# Talks

• 2017 (64)
1. (invited) title TBA,  Mathematical Congress of the America (MCA), Montreal, Canada July 24-29, 2017
2. (invited) Recent developments in Gabor orthogonal bases on finite vector spaces, Combinatorial and Additive Number Theory Conference, the Graduate Center, May 25, 2017
3. (invited) Tight wavelet frames in finite vector spaces, Conference on Harmonic Analysis and Geometry of Fractal Sets, Ohio State University, Feb. 3-5, 2017
4. (invited)  Recent developments on the Fuglede Conjecture, AMS special session on "Women in Analysis, in honor of Cora Sadosky", Joint Mathematics Meetings, Atlanta, Jan. 7, 2017
5. (invited) Structure of cyclic shift-invariant spaces on the Heisenberg group, AMS special session on " Lie Groups, Discretization, and Gelfand Pairs”, Joint Mathematics Meetings, Atlanta, Jan. 5, 2017
6. (invited)  Fuglede Conjecture in finite vector spaces over prime fields, AMS special session on " Bases in Function Spaces: Sampling, Interpolation, Expansions and Approximations", Joint Mathematics Meetings, Atlanta, Jan. 4, 2017
7. (invited) Wavelet Sets in Vector Spaces over Cyclic Groups of Prime Order, AMS special session on " Bases in Function Spaces: Sampling, Interpolation, Expansions and Approximations", Joint Mathematics Meetings, Atlanta, Jan. 4, 2017
• 2016 (58)
1. (invited) Lattice translation orthogonal systems on the Heisenberg group; at Representation Theory Seminar, the Graduate Center, December 2, 2016
2. (invited) Tiling and Spectral Sets in $\Bbb Z_p \times \Bbb Z_p$at Special session on “Frames, Harmonic Analysis, and Operator Theory” at AMS Sectional Meeting at North Dakota State University in April 16-17,
3. (invited) Sampling and Interpolation on Certain Nilpotent Lie Groups, at Special session on “Frames, Wavelets and Gabor Systems”  at AMS Sectional Meeting at North Dakota State University in April 16-17,
4. (invited) Fuglede Conjecture holds in ${\Bbb Z_p^2}$February Fourier Talk (FFT) 2016, Feb. 18-19,  College Park, Maryland
5. (invited) Tiling and spectral are equivalent in $\Bbb Z_p\times \Bbb Z_p$, Colloquium talk, University of South Florida, Tampa, Feb. 12, 2016
• 2015 (53)
1. Fourier bases for functions on finite rings, the Graduate Cener, CUNY, Sept. 2, 2015
2. Lecture 1, Fuglede Conjecture for lattices in ${\Bbb R^d}$ is true, for the mathematics professors and graduate students at Universidad Autónoma de Madrid, Spain, June 23, 2015
3. Lecture 2, Exponential Riesz bases and Paley Wiener spaces, for the mathematics professors and graduate students at Universidad Autónoma de Madrid, Spain, June 25, 2015
4. Lecture 3, Fugelde Conjecture holds in ${\Bbb Z_p}\times {\Bbb Z_p}$ (Part I) , for the mathematics professors and graduate students at Universidad Autónoma de Madrid, Spain, June 30, 2015
5. Lecture 4, Fugelde Conjecture holds in ${\Bbb Z_p}\times {\Bbb Z_p}$ (Part II) , for the mathematics professors and graduate students at Universidad Autónoma de Madrid, Spain, July 2, 2015
6.  Signal Analysis by Wavelet Transformation, at Feliks Gross Awards Ceremony at the Graduate Center, CUNY, May 7, 2015
7. Riesz basis spectral and Paley-Wiener spaces, AMS Sectional Meeting, Washington D.C., March 8, 2015
8. Semidirect product groups and Haar integrals, at the Graduate Center, Feb. 6, 2015
9. Invited speaker, A correspondence between Paley-Wiener spaces and exponential bases, 2015 JMM (Joint Mathematical Meetings), San Antoine, Jan. 10-13, 2015.
10. Invited speaker ar Joint Mathematical Meetings,  Frames and Their Applications, III, Saint Antoine, Jan. 10-12, 2015
• 2014 (43)
1. Invited speaker, Connection between exponential bases and translation bases, Bronx Community College, Dec. 2, 2014
2. (Invited speaker) Frames of translates on the Heisenberg group, 5th International Conference on Computational Harmonic Analysis, May 19-23, 2014, Vanderbilt University
3. (Invited speaker) ﻿2014 Spring Eastern Sectional Meeting, University of Maryland, Baltimore County, Baltimore, MD, March 29-30, 2014 (Saturday - Sunday) Meeting #1098
4. (Invited speaker) Finite frames and their applications in signal transmission, City University of New York, Queensborough, March 12, 2014
5.  An introduction to finite frame theory and its application in signal transmission, The Graduate Center, City University of New York, Feb. 7, 2014
6. (Invited speaker) LP decomposition of abstract Besov norms in terms of band-limited functions Applied Analysis Seminar talk, Yale University, New Haven, CT, Jan. 23, 2014,
• 2013 (37)
1.  (Invited speaker) Littlewood-Paley decomposition of abstract Besov spaces and applications
Washington University, St. Louis, MO (Fall Central Sectional Meeting)- October 18-20, 2013 (Friday - Sunday)
2. (colloquium talk) Study of bases for cyclic subspaces on the Heisenberg group, St. Louis University, Sept 5, 2013
3. (Invited speaker) Bracket map for the Heisenberg group and the characterization of cyclic subspaces, Spring Western Sectional Meeting
University of Colorado Boulder, Boulder, CO, April 13-14, 2013 (Saturday - Sunday), Meeting #1089
4. (Invited speaker) The Rotation Groups and its Representations; Mathematical Physics Graduate Seminar, April 15, 2013.
• 2012 (33)
1. (Invited speaker) Structure of Shift-Invariant Subspaces and their Bases for the Heisenberg Group, Texas A&M University, College Station, July 16 - 22.
2. (Invited speaker) Wavelet frames and some of their applications in practice, Colloquium talk at Queens College, CUNY, April 19, 2012
3. (Invited speaker) Shift invariant subspaces for the Heisenberg group, Analysis of Wavelets, Frames and Fractals, Special seeion of the Spring Eastern AMS meeting, George Washington University, DC, March 18, 2012
4. (invited speaker) An introduction to frames and wavelet frames - Math and Computer Science Colloquium talk at City College, CUNY, March 6, 2012
5. (Invited speaker) Structure of shift-invariant subspaces for the Heisenberg group, at AMS Session on Classical and Abstract Harmonic Analysis: Topological and Lie Groups, Boston, Massachusetts, Jan. 7, 2012.
• 2011 (28)
1. (invited speaker) Besov spaces on Carnot spaces: Yet another example of coorbit spaces, Shanks Conference and Lecture in Approximation Theory,  at Vanderbilt University, Nashville, Tennessee, May 17-21, 2011.
2. (with honorarium) Wavelets: A tool for studying Banach function spaces, Purdue University, West Lafayette, Jan. 27, 2011
3. (Invited speaker)  Homogeneous Besov spaces on the stratified Lie groups as generalized coorbit spaces,  AMS Joint Meeting, New Orleans, Jan. 7, 2011
4. (with honorarium)) In-homogeneous Besov spaces for abstract Hilbert spaces, A satellite workshop of AMS in Baton Rouge,  State University of Louisiana,  Jan. 5, 2011
•  2010 (24)
1. Wavelets on the Heisenberg group versus the real line, The City Tech Research Conference, CUNY,  March 12, 2010.
2. (Invited speaker) Multiresolution Shannon-type wavelet on the Heisenberg group, AMS Joint Meeting, San Francisco, Jan. 16, 2010
3. (Invited speaker) Construction of a Shannon-type wavelet on the Heisenberg group,  Workshop on Optimal Frames and Operator Algebras",  San  Francisco State University Jan 17-18, 2010, as a Satellite Workshop of the AMS National Conference in San Francisco Jan 13-16, 2010
• 2009 (21)
1. (Invited speaker with honorarium)  Spin wavelets on the sphere and their characterization into frames,  Illinois/MIssouri Applied Harmonic Analysis Seminar, St. Louis University, Nov. 14, 2009.
2. (Invited speaker with honorarium)  Heisenberg wavelet sets and their characterization, Texas A&M University, July  29, 2009.
3. (Invited speaker with honorarium) Wavelet frame characterization of Besov spaces on stratified Lie groups, St. Louis University, May 28, 2009.
4. (Invited speaker with honorarium) Shannon-type wavelet on the Heisenberg group, Washington University in St. Louis,  May 26, 2009.
5. (Invited speaker with honorarium) Wavelet frames on stratified Lie groups  and their applications, Oregon, The University of Oregon, March 31, 2009.
• 2008 (16)
1. (with honorarium) Spectral theory approach to wavelet theory on Lie groups, Texas A\&M University, Jul.23, 2008.
2. Well-localized wavelets on compact manifolds,  Strobl, Austria, Jul.9, 2008.
3. Schwartz frames on the sphere,  Technische Universitaet Muenchen,  Jun.4, 2008
4. (invited speaker)  Mexican hat needlets and the uncorrelated coefficients, University of Rome  Tor Vergata,  Italy, Mar.17, 2008.
5. (with honorarium) Introduction to Wavelets on the Sphere, University of Waterloo, Feb 15, 2008.
•  2007 (11)
1. Besov Spaces and frames on stratified Lie groups, Inzell, Germany, Sep.17-21, 2007.
2. (Poster presentation) Nearly tight wavelet frames for stratified Lie groups, Strobl, Austria, Jun.18-22, 2007
3. (with honorarium) An introduction to the Schwartz frames on the stratified Lie groups, Rafsanjan, Iran, Mar.7-9, 2007
4. (Invited speaker) Approximation through the  Schwartz wavelets with arbitrary many vanishing moments, University of Erlangen, 47th Workshop in Approximation Theory,  Nuernberg, Germany,  Feb.02, 2007
•  2006 and earlier (7)
1. Discrete and continuous mexican hat wavelet on the Heisenberg group, ICM,   Madrid, Aug.23-30, 2006
2. Constructing and implementing wavelets on the torus, HASSIP Workshop  06, GSF-IBB,   Neuherberg Munich, Germany,  Sep.11-14, 2006
3. (poster presentation) Mexican hat wavelet on the Heisenberg group, Workshop on Wavelets and Applications Semester, EPFL, Lausanne, Switzerland,  Jul.10-14, 2006
4. Some continuous and discrete wavelet theory for the Heisenberg group and other stratified Lie groups, Workshop on Recent Progress in Wavelet Analysis and Frame Theory, Bremen, Germany, Jan.23-26,  2006
5. Some wavelet theory for stratified Lie groups through the  solution of heat equation, Int. Conf. in  Harmonic Analysis and Partial Differential Equations, Kiel, Germany,  Jun 2005
6. (with honorarium) An introduction to continuous and discrete wavelets on the Heisenberg group, Stony Brook University, New York, Feb.22, 2005
7. Shannon multiresolution analysis on the Heisenberg group, TUM, Technische Universitaet Muenche, Germany, Jun 2003

Presentations for Students

1. Adjoint operators in Hilberts spaces, sesquilinear forms and applications, the Graduate Center, CUNY, Nov. 11, 2016
2. An introduction to finite frame theory and its application in signal transmission, the Graduate Center, CUNY, Feb. 7, 2014,

updated August 2014

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Kupferberg Holocaust Resource Center and Archives

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