# PRESENTATIONS AND CONFERENCES

- A Generalization of the Relaxed Choice of Technology Model. Annual Meeting of the Southeast Institute for Operations Research and the Management Sciences, October 2012.
- A Generalization of the Relaxed Choice of Technology Model. Department of Mathematics, University of Tennessee at Chattanooga, October 2012.
- Choice of Technology and Industrial Pollution. Forth Annual UTC Research Day, University of Tennessee at Chattanooga, April 4, 2012.
- Choice of Technology and Industrial Pollution, 91
^{st}Annual meeting of the Southeastern Section of the Mathematical Association of America, Clayton University, Clayton, Georgia, March 9-10, 2012. - On the Choice of Technology Model and Industrial Pollution. 41
^{st}Annual Meeting of the Southeast Decision Sciences Institute, Savannah, Georgia, February 23—25, 2011 - Report on Fulbright Fellowship. Department of Mathematics, UTC, October 26, 2010.
- Complementary Problems. Presented at the Department of Mathematics, Computer Science, and Statistics, University of Calabar, Calabar, Nigeria, 2010.
- Invited Theme Speaker on IT and Economic Development. University of Calabar. Title
of Talk: Website Usability. December 10-11
^{th}, 2009. - Seminar on Proving Techniques. Department of Mathematics, University of Calabar, 2009/10 academic year.
- Disjunctive Programming and Generalized Leontief Input-Output Model. Department of Mathematics, UTC, January 2008.
- A relaxation of the Input-Output Pollution System. Presented at the 37
^{th}Annual Meeting of the Southeast Decision Sciences Institute, Savanna, GA, February 21—23, 2007. - On Existence of Solutions for the Vertical Linear Complementarity Problem. Presented at the Department of Mathematics, University of Tennessee at Chattanooga, November 28, 2006.
- Leontief Input-Output Pollution Model: An alternative Formulation and Generalization. Presented at the Department of Mathematics, University of Tennessee at Chattanooga, Oct. 6, 2005.
- An Alternative Formulation of the Leontief’s input-output pollution model. Presented
at the 35
^{th}Annual Meeting of the Southeast Decision Sciences Institute, Raleigh, North Carolina, Feb. 23—25, 2005. - Production Equilibrium Point in an N-sector Economy, Annual Conference of the Southeast Institute for Operations Research and Management Science, Myrtle Beach, South Carolina, October 7—8, 2004.
- Leontiief Input-Output Pollution Model: An alternative Formulation and Generalizations—A preliminary Report. International Conference on Matrix Analysis and Applications, Nova Southeastern University, Fort Lauderdale, Florida, USA, Dec. 14-16, 2003.
- Responsible Use of the Internet in Education: Evaluation, Citation, and Fair Use of Web Materials. Department of Mathematics, UTC, November 13, 2003.
- Responsible Use of the Internet in Education. Chattanooga Engineers Club, Read House, Chattanooga, September 25, 2003.
- Production Equilibrium Point in an N-Sector Economy, Sixth Africa-USA International Conference on Manufacturing Technology, Abuja, Nigeria, July 8-11, 2002.
- An Alternative Formulation of the Leontief Pollution Model – A preliminary Report, Department of Mathematics, University of Tennessee, Chattanooga, Nov. 15, 2001.
- Choice of Environmental Technology and the Vertical Linear Complementarity Problem.
The 970
^{th}American Mathematical Society Meeting, University of Tennessee at Chattanooga, Tennessee, October 5—6, 2001. - Aniekan Ebiefung. Production Equilibrium Point in Multi-Unit Manufacturing Systems. The 31st Annual Meeting of the Decision Sciences Institute, Orlando, Florida. November 18-21, 2000. (with Godwin Udo).
- The Concerns of Information Technology Users: A survey. The 31st Annual Meeting of the Decision Sciences Institute, Orlando, Florida, November 18-21, 2000 (with Godwin Udo).
- Information Technology Outsourcing Decision Analysis: Analytic Hierarchy Approach. On the 30th Annual Meeting of the Decision Sciences Institute, New Orleans, Louisiana, November 20-23, 1999 (with Godwin Udo).
- Human Factors Affecting the Success of Advanced Manufacturing Systems, 24th International Conference on Computers and Industrial Engineering, Brunel University, United Kingdom, Sept. 9 - 12, 1998 (with Godwin Udo).
- An Industrial Pollution Control Model, 24th International Conference on Computers and Industrial Engineering, Brunel University, United Kingdom, Sept. 9 - 12, 1998 (with Godwin Udo).
- Choice of Technology and Partial Industrial Pollution Control, 34th Annual Meeting Southeastern Chapter of the Institute for Operations Research and the Management Sciences, Myrtle Beach, South Carolina, October 1-2, 1998.
- The Vertical Linear Complementarity Problem Associated with Po-matrices, 77th annual meeting of the Southeastern Section of the Mathematical Association of America, Charleston, SC, March 13-14, 1998.
- The Success Secret for Studying Mathematics, Hardy Elementary, Chattanooga, February 26, 1998.
- Production Equilibrium and Inventory Management Model for Multi-Unit Manufacturing Systems, Department of Mathematics, UTC, January 23, 1997.
- Production Selection and Inventory Control Model for Multi-Unit Manufacturing Systems, 27th Annual Meeting of the Decision sciences Institute, Orlando, Florida, Nov. 24-26, 1996 (with Godwin Udo).
- A note on the Uniqueness of Solutions for the Vertical Linear Complementarity Problem, Annual Meeting of the Institute for Operations Research and the Management Sciences, Atlanta, Georgia, Nov. 3-6, 1996.
- New perturbation Results for the Linear Complementarity Problem, Southeastern Meeting of the American Mathematical Society, Chattanooga, Tennessee, October 11-12, 1996.
- Evaluating problem solving Skills by Informal Observation and Questioning, Second Annual Winter Conference, Chattanooga Area Mathematics Teachers Association Ooltewah High School, March 16, 1996.
- On Solving the Linear Complementarity Problem associated with Po-matrices, Department of Mathematics, UTC, March 7, 1996.
- MATLAB and Financial Modeling. Fifth International Algebra Conference, Atlanta, Georgia, August 16-19, 1995.
- The vertical linear complementarity problem and its applications, Joint Mathematics Meeting of the American Mathematical Society and Mathematics Association of America, San Francisco, January 4-7, 1995.
- On solving the generalized linear complementarity problem as linear programs and piecewise linear systems, First Southeast Linear Algebra Conference, UTC, May 27-28, 1994.
- Socratic Learning and Questioning in a Collegiate Mathematics classroom, Department of Mathematics, UTC, Chattanooga, Feb. 17, 1994.
- Enhancing Linear Algebra Courses with MATLAB and Mathematical Modeling, Mathematical Association of America Annual Meeting, April 8, 1994.
- Using MATLAB in Elementary Linear Algebra, Department of Mathematics, UTC, November 30, 1993.
- MATLAB Enhances Linear Algebra Learning at UTC, Chattanooga Area Mathematics Teachers Association Meeting, CSTCC, October 1993.
- A support Submatrix for the Generalized Linear Complementarity Problem, 72nd Annual Meeting of The Mathematics Association of America, Southeastern Section, April 1993.
- A Mathematical Model for Optimizing Production Levels in Multi-unit Manufacturing Systems, Twenty-Third Annual Meeting of the Southeast Region Decision Sciences Institute, Chattanooga, February 1993.
- On Existence of Solutions and Solvability of the Generalized Linear Complementarity Problem, Operations Research Society of America and The Institute of Management Science National Meeting, San Francisco, November 1992.
- The Generalized Input-Output Model and an Application to the Choice of New Technology, Operations Research and The Institute for Management Science Annual Meeting, Anaheim, California, November 3-6, 1991.
- Z-matrices and the Generalized Linear Complementarity Problem, The 14th International Symposium in Mathematical Programming, Amsterdam, August 1991 (M. M. Kostreva).
- Global Solvability of Generalized Linear Complementarity Problems and a Related Class of Polynomial Complementarity Problems, Conference on Recent Advances in GlobalOptimization, Princeton University New Jersey, May 11, 1991 (M. M. Kostreva).
- Prospects and Inhibitions of Mathematics Education in Nigerian Schools, The 3rd National Convention of Mathematics Students of Nigeria, University of Ife, Nigeria, Nov. 28, 1980.