Participation in professional society meetings and visits to universities as below:
Institute for Operations Research and Management Sciences (INFORMS) (invited)
San Diego Spring 1997 Meeting, San Diego, California, May 1997.
Organized and chaired the following two invited sessions: Linear Programming
in Approximation and Algorithms I and II.
Presented the following invited talk: Discrete Approximation Problems.
Ninth International Conference in Approximation Theory (invited)
Nashville, Tennessee, January 1998.
Presented the talk: Discrete Approximation by Integer Valued Functions.
Louisiana State University, Computer Science Department (invited)
Baton Rouge, Louisiana, April 1998.
Presented the talk: Discrete Approximation Problems.
Conference on “Approximation and Complexity of Numerical Optimization:
Continuous and Discrete Problems” (invited), hosted by Center for Applied
Optimization, University of Florida, Gainesville, February-March 1999.
Presented the talk: Fitting a Least Squares Piecewise Linear Curve in Two
Dimensions (with S. Kundu).
International symposium "Trends in Approximation Theory" (invited)
Vanderbilt University, Nashville, Tennessee, May 2000.
Presented the talk: Fitting a Least Squares Piecewise Linear Curve in Two
Dimensions (with S. Kundu).
Tenth International Conference on Approximation Theory (invited)
St. Louis, Missouri, March 2001.
Presented the talk: Isotone Functions, Dual Cones and Networks.
International Conference on "Advances in Constructive Approximation" (invited)
Vanderbilt University, Nashville, Tennessee, May 2003.
Presented the talk: An Algorithm for Approximation by Quasi-convex Functions
on Rm.