Analysis Seminar (201012, 200710)
2019  2020 Fridays Thursdays 23, Korman 245
Mar 6  Kennett Dela Rosa (Drexel)  
Feb 21  Hugo Woerdeman (Drexel)  Error Bounds and Singularity Degree in Semidefinite Programming. 
Dec 5  Thomas Yu (Drexel)  The gradient descent method is cursed by illconditioning only in dimension 3 and higher. 
Nov 21  Ross Griebenow (Vertex Labs)  Continued fractions and the irrationality measure of π. 
Nov 14  Edward Poon (EmbryRiddle)  
Oct 31  Joshua Jackson (Drexel)  Determinantal representation of bivariate polynomials. 
Oct 24  Anatolii Grinshpan (Drexel)  A semilinear system with positivity conditions 
2018  2019 Mondays 23, Korman 245
June 3
 Hugo Woerdeman (Drexel)  Fourier coefficients of spectral density functions. 
May 20  Matthew Ziemke (Drexel)  An Elementary Construction of the GKSL Master Equation for Nlevel Open Quantum Systems.

May 13
 Joshua Jackson (Drexel) 

May 6
 Thomas Yu (Drexel)  Analysis of Precurrence: a dynamical system point of view. 
April 29
 Kennett Dela Rosa (Drexel)  Location of Ritz values in the numerical range of normal matrices. 
April 8
 Stephen Melczer (Penn)  Asymptotics of multivariate generating functions. 
April 1
 Anatolii Grinshpan (Drexel)
 About Flint Hills (after M. Alekseyev). 
2017  2018 Fridays 12, Academic 302
Jun 13  Thomas Yu (Drexel)  More tractable alternatives to sum of squares and semidefinite optimization (after Ahmadi & Majumdar). (Wed 34) 
Jun 8
 Joshua Jackson (Drexel)  Realizations and polynomials in two variables. 
Jun 1
 Kennett Dela Rosa (Drexel)
 
May 30  Harm Bart (Erasmus U)  Vanishing vectorvalued logarithmic residues and unusual Cantor sets. (Colloquium: Wed 34) 

 
May 25  Benjamin Grossman (Drexel)  The cyclic rank completion problem with regular blocks.

Apr 2  Nahum Zobin (William and Mary)  
Apr 13  Anatolii Grinshpan (Drexel)  A problem of Steinitz. 
Mar 9  Matthew Ziemke (Drexel)  Semigroups on B(H) having an invariant faithful normal state.

Feb 23  Hugo Woerdeman (Drexel)  Maximum determinant positive definite Toeplitz completions.




Dec 8
 Tamara Kolda (Sandia National Labs)  Tensor decomposition: a mathematical tool for data analysis and compression. 
Nov 3  Benjamin Grossman (Drexel)  



Oct 20  Joshua Jackson (Drexel)  On factorization, indices and completely decomposable matrix polynomials (after Gohberg, Lerer, and Rodman). 
Oct 6  Thomas Yu (Drexel)  A uniqueness proof of Willmore minimizer with prescribed isoperimetric ratio: the magic of holomorphic function, holonomic function, and the agony of positive recurrence. 
2016  2017 Fridays 121, Korman 245
May 19  Georgi Medvedev (Drexel)  The Mean Field Limit of the Kuramoto Model on Random Graphs.  
May 12  Jianxin Chen (U Maryland)  Quantum algorithm for multivariate polynomial interpolation.  
May 5  Tim Faver (Drexel)  
Apr 28  Ben Grossman (Drexel)  
Apr 21  Hugo Woerdeman (Drexel)  
Apr 14  Soumyashant Nayak (U Penn)  Determinant Theory in Finite Factors and Extensions of Hadamard's Inequality  
Feb 10  Matthew Ziemke (Drexel)  
Feb 3  Leonard Stevenson (Drexel)  
Jan 27  Anatolii Grinshpan (Drexel)  Spencer’s ``six standard deviations” theorem.  
Dec 2
 Joe Erickson (Drexel)  Zeros of Linear Combinations of Partial Sums of the Exponential Function II.


Nov 18  Anatolii Grinshpan (Drexel)  Volumes of projections of parallelotopes.


Nov 11  Lechao Xiao (U Penn) 
 




Oct 28  Joe Erickson (Drexel)
 Zeros of Linear Combinations of Partial Sums of the Exponential Function I.


Oct 21
 Leonard Stevenson (Drexel)  Antiderivatives of FirstOrder NC Functions, Part II


Oct 14  Leonard Stevenson (Drexel)  Antiderivatives of FirstOrder NC Functions, Part I


Sept 30  Patrick Waters (Temple)  Universality of the Stochastic Bessel Operator.


2015  2016 Fridays 23, Korman 245
May 20  Timothy Faver (Drexel)  
May 13  Jonah Blasiak (Drexel)  
Apr 15  Anatolii Grinshpan (Drexel)  On sphere packing in Rn. 
Apr 8  Hugo Woerdeman (Drexel)  On mapping theorems for numerical range (after Klaja et al). 
Mar 4  Thomas Yu (Drexel)  
Feb 19  Anatolii Grinshpan (Drexel)  Hilbert’s third problem. 
Feb 12  Robert Boyer (Drexel)  
Feb 5  Charles Burnette (Drexel)  Abelian Squares and Their Progenies (continued). 
Jan 29  Charles Burnette (Drexel)  Abelian Squares and Their Progenies (continued). 
Jan 22  Chung Wong (Drexel)  Abelian Squares and Their Progenies. 
Jan 15  Anatolii Grinshpan (Drexel)  Khinchin’s inequality. 
Jan 8  David Kimsey (U Newcastle)  
Dec 4  Hugo Woerdeman (Drexel)  Proof of Anderson’s paving conjecture (continued). 
Nov 20  Ben Grossman (Drexel)  On the quantum chromatic number of a graph (after Cameron et al). 
Nov 13  Hugo Woerdeman (Drexel)  Proof of Anderson’s paving conjecture (continued). 
Nov 6  Hugo Woerdeman (Drexel)  Proof of Anderson’s paving conjecture (continued). 
Oct 30  Hugo Woerdeman (Drexel)  Proof of Anderson’s paving conjecture (after Marcus, Spielman & Srivastava). 
Oct 23  Charles Burnette (Drexel)  Periods of Iterated Rational Functions over a Finite Field. 
Oct 16  Hugo Woerdeman (Drexel)  Realzero polynomials. 
Oct 9  Pawel Hitczenko (Drexel)  Recurrences for generating polynomials and their probabilistic consequences. 
. 
2014  2015 Fridays 34, Korman 245
June 1  Joseph Ball (Virginia Tech)  Interpolation and Transfer Function Realization for the NonCommutative SchurAgler (colloquium) 
May 29  Per Alexandersson (U Penn)  Banded Toeplitz matrices and linear recurrences. 
May 22  JeanLuc Bouchot (RWTH Aachen)  A multilevel compressed sensing PetrovGalerkin method for the approximation of parametric PDEs. 
May 8  Anatolii Grinshpan (Drexel)  Of Ball and cube. 
Apr 24  Gulnara Abduvalieva (Drexel)  Implicit/inverse function theorems on the set of nilpotent matrices. 
Apr 17  Amanda Parshall (Drexel)  The asymptotic distribution of parameters in random weighted staircase tableaux. 
Apr 10  Hugo Woerdeman (Drexel)  Ritz values of normal matrices and Ceva’s theorem (after Carden & Hansen). 
Mar 13  Dmitry KaliuzhnyiVerbovetskyi (Drexel)  Contractive determinantal representations of stable polynomials. 
Feb 27  Charles Burnette (Drexel)  Representing Random Permutations as a Product of Two Involutions. 
Dec 5  Ben Grossman (Drexel)  Generalized Choi Maps in ThreeDimensional Matrix Algebra (after Cho, Kye & Lee). 
Nov 21  Anatolii Grinshpan (Drexel)  Herbert Stahl’s proof of the BMV conjecture (after Eremenko). 
Nov 14  Gulnara Abduvalieva (Drexel)  Implicit/inverse function theorems for free noncommutative functions. 
Nov 7  Lei Cao (Drexel)  Horn’s problem, Vinnikov curves, and interpretations of hives. 
Oct 31  Hugo Woerdeman (Drexel)  
Oct 24  Robert Boyer (Drexel)  Inequalities for Square Roots of Dilogarithms. 
Oct 17  Simon Foucart (U of Georgia)  Two extra structures in sparse recovery: nonnegativity and disjointedness.




2013  2014 Fridays 34, Korman 245
Apr 18  Lei Cao (Drexel)  
Apr 4  Hugo Woerdeman (Drexel)  Moment problems: one variable vs two variables. 
Feb 28  Hugo Woerdeman (Drexel)  A stabilization theorem for Hermitian forms and applications to holomorphic mappings (after Catlin & D’Angelo) 
Feb 21  Daniel Parry (Drexel)  A OnePage Proof of Dyson's Crank Distribution Conjecture. 
Feb 14  Zhongyuang Li (U. Cambridge)  Critical parameters of lattice models. (colloquium)

Feb 7  Ahmad Sabra (Temple)  Reflector problem and the inversesquare law. 
Jan 31  Ting Zhou (MIT)  On transformationoptics based invisibility. (colloquium) 
Jan 22  Nester Guillen (UCLA)  Free boundaries in random domains. (colloquium) 
Jan 15  Scott McCullough (U. Florida)  Free convex analysis and semialgebraic geometry. (colloquium) 
Nov 22  Seva Joukhovitski  
Nov 15  Anatolii Grinshpan  Determinantal representation of stable polynomials with real coefficients. 
Nov 8  Dmitry KaliuzhnyiVerbovetskyi  Longresolvent representations of rational Cayley inner HerglotzAgler functions (continued). 
Nov 1  Dmitry KaliuzhnyiVerbovetskyi  Longresolvent representations of rational Cayley inner HerglotzAgler functions. 
Oct 25  Hugo Woerdeman  The Schwarz lemma and the SchurAgler class (continued). 
Oct 18  Andrey Melnikov  A generalization of the inverse scattering for linear differential equations. 
Oct 11  Hugo Woerdeman  The Schwarz lemma and the SchurAgler class. 
Oct 4  Patrick Clarke 
2012  2013 Fridays 34, Korman 245