**Curriculum
Vitae**

**Peter Dragnev**

Department of Mathematical Sciences

Indiana University-Purdue University Fort Wayne

2101 E. Coliseum Blvd.

Fort Wayne, IN 46805

Tel: (260) 481-6382

E-mail: dragnevp@ipfw.edu

__Education:__

PhD Ð 1997 Department of Mathematics,
University of South Florida,

MS Ð 1989, Department of Mathematics, Sofia
University, Sofia, Bulgaria.

BS Ð 1987, Department of Mathematics, Sofia
University, Sofia, Bulgaria.

__Employment
Experience:__

07/13 Ð present: Co-director, Center for
Applied Mathematics and Statistics, IPFW, Fort Wayne, IN

07/12 Ð present: Chair, Department of
Mathematical Sciences, IPFW, Fort Wayne, IN

07/11 Ð 12/11: Interim Chair, Department of
Mathematical Sciences, IPFW, Fort Wayne, IN

08/11 Ð present: Professor, Department of
Mathematical Sciences, IPFW, Fort Wayne, IN

08/03 Ð 08/11: Associate Professor, Department
of Mathematical Sciences, IPFW, Fort Wayne, IN

07/98 Ð 08/03: Assistant Professor, Department
of Mathematical Sciences, IPFW, Fort Wayne, IN

08/97 Ð 06/97: Visiting Assistant Professor,
Department of Mathematical Sciences, IPFW, Fort Wayne, IN

08/92 Ð 08/97: Teaching Assistant, Department of
Mathematics, University of South Florida, Tampa

08/90 Ð 08/92: Assistant, Department of
Mathematics, Plovdiv University, Bulgaria

__Short
Appointments:__

**ICERM,
Brown University **Ð Research Fellow, Spring 2018

**Vanderbilt
University** Ð Visiting Professor, Fall
2016** (**sabbatical)

**Erwin Schrodinger Institute of Mathematical
Physics **Ð Visiting
Researcher, Fall 2014

**IMI,
Bulgarian Academy of Sciences **Ð Visiting Researcher, Summer 2014

**University
of South Alabama** Ð Visiting Researcher, Fall 2010 (sabbatical)

**Vanderbilt
University**
Ð Visiting Researcher, Fall 2003 (sabbatical)

__Research
Interests:__

**Real and Complex Analysis; Approximation
Theory; Potential Theory; Orthogonal Polynomials; Coding Theory;** *minimal energy problems, logarithmic potentials, asymptotics of orthogonal polynomials, Lebesgue
function; points on the sphere;*

**Mathematics Subject Classification Numbers:** 05, 26, 31, 33, 41, 43

__Academic
Activities:__

Member
of AMS, MAA, and Sigma Xi Research Society.

IPFW Chapter President of Sigma Xi Research
Society for 2004, 2007; Treasurer since
2012.

Mini-Symposium Organizer, Approximation Theory
XII Ð March, 2007; OPSFA13 Ð June, 2015;

Constructive Functions
2014 Ð Scientific Committee member

Midwest
Workshop on Asymptotic Analysis (MWAA), Fall 2014, 2015, 2016, 2017 Ð Co-organizer.

__Research
Grants:__

**Collaboration Grants for Mathematicians Ð** PI, 2013-2018, $35,000,
Simons Foundation, #282207

* ÒOptimal Configurations
and Equilibrium Measures"
*

__Applied Research Grants and Contracts ($140,032)__

**Adaptations of Lease Payment Calculation
Algorithm** Ð co-PIs
Jeff Anderson, Dan Coroian, $9,600 Ð 2017

**Algorithmic
Development of a Lease Calculation System **Ð co-PIs Jeff Anderson, Dan Coroian, $26,993 Ð 2016

**Mathematics
Support to Improve Accuracy **Ð co-PIs Jeff Anderson, Dan Coroian, $29,000 Ð 2015-2016

**Analysis
and Assessment of Data Tools **Ð co-PIs Dan Coroian,
Britton Wolfe, $24,039 Ð 2015

**Ultraelectronics**, **Deicdere**** LLC,** **VisionMenu****, Water Furnace, Fort Wayne Metals** Ð 7
Technical Assistance Projects (TAP), $7,200 each, 2014-2017

__Awards: __

** **

**ICERM, Brown University **Ð Research Fellow, Spring
2018

**IPFW Outstanding Research Award **Ð 2015

**Erwin Schrodinger Institute of Mathematical Physics **Ð Visiting Researcher,
October 2014

**IMI,
Bulgarian Academy of Sciences **Ð Visiting Researcher, June 2014

**IPFW Featured Faculty **Ð 2013

**Pippert**** Science Research Scholar Ð **2003, 2012

**Fall 2011 COAS Distinguished Lecturer Ð ***College of Arts and Sciences,
IPFW, November 2011*

**Research
in Pairs Ð ***Oberwolfach** Mathematics Institute, Germany, May 2009*

**Leibniz
Fellow Guest Researcher Ð ***Oberwolfach** Mathematics Institute, Germany, October 2008*

**IPFW
Research Fellow Ð **Spring 2004

**Researcher of the Year Award Ð **2002, IPFW Sigma Xi Chapter

__Travel
Grants:__

**NSF Supplemental Travel Grant **Ð 2001, 2007, NSF

**Austrian Science Foundation **Ð 2008, Technical University of Graz, Graz, Austria

**PRF International Travel Grant** Ð 2001, 2010, 2012, 2017, Purdue University** **

**IU Overseas Conference Fund Grant **Ð 1999, 2007, 2009, 2013, 2017, Indiana University

**NATO Advanced Study Institute Local Grant **Ð 2000, NATO ASI Organizing committee

**FoCM**** Organizing Committee Local Grant **Ð 1999, City University of Hong Kong

**IPFW International Supplemental Travel Grant **Ð 1999, 2001, 2007, 2009, 2012, IPFW

__Research
papers:__

1. D. Benko, D. Coroian, P. D. Dragnev, R. Orive, *Probability, Minimax
Approximation and Nash-Equilibrium. Estimating the Parameter of a Biased Coin*,
submitted. https://arxiv.org/pdf/1605.08721.pdf

2.
P. Boyvalenkov,
P. D. Dragnev, D. P. Hardin, E. B. Saff, and M. Stoyanova, *On spherical codes with inner products in a
prescribed interval*, submitted, https://arxiv.org/abs/1801.07334

3.
P. D. Dragnev, B. Fuglede, D. P. Hardin, E. B. Saff,
and N. Zorii, *Condensers
with touching plates and constrained minimum Riesz
and Green energy problems*, submitted. https://arxiv.org/pdf/1711.05484.pdf

4.
P. D. Dragnev, B. Fuglede, D. P. Hardin, E. B. Saff,
and N. Zorii, *Constrained** minimum Riesz energy problems for a condenser with intersecting
plates*, submitted. https://arxiv.org/pdf/1710.01950.pdf

5.
J. S. Brauchart, P. D. Dragnev, E. B. Saff, and R. Womersley, *Logarithmic and Riesz Equilibrium
for Multiple Sources on the Sphere Ñthe Exceptional Case*, Festschrift for the 80th Birthday of Ian Sloan, Eds.
Josef Dick, Frances Y. Kuo, Henryk
Wozniakowski, to appear. https://arxiv.org/pdf/1706.09346.pdf

6.
P. Boyvalenkov,
P. D. Dragnev, D. P. Hardin, E. B. Saff, and M. Stoyanova, *Bounding energies and cardinalities of
spherical codes with inner products in prescribed interval*, 10^{th} International Workshop on Coding and Cryptography, (2017),
1-11.

7.
P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Energy
bounds for codes and designs in Hamming spaces*, Designs, Codes, and
Cryptography, **82**, 1, (2017), 411Ð433
http://link.springer.com/article/10.1007/s10623-016-0286-4

8.
P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Universal
Lower Bounds on Energy and LP-Extremal Polynomials
for (4,24)-Codes*, Electronic Notes in Discrete Mathematics, **57**, (2017), 91Ñ96 http://dx.doi.org/10.1016/j.endm.2017.02.016

9.
P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Lower energy bounds for antipodal spherical
codes and for codes in infinite projective spaces*, XV International Symposium Problems of
Redundancy in Information and Control Systems, IEEE Explorer, (2016), 28Ñ32. http://ieeexplore.ieee.org/document/7779322/

10. P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Universal
lower bounds for potential energy of spherical codes*, Constructive
Approximation, **44**, no. 3, (2016)
385Ð415 http://link.springer.com/article/10.1007/s00365-016-9327-5

11. P. D. Dragnev, *Log-optimal configurations on the sphere*,
Contemporary Mathematics, AMS, **661**,
(2016), 41Ñ55. http://bookstore.ams.org/conm-661

12. P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Universal
upper and lower bounds on energy of spherical designs*, Dolomites
Research Notes on Approximation, **8**, (2015) 51-65 http://www.emis.de/journals/DRNA/6-3.html

13. P. D. Dragnev, B. Fuglede, D. P. Hardin, E. B. Saff,
and N. Zorii, *Minimum
Riesz energy problems for a condenser with
"touching plates"*, Potential Analysis, (2015), 1-35, http://link.springer.com/article/10.1007/s11118-015-9519-9

14. P. Boyvalenkov, P. D. Dragnev, D. P. Hardin, E. B. Saff,
and M. Stoyanova, *Energy
bounds for codes and designs in $H(n,q)$*,
9^{th} International Workshop
on Coding and Cryptography, (2015), 1-11.

15. P. Boyvalenkov,
P. D. Dragnev, D. P. Hardin, E. B. Saff, and M. Stoyanova,* On the
Riesz Energy of Spherical Designs*,14^{th}
International Workshop on Algebraic and Combinatorial Coding Theory. (2014), 109 Ð 114.

16. J. S. Brauchart, P. D. Dragnev, and E. B. Saff, *An Electrostatics Problem on the Sphere
Arising from a Nearby Point Charge *Constructive
Theory of Functions (K. Ivanov, G. Nikolov, and R. Uluchev, Eds.), Prof. Marin Drinov
Academic Publishing House,* *Sofia,
Bulgaria, *(*2014), 11-55.

17. J. S. Brauchart,
P. D. Dragnev, E. B. Saff, *Riesz** External Field
Problems on the Hypersphere and Optimal Point
Separation*, Potential Anal. 41
(2014), 647-678.

18. Peter Dragnev, Erwin
Mina-Diaz, and Michael Northington V,* Asymptotics of Carleman Polynomials for Level Curves of the Inverse of a
Shifted Zhukovsky Transformation,* Comput.
Methods Funct. Theory, 13 (1), (2013), 75-89.

19. P. D. Dragnev, *On a characterization theorem for stationary
Logarithmic configurations*, Oberwolfach reports,
no. 40 (2012), 13-15, DOI: 10.4171/OWR/2012/40.

20. J. Brauchart, P. D. Dragnev, E. B. Saff, and C. E. Van de Woestijne, *A** fascinating polynomial sequence arising
from an electrostatics problem on the sphere*, Acta Math. Hungar.,
137 (1), (2012), 10-26.

21. D. Benko, P. D. Dragnev, and V. Totik*, Convexity of harmonic densities,* Revista Math. Iberoamer., 28 (4),
(2012), 947-960.

22. D. Benko, S. B. Damelin and P. D. Dragnev*, On supports of
equilibrium measures with concave signed equilibria*, J. Comput.
Anal. Appl. 14 (4), (2012), 752-766.

23. D. Benko and P. D. Dragnev*, Balayage ping pong: a convexity of equilibrium measures,*
Constr. Approx., 36 (2) (2012), 191-214.

24. Peter Dragnev and Erwin
Mina-Diaz, *On a series representation for
Carleman Orthogonal Polynomials*, Proc. AMS, 138 (2010), 4271-4279.

25. Peter Dragnev and Erwin
Mina-Diaz, *Asymptotic Behavior and Zero
Distribution of Carleman Orthogonal Polynomials*,
J. Approx. Theory, 162 (11), (2010), 1982-2003.

26. J. S. Brauchart, P. D. Dragnev, and E. B. Saff, *Riesz** extremal measures
on the sphere for axis-supported external fields Ð* JMAA, **356**, no. 2,
(2009), 769-792*.*

27. J. S. Brauchart, P. D. Dragnev, and E. B. Saff, *Minimal
Riesz energy on the sphere for axis-supported
external fields.* Oberwolfach Preprint Series, OWP
2009-04 (2009), 1-44. __http://www.mfo.de/publications/owp/2009/OWP2009_04.pdf__

28. P. D. Dragnev, J. S. Brauchart, and E. B. Saff, *On
an energy problem with Riesz external field*, Oberwolfach reports, Volume 4, Issue 2 (2007), 1042-1044.

29. P. D. Dragnev and E. B. Saff, *Riesz** spherical
potentials with external fields and minimal energy points separation*,
Potential Anal. **26** (2007), 139-162.

30. D. Benko, S. B. Damelin and P. D. Dragnev, *On
the support of the equilibrium measure for arcs of the unit circle and for real
intervals,* ETNA **25** (2006), 27-40.

31. P. D. Dragnev, D. A. Legg,
and D. W. Townsend, *Polynomial Approximation of the Checkmark Function*,
in Advances in Constructive Approximation, M. Neamtu
and E. B. Saff (edts),
(2004), 149-164.

32. P. D. Dragnev, *On the Separation
of Logarithmic Points on the Sphere*, in Approximation Theory X: Abstract
and Classical Analysis, Charles Chui, Larry L. Schumaker,
and Joachim Stoeckler, (eds.), (2002), 137-144.

33. P. D. Dragnev, D. A. Legg,
and D. W. Townsend, *Discrete Logarithmic Energy on the Sphere*, Pacific
J. Math. **207**, no. 2 (2002), 345-358.

34. S. B. Damelin, P. D. Dragnev, and A. B. J. Kuijlaars *The
support of the equilibrium measure for a class of non-convex external fields on
a finite interval*, Pacific J. of Math. 199, no. 2 (2001), 303-320.

35. D. Coroian and P. D. Dragnev, *Constrained Leja
points and numerical solution of the constrained energy problem*, J. Comp.
and Appl. Math. **131**, no. 1-2 (2001), 427-444.

36. P. D. Dragnev and E. B. Saff, *A problem in Potential theory and zero asymptotics of Krawtchouk
polynomials*, J. Approx. Theory **102**, (2000), 120-140.

37. A.B.J. Kuijlaars and P. D. Dragnev, *Equilibrium problems associated with fast
decreasing polynomials*, Proceedings of Amer. Math. Soc. **127**, no. 4
(1999), 1065-1074.

38. P. D. Dragnev, D. A. Legg
and D. W. Townsend, *Generalized Bernstein-Erdos
Conjecture*, Approximation theory IX, Volume 1: Theoretical aspects, Charles
K. Chui and Larry Schumaker (eds.), (1998), 119-126.

39. P. D. Dragnev and E. B. Saff, *Constrained energy problems with applications to
orthogonal polynomials of a discrete variable,* Journal Anal. Math., **72**
(1997), 223-259.

40. P. D. Dragnev and E. B. Saff, *Open problems in Approximation theory, Tampa Ð*
*96*, East J. of Approx. **2**, no. 4 (1996), 499-517.

__Plenary Presentations:__

á **Optimal and Random Point Configurations, ICERM, Brown University**, Providence, RI Ð February 2018

*On the universal optimality of
the 600-cell - the Levenshtein framework lifted*

á **AMS Sectional Meeting**, Orlando, FL Ð September, 2017

*Logarithmic and Riesz Equilibrium for Multiple Sources on the Sphere - the
Exceptional Case*

á
**Optimal Point
Configurations and Orthogonal Polynomials 2017**, Castro Urdiales,
Spain Ð April 2017

*Logarithmic and Riesz Equilibrium for Multiple Sources on the Sphere - the
Exceptional Case*

á
**IPFW Outstanding Research
Award Lecture, IPFW **Ð
March 2016

*Mathematics of the Soccer Ball:
MathematicianÕs Quest to Minimizing Energy*

á
**Tenth Summer
School on Potential Theory, Renyi Math Institute,**** **Budapest,
Hungary** **Ð
August, 2015, Lecture-series of three presentations, http://www.renyi.hu/conferences/sspt/presentations.html

*Energy bounds for spherical
codes, test functions and LP optimality; **External field
energy problems on the sphere and minimal energy points separation; Levenshtein-type bounds for codes with inner products in
prescribed interval*

á
**2015 Workshop
on Combinatorics and Applications, Shanghai Jiao Tong
University****, **Shanghai, China** **Ð April, 2015, http://math.sjtu.edu.cn/conference/2015WCA/A.php

*Delsarte-Yudin**
LP Method and Universal Lower Bounds on Energy*

á
**Workshop on
Potential Theory and Random Matrices, KU Leuven**, Leuven, Belgium Ð October,
2014 https://wis.kuleuven.be/english/agenda/sem-classical-ana/ay14-15/workshop_october_20_2014

*Universal lower bounds for potential
energy of spherical codes*

á
**Optimal Point
Configurations and Applications****, Erwin Schrodinger Internationa
Institute on Mathematical Physics, **Vienna, Austria** **Ð October, 2014, http://www.math.tugraz.at/ESI2014/workshop1.html

*Universal lower bounds for potential
energy of spherical codes*

á
**Optimal and
Near Optimal Configurations on Lattices and Manifolds**, MFO, Oberwolfach,
Germany Ð August, 2012

*Discrete Minimal Energy
Problems*

__Invited Presentations:__

á
**Hausdorff**** Geometry
of Polynomials**, Institut Mittag-Leffler,
Stockholm, Sweden Ð May, 2018

á
**University of Texas Rio Grande Valley Colloquium**, Edinburg, TX Ð November,
2017

*Mathematics of the Soccer Ball:
MathematicianÕs Quest to Minimizing Energy*

á
**CUMU Annual Conference**, Denver, CO
Ð October, 2017, *Creating a successful
community engagement enterprise*, http://www.cumuonline.org/what-we-do/annual-conference/program/

á
**Barry University Colloquium**, Miami, FL Ð September,
2017

*Mathematics of the Soccer Ball:
MathematicianÕs Quest to Minimizing Energy*

á **WCC 2017**, St. Petersburg, Russia Ð
September, 2017

*Bounding energies and
cardinalities of spherical codes with inner products in a prescribed interval*

á **Computational Mathematics and Function Theory 2017**, Lublin, Poland Ð July, 2017

*Biased coin toss and
Nash equilibrium*

á **Mathematical Days in Sofia 2017**, Sofia, Bulgaria Ð July, 2017

*Nash-Equilibrium and Minimax Approximation: Estimating the Probability of a
Biased Coin*

á **Discrete Math Fest 2017**, Budapest,
Hungary Ð May, 2017

*On the universal
optimality of the $600$-cell: the Levenshtein
framework lifted*

á
**9 ^{th} Discrete Geometry and Algebraic Combinatorics Conference**, South Padre Island, TX Ð May, 2017

*Logarithmic and Riesz Equilibrium for Multiple Sources on the Sphere - the
Exceptional Case*

á
**University of
South Florida Colloquium**, Tampa, FL Ð March 8,
2017

*Universal Lower Bound for Energy For
Spherical and Hamming Codes*

á
**University of
Central Florida Analysis Seminar**, Orlando, FL Ð March 6, 2017

* **Biased coin toss and Nash equilibrium*

á **University of North Florida Colloquium, **Jacksonville, FL Ð March 3, 2017** **

*Universal Lower Bound for Energy For
Spherical and Hamming Codes*

á
**Troy University Colloquium****, Troy, AL Ð **October, 2016

*Mathematics of the Soccer
Ball: MathematicianÕs Quest to Minimizing Energy*

á
**Algebraic and Combinatorial Coding Theory 2016**, Albena,
Bulgaria Ð June, 2016

* Universal
Lower Bounds on Energy and LP-Extremal Polynomials
for (4,24)-Codes*

á
**Constructive Theory of Functions 2016**, Sozopol,
Bulgaria Ð June, 2016

* Polynomial
Approximation of the Checkmark Function*

á
**Shanks
Workshop on Linear Programming Bounds for Minimal Energy Problems**, Vanderbilt University,
Nashville, TN March 2015

*Minimizing Energy Ð
Theoretical Aspects*

á
**13 ^{th}
Orthogonal Polynomials and Special Functions and Applications (OPSFA-13, SIAM
Conference)**,
NIST, Gaithersburg, MD, June 1-5, 2015;

*Universal Lower Energy
Bounds on Spherical Codes*

á **7 ^{th} Discrete
Geometry and Algebraic Combinatorics Conference**, South Padre Island, TX Ð
April, 2015

*Delsarte-Yudin** LP method and
universal lower bounds on energy*

á
**Bulgarian
Academy of Sciences**, Institute of Mathematics, Sofia, Bulgaria Ð June, 2014

*On
the separation of optimal spherical configurations** *

á
**Constructive
Functions 2014,*** Nashville, TN Ð May 2014*

*External Field Problems on
the Hypersphere and Optimal Point Separation *

á **6 ^{th} Discrete
Geometry and Algebraic Combinatorics Conference**, South Padre Island, TX Ð
April, 2014

*On the separation of optimal spherical configurations*

á
**University of
New South Wales, Pure Math Seminar, **Sydney, Australia Ð March 2014

*Balayage** Ping Pong:
Convexity of Equilibrium Measures*

á
**SIAM AN 13, MS 39: Orthogonal Polynomials: Connections
and Applications**, San Diego, CA Ð July, 2013

*Asymptotics** of Carleman Polynomials for
Level Curves of the Inverse of a Shifted Zhukovsky
Transformation*

á
**Constructive Theory of Functions 2013**, Sozopol,
Bulgaria Ð June, 2013

* **Optimal s-energy configurations
under external field*

á
**Bulgarian
Academy of Sciences**, Institute of Mathematics, Sofia, Bulgaria Ð June, 2013

*Characterizing stationary
Logarithmic points*

á
**University of Fribourg ****Colloquium**, Fribourg, Switzerland Ð June, 2013

*Characterizing stationary
Logarithmic points*

á **5 ^{th} Discrete
Geometry and Algebraic Combinatorics Conference**, South Padre Island, TX Ð
April, 2013

*Characterizing stationary
Logarithmic points*

á
**14 ^{th} International Conference in Approximation
Theory**, San
Antonio, TX Ð April, 2013

* **Optimal s-energy configurations
under external field*

á
**Towson University ****Colloquium**, Towson, MD Ð March, 2013

*Electrons, buckyballs, and
orifices: NatureÕs way of minimizing energy *

á
**AMS Southeastern Sectional Meeting - ****Special session**, Oxford, MS Ð March, 2013

*Characterizing stationary
Logarithmic points** *

á
**Vanderbilt
University**,
Nashville, TN, Optimal Configurations Seminar Ð February, 2012

* **Optimal s-energy configurations
under external field*

á
**Vanderbilt
University**,
Nashville, TN, Polarizations Seminar Ð October, 2012

* On a
characterization theorem for stationary Logarithmic configurations*

á
**Western
Kentucky University Colloquium**, Bowling Green, KY Ð October, 2012

* Characterizing
stationary Logarithmic points*

á
**Indiana
University**,
Bloomington, Complex Analysis Seminar Ð October, 2012

* Log-optimal
points on the sphere*** **

á
**University of
Stuttgart**,
IANS Workshop on minimum energy problems, Stuttgart, Germany Ð August, 2012

*Signed equilibrium and balayage Ð applications to minimal energy problems for
logarithmic and Riesz potentials*

á
**Bulgarian
Academy of Sciences**, Institute of Mathematics, Sofia, Bulgaria Ð July, 2012

*Riesz** external field problems on the hypersphere
and optimal point separation*

á
**WSPOTA 2012**, Szeged, Hungary Ð May,
2012

*Utilization of balayage techniques to minimal energy problems for
logarithmic and Riesz potentials*

á
**Vector Equilibrium
Problems and their applications to random matrix problems, AIM**, Palo Alto, CA Ð April,
2012

á
**AMS Sectional
meeting 2012**,
Honolulu, HI Ð March, 2012

* Riesz external field problems on the hypersphere
and optimal point separation*

á **COAS Distinguished Lecturer Ð ***College of Arts and Sciences, IPFW, November 2011*

*Electrons, Buckyballs, and
Orifices: Nature's Way of Minimizing Energy*

á
**Barry
University**,
Miami, FL Ð November, 2011

* **Electrons, Buckyballs, and Orifices: Nature's Way of Minimizing Energy*

á
**University of
Central Florida**, Orlando, FL Ð November, 2011

* **Convexity of harmonic
densities *

á **WKU Math Symposium**, Bowling Green, KY Ð October, 2011

* A
fascinating polynomial sequence arising from an electrostatics problem on the
sphere*

á **International Symposium in Approximation Theory**, Nashville, TN Ð May, 2011

*A fascinating polynomial sequence arising from an
electrostatics problem on the sphere*

á
**New Perspectives in Univariate and
Multivariate Orthogonal Polynomials**, BIRS, Banff, Canada Ð October, 2010

* Ping
**pong
balayage and convexity of equilibrium measures*

á
**Troy
University Colloquium, **Troy, AL Ð November 3,
2010** **

* Electrons,
Buckyballs, and Orifices: Nature's Way of Minimizing
Energy*

á
**University of
South Alabama Colloquium, **Mobile, AL Ð October 7,
2010** **

* Electrons,
Buckyballs, and Orifices: Nature's Way of Minimizing
Energy*

á
**Math Circle**, Mobile, AL Ð October 4, 2010 http://gauss.usouthal.edu/~mathcircle/

* Famous
Sequences of Numbers: The Untold Story of Difference Equations*

á
**University of
South Florida**, Tampa, FL Ð October 1,
2010

* Ping
pong balayage and **convexity
of Riesz and logarithmic equilibrium measures*** **

á **University
of South Alabama**, Mobile, AL Ð
September 30, 2010

* Discrete
orthogonal polynomials on the real line and constrained energy problem*

á **University
of South Alabama** Mobile, AL Ð
September 29, 2010

* Orthogonal
polynomials on the real line and external field problem*

á
**University of
North Florida Colloquium, **Jacksonville, FL Ð
September 24, 2010** **

* Ping
pong balayage and **convexity of
equilibrium measures*

á **University
of South Alabama** Mobile, AL Ð
September 23, 2010

* On
a classical theorem of potential theory in the complex plane Ð II*

á **University
of South Alabama** Mobile, AL Ð
September 22, 2010

* On
a discrete Zolotarev problem with applications to the
Alternating Direction Implicit (ADI) method. *

á **University
of South Alabama** Mobile, AL Ð
September 21, 2010

* On
a classical theorem of potential theory in the complex plane Ð I*

á **University
of South Alabama**, Mobile, AL Ð
September 14, 2010

* Generalization
of Bernstein-Erdos conjecture and the Lebesgue function*

á
**University of
South Alabama Colloquium, **Mobile, AL Ð September
16, 2010** **

* Minimal
energy problems and applications: Ping pong balayage
and **convexity of equilibrium measures*

á **University
of South Alabama**, Mobile, AL Ð
September 14, 2010

* Generalization
of Bernstein-Erdos conjecture and the Lebesgue function*

á
**University of
Mississippi Colloquium, **Oxford, MS Ð September 10, 2010

* Ping
**pong balayage and
convexity of equilibrium measures*

á
**International
Conference Ð Constructive Theory of Functions**, Sozopol, Bulgaria Ð June, 2010

* **The asymptotic behavior of Carleman
orthogonal polynomials*

á
**International
Conference Ð Optimal Configurations on the Sphere and Other Manifolds**, Nashville, TN Ð May, 2010

* **Separation
results for optimal Riesz energy points on the sphere
and axis-supported external fields*

á **13 ^{th} International Conference in Approximation
Theory**, San Antonio, TX Ð March, 2010

*The
asymptotic behavior of Carleman orthogonal
polynomials**"* Ð Frontiers in Orthogonal
Polynomials Mini-symposium

á
**Computational
Methods and Function Theory 2009, Ankara, Turkey **Ð June, 2009

*Axis-supported External Fields on the Sphere*

á
**Western
Kentucky University Math Symposium**,
Bowling Green, KY Ð October, 2008

School
Districts on Mars, Fuel Depots on Jupiter, Inimical Dictators on Neptune?!*
Or How to Arrange Points on the Sphere*

á **Technical University Colloquium, **Graz, Austria Ð October, 2008

*Iterative
balayage algorithm - applications to Riesz and logarithmic potentials*

á **University of South Alabama Math Circle**, Mobile, AL Ð October, 2008

School
Districts on Mars, Fuel Depots on Jupiter, Inimical Dictators on Neptune?!*
Or How to Arrange Points on the Sphere*

á **University of Mississippi Colloquium**, Oxford, MS Ð October, 2008

*Electrons,
Buckyballs, and Orifices: NatureÕs Way of Minimizing
Energy*

á **Western Kentucky University Colloquium**, Bowling Green, KY Ð January, 2008

*Balayage** Iteration and Minimal Energy Problems*

á
**Modern
Approaches in Asymptotics of Polynomials**, BIRS, Banff, Canada Ð November, 2007

*Iterative Balayage
Techniques with Applications to Riesz and Logarithmic
Potentials*

á
**Geometric
Measure Theoretic Approaches to Potentials on Fractals and Manifolds**, Oberwolfach Mathematics
Institute, Germany Ð April, 2007 *"Minimal Energy Problems with Riesz External Fields and Applications"*

á **12 ^{th} International Conference in
Approximation Theory**, San Antonio, TX
Ð March, 2007

*On an
Energy Problem with Riesz External Field*

á **Sofia University Colloquium**, Sofia, Bulgaria Ð June, 2006

*Riesz**
energy points distribution*

á **Western Kentucky University Colloquium**, Bowling Green, KY Ð April, 2006

*Minimal
Energy Points on the Sphere*

á **Special Session, 2005 AMS Sectional Meeting, **Bowling Green, KY Ð March, 2005* *

*Separation
of minimal s-energy points on the sphere*

á **Constructive Functions Tech-04, International
Conference in Georgia Tech, **Atlanta,
GA** **Ð November, 2004

*Riesz**
spherical potentials with external fields and minimal energy points separation*

á **Special Session AMS National meeting**, Phoenix, AZ** **Ð January, 2004

*On a
class of classical polynomials, uniformly approximating the checkmark function*

á **Vanderbilt University Seminar**, Nashville, TN** Ð **October, 2003

*On a
discrete Zolotarev problem with applications to the
Alternating Direction Implicit (ADI) method*

á **Troy University Colloquium**, Troy, AL** Ð **September, 2003

*Minimal
Arrangements on the Sphere*

á **Advances in Constructive Approximation 2003**, Nashville, TN Ð May, 2003

*Polynomial
Approximation of the Checkmark Function*

á **Sigma Xi Brown Bag talk**, IPFW Ð December, 2002

*The Science of Spherical Arrangements - Fulerenes, Electrons, and Soccer Ball Designs*** **

á **Constructive Function Theory 2002**, Varna, Bulgaria Ð June, 2002* *

*Optimal Point Configurations on the Sphere*

á **AMS regional meeting -- Special Session, Chattanooga,
TN **Ð October, 2001

*Logarithmic Points on the Sphere*

á **Computational Methods and Function Theory 2001,
Portugal **Ð June, 2001

*Minimal Discrete Energy on the Sphere*

á **Texas A&M Colloquium **Ð March, 2001

*The support of the equilibrium measure*

á **University of Houston Colloquium- Downtown **Ð March, 2001

*Soccer ball design and energy problems*

á **Indiana-Purdue University **Ð April, 2000, Pi Math Club

*Chemistry, Physics, and Mathematics behind the Soccer Ball Design Ð Or How
to Distribute Dictators on a Planet*

á **Plovdiv University Colloquium, **Plovdiv, Bulgaria Ð March, 2000

*Minimal problems and their applications to orthogonal polynomials*

á **FoCM**** International Workshop on Minimal Energy Problems,
Hong Kong **Ð November, 1999

*Constrained energy problem and applications*

á **University of Akron Colloquium**Ð September, 1998

*Constrained energy problem and discrete orthogonal polynomials*

á **Katolieke**** Universiteit Colloquium**, Leuven, Belgium** **Ð July, 1998

*Constrained Leja points and numerical solution of
the constrained energy problem*

á **Ohio State University Seminar** Ð November, 1997

*Constrained energy problem and zero asymptotics of
discrete orthogonal polynomials*

__Contributed
Presentations:__

á **ICAAMM 2015**,
Istanbul, Turkey Ð June, 2015

*On the
Checkmark Function Polynomial Approximation*

á **MAA Indiana Sectional Meeting**, Fort Wayne, IN Ð April, 2014

*On the separation of optimal
spherical configurations*

á **MAA Indiana Sectional Meeting**, Indianapolis, IN Ð October, 2011

* A
fascinating polynomial sequence arising from an electrostatics problem on the
sphere*

á **11 ^{th} International Conference in
Approximation Theory**, Gatlinburg, TN
Ð May, 2004

* On
a discrete Zolotarev problem and its applications to
the Alternating Direction Implicit (ADI) method*

á **Sigma Xi National Meeting**, Galveston, TX Ð November, 2002

*Spherical Arrangements with Minimal Energy*

á **10 ^{th} International Conference in
Approximation Theory**, St. Louis, MO Ð
March, 2001

á **NATO ASI and International Conference on Special
Functions 2000**, Tempe, AZ Ð June,
2000

*The support of the equilibrium measure for a class of external fields on a
finite interval*

á **AMS regional meeting** Ð Contributed Papers Session, Buffalo, NY Ð April, 1999

*Constrained Leja Points and Applications*