Publications

• Public

  STABILITY FOR JORDAN LEFT DERIVATIONS MAPPING INTO THE RADICAL OF BANACH ALGEBRAS Mar-2012

  DOI: 10.5831/HMJ.2012.34.1.55
  Park, W & Chang, I, 2012, 'STABILITY FOR JORDAN LEFT DERIVATIONS MAPPING INTO THE RADICAL OF BANACH ALGEBRAS', vol. 34, no. 1, pp. 55-62.
• Public

  Additive and Quadratic Type Functional Equation and its Fuzzy Stability Jan-2012

  DOI: 10.1007/s00025-012-0229-y
  Chang, I & Lee, Y, 2012, 'Additive and Quadratic Type Functional Equation and its Fuzzy Stability'.
• Public

  ON FUNCTIONAL INEQUALITIES CONNECTED WITH INTERTWINING MAPPINGS Jun-2009

  DOI: 10.5831/HMJ.2009.31.2.219
  Lee, E & Chang, I, 2009, 'ON FUNCTIONAL INEQUALITIES CONNECTED WITH INTERTWINING MAPPINGS', vol. 31, no. 2, pp. 219-231.
• Public

  THE APPROXIMATION FOR FUNCTIONAL EQUATION ORIGINATING FROM A CUBIC FUNCTIO Jun-2008

  DOI: 10.5831/HMJ.2008.30.2.233
  Lee, E, Chang, I & Jung, Y, 2008, 'THE APPROXIMATION FOR FUNCTIONAL EQUATION ORIGINATING FROM A CUBIC FUNCTIO', vol. 30, no. 2, pp. 233-246.
• Public

  STABILITY OF A QUADRATIC TYPE FUNCTIONAL EQUATION Jun-2007

  DOI: 10.5831/HMJ.2007.29.2.193
  Lee, E, Chang, I & Jung, Y, 2007, 'STABILITY OF A QUADRATIC TYPE FUNCTIONAL EQUATION', vol. 29, no. 2, pp. 193-204.
• Public

  Approximate linear derivations and functional inequalities with applications

  DOI: 10.1016/j.aml.2011.10.027
  Kim, H & Chang, I, 2012, 'Approximate linear derivations and functional inequalities with applications', vol. 25, no. 5, pp. 830-836.
• Public

  Approximation of Generalized Left Derivations

  DOI: 10.1155/2008/915292
  Kang, S & Chang, I, 2008, 'Approximation of Generalized Left Derivations', vol. 2008, pp. 1-8.
• Public

  Fredholm integral equation method for the integro-differential Schrödinger equation

  DOI: 10.1016/j.camwa.2008.05.027
  Chang, I & Kang, S, 2008, 'Fredholm integral equation method for the integro-differential Schrödinger equation', vol. 56, no. 10, pp. 2676-2685.
• Public

  Functional Inequalities Associated with Additive Mappings

  DOI: 10.1155/2008/136592
  Roh, J & Chang, I, 2008, 'Functional Inequalities Associated with Additive Mappings', vol. 2008, pp. 1-11.
• Public

  Higher Ring Derivation and Intuitionistic Fuzzy Stability

  DOI: 10.1155/2012/503671
  Chang, I, 2012, 'Higher Ring Derivation and Intuitionistic Fuzzy Stability', vol. 2012, pp. 1-16.
• Public

  On Functional Inequalities Originating from Module Jordan Left Derivations

  DOI: 10.1155/2008/278505
  Kim, H, Kang, S & Chang, I, 2008, 'On Functional Inequalities Originating from Module Jordan Left Derivations', vol. 2008, no. 1, p. 278505.
• Public

  On Hyers-Ulam-Rassias stability of a quadratic functional equation

  DOI: 10.7153/mia-06-08
  Chang, I, Lee, E & Kim, H, 2003, 'On Hyers-Ulam-Rassias stability of a quadratic functional equation', no. 1, pp. 87-95.
• Public

  On approximately higher ring derivations

  DOI: 10.1016/j.jmaa.2008.01.083
  Jung, Y & Chang, I, 2008, 'On approximately higher ring derivations', vol. 343, no. 2, pp. 636-643.
• Public

  Refined functional equations stemming from cubic, quadratic and additive mappings

  DOI: 10.1007/s10114-009-7190-z
  Chang, I, Son, E & Kim, H, 2009, 'Refined functional equations stemming from cubic, quadratic and additive mappings', vol. 25, no. 10, pp. 1595-1608.
• Public

  Stability for the functional equation of cubic type

  DOI: 10.1016/j.jmaa.2006.12.034
  Chang, I & Jung, Y, 2007, 'Stability for the functional equation of cubic type', vol. 334, no. 1, pp. 85-96.
• Public

  Stability of a functional equation deriving from cubic and quadratic functions

  DOI: 10.1016/S0022-247X(03)00276-2
  Chang, I & Jung, Y, 2003, 'Stability of a functional equation deriving from cubic and quadratic functions', vol. 283, no. 2, pp. 491-500.
• Public

  The modified Hyers-Ulam-Rassias stability of a cubic type functional equation

  DOI: 10.7153/mia-08-62
  Chang, I, Jun, K & Jung, Y, 2005, 'The modified Hyers-Ulam-Rassias stability of a cubic type functional equation', no. 4, pp. 675-683.

Grants

Patents