA FUNCTIONAL EQUATION
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2000
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Gwang Hui Kim
Young-Whan Lee
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Approximate Jordan mappings on noncommutative Banach algebras
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1997
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Young-Whan Lee
Gwang Hui Kim
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A NOTE ON DERIVATIONS OF BANACH ALGEBRAS
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1995
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Gwang Hui Kim
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