Past Events

Philadelphia Area Density Functional Theory Day was a one day workshop in 2017 organized by Eric Stachura and Joshua Schrier. View Details »

Bi-College Math/Stat Colloquium Archive

2019-20

Fall 2019

Date	Location	Speaker	Title
9/16	Bryn Mawr	Elizabeth Drellich Haverford College	"Cars, cartoons, and Cohomology"
9/23	Bryn Mawr	Nancy Zhang University of Pennsylvania/Wharton	"Transfer Learning in Single Cell Transcriptomics"
9/30	Haverford	Marissa Loving Georgia Tech	"Surfaces: BIG and small"
10/7	Bryn Mawr	Tarik Aougab Haverford College	“Properties of Random Curves on Surfaces”
10/14	Fall Break	No Talk
10/21	Haverford	Thomas Ng Temple University	“Counting and growth in infinite graphs and groups”
10/28	Haverford	Chung-Nan Tzou Haverford College	“Fluid Models with Sharp Interfaces - Clouds and Plumes”
11/4	Haverford	Tom Crawford Swarthmore College	“Cusps in Hyperbolic Spaces”
11/11	Bryn Mawr	Shelby Wilson University of Maryland	"A mathematical model of temperature effects on human sleep regulation"
11/18	Haverford	Jordan Dworkin University of Pennsylvania	"Statistical modeling and analysis of magnetic resonance imaging data"
11/25	Bryn Mawr	Mona Merling University of Pennsylvania	“Algebraic K-theory and Its Connections to Other Fields”
12/2	Bryn Mawr	Candice Price Smith College	"Unravelling Biochemistry Mysteries: Knot Theory Applied to Biochemistry”
12/9	Haverford	Liz Newman Emory University	"Tensor Linear Algebra: The Next Dimension"

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2018-19

Fall 2018

Date	Location	Speaker	Title
9/17	Bryn Mawr	Rebecca Everett Haverford College	“Using Mathematical and Statistical Modeling to Understand Behavior Change in Problem Drinkers”
9/24	Haverford	John Bergdall Bryn Mawr College	"Approximating roots: from Newton to the ghost conjecture”
10/1	Bryn Mawr	Jason Cantarella University of Georgia	“Modeling the ‘Cambrian explosion’ of Topological Polymers”
10/8	Bryn Mawr	Tamar Friedmann Haverford College	"From Lie Algebras to Catalan Numbers and Beyond"
10/15	Fall Break	No Talk
10/22	Haverford	Angela Hicks Lehigh University	"Symmetric Functions and Beyond"
10/29	Bryn Mawr	David Futer Temple University	“Can You Hear the Shape of a 3-Manifold?”
11/5	Haverford	Karola Meszaros Cornell University & Institute for Advanced Study	"Grothendieck polynomials via flow polytopes"
11/12	Bryn Mawr	Will Heuett Marymount University	"Bayesian Model Selection: Removing Our Biases and Allowing the Data to Guide Us"
11/19	Haverford	Isaac Klapper Temple University	"Linking Microbial Metabolism to Microbial Community Environment"
11/26		No Talk
12/3	Haverford	Kim Ruane Tufts University	"A Geometric Proof of Parity of Permutations"

Spring 2019

Date	Location	Speaker	Title
2/4	Bryn Mawr	Ailana Fraser University of British Columbia / Institute for Advanced Study	“Minimal Surfaces and Sharp Eigenvalue Bounds”
2/11	Haverford	Anna Pun Drexel University	“An introduction to symmetric functions - a gem in Algebraic Combinatorics”
2/18	Bryn Mawr	Amanda Folsom Amherst College / Institute for Advanced Study	“Symmetry, almost”
2/25	Haverford	Nsoki Mavinga Swarthmore College	"Delay Differential Equations with Applications to the Analysis of the Spread of Vector-Borne Diseases”
3/4	Bryn Mawr	Nancy Zhang University of Pennsylvania/Wharton	“Transfer Learning in Single Cell Transcriptomics”
3/11	Spring Break	No Talk
3/18	Haverford	Michael Stein University of Chicago	“Statistical extremes: Theory and practice”
3/25	Bryn Mawr	Zvezdelina Stankova UC Berkeley	“Restricted Patterns of the Past, Present and Future”
4/1	Haverford	Nick Battista The College of New Jersey	“Holey Tentacles, Batman! How complex morphologies affect jellyfish swimming performance”
4/8	Haverford	Joanna Burt-Kinderman Haverford College Alum	"Problematizing Math Teaching: A journey from Haverford to revolution in West Virginia math classrooms"
4/15	Bryn Mawr	Mira Bernstein Tufts University	"Gerrymandering: Why It's More Complicated Than You Might Think"
4/22	Haverford	Andy Eisenberg Saint Louis University	"Rewriting Systems and Gilman's Conjecture"
4/29	Bryn Mawr	Stephanie Dick University of Pennsylvania / History and Sociology of Science	"Making Up Minds: Computing and Proof in the Postwar United States"

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2017-18

Fall 2017

Date	Location	Speaker	Title
9/18	Bryn Mawr	Herman Gluck University of Pennsylvania	How Much Must You Bend a Rope to Tie a Knot?
9/25	Haverford	Kyle Hayden (HC '13) Boston College	Young Alumni Lecture: Braids in algebra and topology
10/2	Bryn Mawr	Robert Buchanan Millersville University	A Novel Geometry-Based Cryptosystem
10/9	Haverford	Nathan Williams University of Texas at Dallas	Doppelgängers
10/16	Fall Break	No Talk
10/27 *	Bryn Mawr	Maria Vega United States Military Academy	CANCELLED Smash Coproduct Extensions for Hopf Algebras
10/30	Haverford	Adam Piggott Bucknell University	Graph products of groups and their automorphisms
11/6	Bryn Mawr	Colin Diemer Institut des hautes etudes scientifiques (IHES)	Flips, Flops, and Surgery for Rings and Modules
11/13	Haverford	Alanna Hoyer-Leitzel Mount Holyoke College	Possible Quantifications of Resilience
11/20	Thanksgiving	No Talk
11/27	Bryn Mawr	Charles Cunningham Haverford College	"What's the Shape of a Group?"

Spring 2018

Date	Location	Speaker	Title
2/12	Haverford	Cristian Gutierrez Temple University	On the existence of dichromatic single element lenses
2/26	Haverford	Nina Xu Bucknell University	Extended Canonical Correlation analysis: beyond one-on- one correlation
3/5	Bryn Mawr	Karen Taylor Bronx Community College, CUNY and Bryn Mawr College	Arithmetic and Modular Forms
3/12	Spring Break	No Talk
3/26	Bryn Mawr	Dennis DeTurck University of Pennsylvania	Continuous Symmetries and Linking Integrals
4/2	Haverford	Anisah Nu'Man Ursinus College	Geodesic words for groups and formal language theory
4/9	Bryn Mawr	Lillian Pierce Duke University and Institute for Advanced Study	Marching Bands, Prime Numbers, and Sieves: Sometimes Imprecision Wins
4/13 4 p.m.	Haverford	Thane Plambeck	Combinatorial game theory in the Apple and Google App stores
4/16	Haverford	Rosemary Guzman University of Chicago	Quantitative Mostow Rigidity: Relating volume to topology for hyperbolic 3-manifolds
4/23	Bryn Mawr Park 243	Rebecca Goldin George Mason University and STATS/Sense about Science USA	Should you believe it? Critical minds in the information age

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2016-17

Fall, 2016

Date	Location	Speaker	Title
Sep 12	Haverford	Alexander Diaz-Lopez Swarthmore College	Peaks and descents of permutations
Sep 19	Bryn Mawr	Paul Feehan Rutgers University	Real analytic functions and their role in differential geometry, mathematical physics, and topology
Sep 26	Haverford	Walter Stromquist Bryn Mawr College	Fair Division: Pouring Wine and Cutting Cakes
Oct 3	Bryn Mawr	Eric Stachura Haverford College	Metamaterial lens design
Oct 10	Fall Break	No Talk	No Talk
Oct 17	Haverford	Robert Grizzard University of Wisconsin	Conjugate solutions to linear equations
Oct 24	Bryn Mawr	Anna Pun Drexel University	On decomposition of the product of Demazure atom and Demazure characters
Oct 31	Haverford	Robert Strain University of Pennsylvania	On the relativistic Vlasov-Maxwell System
Nov 7	Bryn Mawr	Heidi Goodson Haverford College	Elliptic Curves over Three Fields
Nov 14	Haverford	Jake Levinson University of Michigan	Syzygies, Hilbert polynomials, and matrix varieties
Nov 21	Bryn Mawr	Lise Chlebak Tufts University	A Time-Changed Q-Wiener Process
Nov 28	Haverford	Shari Moskow Drexel University	Inverse Problems: Determining the Equation from the Solution
Dec 5	Bryn Mawr	Yonatan Aumann Bar Ilan University	Fair and Square: Cake Cutting in 2D

Spring, 2017

Date	Location	Speaker	Title
1/16	MLK Day	No Talk	No Talk
1/23	Haverford Hilles 108*	Jason Liao Merck & Co., Inc.	Quantifying an Agreement Study
1/30	Bryn Mawr	Chelsea Walton Temple University	Quantum Symmetry
2/6	Haverford	Thomas Church Stanford University & Institute for Advanced Study	The cap set problem & fast matrix multiplication
2/13	Bryn Mawr	Robert Lemke Oliver Tufts University	Joint Philadelphia Area Number Theory Seminar: Prime Numbers, Randomness, and The Gambler’s Fallacy
2/20	Haverford		For information, contact Anne Wolverton.
2/27	Bryn Mawr	David Burstein Swarthmore College	Analyzing Network Dynamics Through Random Graph Models
3/6	Spring Break	No Talk	No Talk
3/13	Haverford	Kathryn Bryant Collorado College	The Unsolved(!) Inscribed Square Problem
3/20	Bryn Mawr	Dubi Kelmer Boston College	Shrinking Target Problems, Homogeneous Dynamics, and Diophantine Approximations
3/27 Meet at 4:30 p.m.	Haverford	Distinguished Visitor Gregory Campbell Former Director of Biostatistics, FDA	Biostatistics and Medical Devices: Making a Difference in People’s Health Everyday
4/3 Meet at 4:30 p.m.	Haverford	Ruthi Hortsch Bridge to Enter Advanced Mathematics (BEAM) Math Awareness Month!	Advanced Mathematical Pathways for Underserved Students
4/10	Bryn Mawr	Michael Tait Carnegie Mellon University	Applications of Finite Geometry in Extremal Combinatorics
4/17	Bryn Mawr	Helen Moore Bristol-Myers Squibb	Math Appreciation Week Keynote Address: Mathematical Optimization of Combination Therapy
4/24	Haverford Hilles 108*	Sam Payne Yale University	Simons Senior Thesis Colloquium: Chip-firing on graphs and divisor class groups

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2015-16

Fall, 2015

Date	Location	Speaker	Title
Monday Sep 14	Haverford	Pavel Grinfeld Drexel University	The Moving Surface Analogs of Classical Equations of Applied Mathematics
Monday Sep 21	Bryn Mawr	Amanda French Haverford College	Resonance and the Null Condition for Nonlinear Wave Equations
Monday Sep 28	Haverford	Maureen Carroll University of Scranton	A Recipe for Games on Planes
Monday Oct 5	Bryn Mawr	Yixin Guo Drexel University	Modeling Thalamocortical Relay Neuron, Parkinsonian Network, and Deep Brain Stimulation
Monday Oct 12	FALL BREAK	NO COLLOQUIUM
Monday Oct 19	Haverford	Holley Friedlander Dickinson College	Riemann’s Function for Function Fields
Monday Oct 26	Bryn Mawr	Emese Kennedy Muhlenberg College	Swing-up and Stabilization of a Single Inverted Pendulum on a Cart
Monday Nov 2	Haverford	Greta Panova University of Pennsylvania	Lattice models and symmetric functions
Monday Nov 9	Bryn Mawr	Ryan Kaliszewski Drexel University	Q-Analogs, Binomial Coefficients, and Catalan Numbers
Monday Nov 16	Haverford	Erica Graham Bryn Mawr College	Reproductive Hormone Dynamics: Modeling Regulation and Dysfunction
Monday Nov 23	Bryn Mawr	Jessica Purcell Institute of Advanced Study	Cusp Volumes of Alternating Knots
Monday Nov 30	Haverford	Ron Umble Millersville University	Detecting the Linkage of an n-Component Brunnian Link
Monday Dec 7	Bryn Mawr	Andreas Aristolelous West Chester University	Modeling Heterogenous Biofilms

Spring, 2016

Date	Location	Speaker	Title
Monday Jan 25	Bryn Mawr	Victor Barranca Swarthmore College	Compressed Coding in Sensory Systems: From Sparse Stimuli to Network Structure
Monday Feb 1	Haverford	Will Gryc Muhlenberg College	Auction Theory: What Math Can Tell Us About eBay, Teacup Auctions, and the Winner's Curse
Monday Feb 8	Haverford	Bill Gasarch University of Maryland	Advanced results in the theory of languages and computation which have simple proofs (Joint with the Computer Science Department)
Monday Feb 15	Haverford	Nayantara Bhatnagar University of Delaware	Limit Theorems for Longest Monotone Subsequences in Random Mallows Permutations
Monday Feb 22	Bryn Mawr	Jedidah Isler Vanderbilt University	TBA (Joint with the BMC Physics Department)
Monday Feb 29	Haverford	Christina Weaver Franklin & Marshall College	Mathematical Modeling of Neurons: from Data to Discovery
Monday Mar 7	SPRING BREAK	NO COLLOQUIUM
Monday Mar 14	Bryn Mawr	Trubee Davison Haverford College	TBA
Monday Mar 21	Haverford	Kyu-Hwan Lee University of Connecticut	TBA
Monday Mar 28	Bryn Mawr	Kathryn Haymaker Villanova University	TBA
Monday Apr 4	Haverford	Ralph Gomez Swarthmore College	TBA
Monday Apr 11	Bryn Mawr	Tim Chartier Davidson College	TBA (Math Awareness Keynote Speaker)
Monday Apr 18	Haverford	Stefanos Aretakis Princeton University	TBA
Monday Apr 25	Bryn Mawr	Karamatou Yacoubou Djima Swarthmore College	TBA

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2014-15

Fall 2014

Date	Location	Speaker	Title
Monday Sep 8	Haverford	R. Andrew Hicks Drexel	Controlling Ray Bundles with Reflectors
Monday Sep 15	Bryn Mawr	Jonathan Hanke	Quadratic Forms in Number Theory
Monday Sep 22	Bryn Mawr	Erica Graham North Carolina State University	Using Mathematics to Understand Why Insulin Resistance is Bad for You, but Can be Good for Your Cells
Monday Sep 29	Haverford	William Dunham University of Pennsylvania	An Afternoon with Euler
Monday Oct 6	Bryn Mawr	Rachel Hall St. Joseph's University	Submajorization and the Geometry of Unordered Collections, with Applications to Music and Welfare Economics
Monday Oct 20	Haverford	Isabel Averill Bryn Mawr	Building a Theorem: Start to Finish
Monday Oct 27	Bryn Mawr	Tara Holm Cornell University and the Institute for Advanced Study	The Geometry of Origami: How the ancient Japanese art triumphed over Euclid
Monday Nov 3	Haverford	Katherine Scranton Yale	Parameter estimation in population ecology: An approximate Bayesian computation approach for stochastic models
Monday Nov 10	Haverford	Ben Salisbury Central Michigan University	What is a Crystal?
Monday Nov 17	Bryn Mawr	Kristopher Tapp St. Joseph’s University	The Mathematics of Measuring Self-Delusion
Monday Nov 24	Haverford	Paul Bernhardt Villanova	Joint Modeling: When One Model is Not Enough
Monday Dec 1	Bryn Mawr	Annalisa Crannell Franklin & Marshall College	In the Shadow of Desargues
Monday Dec 8	Haverford	Robert Buchanan Millersville	Mathematics of Pari-Mutuel Wagering

Spring 2015

Date	Location	Speaker	Title
Monday Feb 2	Haverford	Lili Dworkin University of Pennsylvania	Multi-Armed Bandits: How to Win in Vegas
Monday Feb 9	Bryn Mawr	Vin de Silva Pomona College	Topological Persistence via Category Theory
Monday Feb 16	Haverford	Ronald Perline Drexel University	Mirrors, thin films, and related geometry
Monday Feb 23	Bryn Mawr	Benjamin J. Galluzzo Shippensburg University	If Math (Modeling) is the Answer, What's the Question?
Monday Mar 2	Haverford Simons Senior Thesis Colloquium	Megan Owen CUNY	Statistics in Tree Space
Monday Mar 16	No colloquium
Monday Mar 23	Bryn Mawr	Maksym Radziwill Rutgers University	Around the Moebius function
Monday Mar 30	Haverford 4:30	Sergey Fomin University of Michigan	Computing without subtracting (and/or dividing)
Monday Apr 6	Haverford	Nicholas J. Horton Amherst College	Adjusting for Non-response in the BLS Occupational Employment Statistics Survey
Monday Apr 13	Bryn Mawr 4pm sharp Park 243	Ivars Peterson	Pancake Sorting, Prefix Reversals, and DNA Rearrangements
Monday Apr 20	Swarthmore Sci Ctr 199 4:30pm	Jordan Ellenberg University of Wisconsin	Uncertainty and Contradiction
Tuesday Apr 21	Swarthmore Sci Ctr 199 4:30pm	Jordan Ellenberg University of Wisconsin	Spinning a needle in a finte field
Monday Apr 27	Haverford	Sue Khim brilliant.org	The mission of brilliant.org

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2013-14

Fall 2013

Date	Location	Speaker	Title
Monday Sep 9	Haverford	Daniel Studenmund University of Chicago	Hidden symmetries of groups
Monday Sep 16	Bryn Mawr	Gabe Feinberg Haverford College	Catalan’s Numbers and Some Representation Theoretic Applications
Monday Sep 23	Haverford	Tina Garrett St. Olaf College	The Mathematics of Good Will Hunting
Monday Sep 30	Bryn Mawr	Tim Feeman Villanova University	The ART of Tomography
Monday Oct 7	Haverford	William Traves US Naval Academy	Generalizing Pascal's Theorem
Monday Oct 14	FALL BREAK	NO COLLOQUIUM
Monday Oct 21	Bryn Mawr	Irina Mitrea Temple University	The Art of Integration by Parts (and why everybody should know this)
Monday Oct 28	Haverford	Liz McMahon Lafayette College	Affine Geometry Inspired by the Game of SET®
Monday Nov 4	Bryn Mawr	John Boller University of Chicago	A Little p-adic Analysis
Monday Nov 11	Haverford	Isaac Klapper Temple University	Two Tales of a Microbial City
Monday Nov 18	Bryn Mawr	Daniel Ruberman Brandeis University	Where can you put a non-orientable surface?
Monday Nov 25	Haverford	Zach Hamaker Dartmouth College	Random Sorting Networks
Monday Dec 2	Haverford	Anna Bertiger University of Waterloo	The Rim Hook Rule
Friday Dec 6	Bryn Mawr Note time: Friday 3pm	Sarah Kate Wilson Santa Clara University	Blinded by the Light

Spring 2014

Date	Location	Speaker	Title
Monday Jan 27	Haverford	Mark Dominus	Topology of Data Types
Monday Feb 3	Bryn Mawr	Ivana Božić Harvard University	Evolutionary Dynamics of Targeted Cancer Therapy
Monday Feb 10	Haverford	Rachel Epstein Swarthmore College	The Church-Turing Thesis and its Controversy
Monday Feb 17	Bryn Mawr	Lynne Steuerle Schofield Swarthmore College	Measurement Error in Variables that Predict STEM Retention
Monday Feb 24	Haverford	Amanda Knecht Villanova University	Unirational Parameterizations of Cubic Surfaces
Monday Mar 3	Bryn Mawr	Leila Schneps Institut de Mathematiques de Jussieu	Mathematics in the Courtroom: Uncharted Territory
Monday Mar 17	Bryn Mawr	Kristine L. Snyder (BMC '02) University of Michigan	Brain and Body Dynamics in Human Locomotion
Monday Mar 24	Haverford	Daniel Orr Virginia Tech	The Toda lattice in algebra and geometry
Tuesday Mar 25	Haverford	Michael Stein University of Chicago	Climate Model Emulation and Future Climate Simulation
Monday Mar 31	Bryn Mawr	Mihai Stoiciu Williams College	The Eigenvalue Distribution for Random Jacobi and CMV Matrices
Monday Apr 7	Haverford	Chris Ryan University of Chicago Booth School of Business	Duality theory via Fourier-Motzkin Elimination
Monday Apr 14	Bryn Mawr	Chantal David Concordia University and Centre de Recherches Mathématiques, Montréal	One level density for families of L-functions attached to elliptic curves
Wednesday Apr 23	Haverford	Suresh Venkatasubramanian University of Utah and UC Berkeley	Metaclustering
Monday Apr 28	Bryn Mawr	Antonella Grassi University of Pennsylvania	Noether-Lefschetz loci and polytopes

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2012-13

Fall 2012

Date	Location	Speaker	Title
Monday Sep 10	Bryn Mawr	Karl Schaffer De Anza College	The Dance of Mathematics & the Mathematics of Dance
Monday Sep 17	Bryn Mawr	Elizabeth Beazley Haverford College	Matrix groups, Newton polygons, and the quantum Bruhat graph
Monday Sep 24	Haverford	Djordje Milićević Bryn Mawr College	Kloostermania in confined spaces
Monday Oct 1	Bryn Mawr	Eugenio Calabi University of Pennsylvania	The Affine Geometry of Convex Bodies
Monday Oct 8	Haverford	Benjamin Seibold Temple University	The Analogy of Phantom Traffic Jams and Detonation Waves
Monday Oct 29	Haverford CANCELLED	Patricia Cahn University of Pennsylvania	Counting Crossings of Curves on Surfaces (Cancelled)
Monday Nov 5	Bryn Mawr	David Benson NetJets Inc.	An Aircraft Crew Scheduling Problem that Satisfies Company and Employee Preferences Modeled and Solved as a Mixed-Integer Program
Monday Nov 12	Haverford	Elizabeth Niese Marshall University	A q-analogue of the hook-length formula
Monday Nov 19	Bryn Mawr	Ami Radunskaya Pomona College	Using mathematics to design cancer vaccines
Monday Nov 26	Bryn Mawr	Katie Haymaker University of Nebraska	Rewriting codes using finite geometries
Monday Dec 3	Haverford 4:30 in H109	Erica Flapan Pomona College	Mirror Image Symmetry from Different Viewpoints
Monday Dec 10	Haverford	Ryan Vinroot College of William and Mary	Combinatorics of finite fields and symmetric functions

Spring 2013

Date	Location	Speaker	Title
Monday Jan 28	Haverford	Patricia Cahn University of Pennsylvania	Counting Crossings of Curves on Surfaces
Monday Feb 4	Bryn Mawr	Klaus Volpert Villanova University	The Math and Magic of Financial Derivatives
Monday Feb 11	Haverford	Rosa McCullagh University of Chicago Laboratory School	Visualization in High School Mathematics
Monday Feb 18	Bryn Mawr Park 338	Lily S. Khadjavi Loyola Marymount University	Social Justice and Mathematics: Analyzing police practice in Los Angeles
Monday Feb 25	Haverford	Andrew Cooper University of Pennsylvania	Using the heat equation to shorten curves (and other Lagrangian submanifolds
Monday Mar 4	Bryn Mawr	Cecilia Diniz Behn Gettysburg College	Dynamics of sleep-wake regulation
Monday Mar 11	SPRING BREAK	NO COLLOQUIUM
Monday Mar 18	Haverford	Whitney George West Chester University	Positive Twist Knots and the Uniform Thickness Property
Monday Mar 25	Bryn Mawr	Nalini Anantharaman Université Paris-Sud (Orsay) and Institute for Advanced Study	Order and chaos in wave propagation
Monday Apr 1	Bryn Mawr	David Kung St. Mary's College of Maryland	Closer to Fair: Mathematics and Social Justice
Monday Apr 8	Haverford	Ralph Gomez Swarthmore College	A Brief Tour of Sasakian Geometry
Monday Apr 15	Haverford	Alden Walker University of Chicago	Finding surface maps with linear programming
Monday Apr 22	Bryn Mawr	Peter Sarnak Princeton University and Institute for Advanced Study	Thin matrix groups and Diophantine analysis

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2011-12

Fall 2011

Date	Location	Speaker	Title
Monday Sep 12	Haverford	Weiwen Miao, Haverford College	The Use of Statistical Tests in Discrimination Cases
Monday Sep 19	Bryn Mawr	Melanie Edwalds, Princeton University	An Introduction to the Mathematics of Optimal Control Theory
Monday Sep 26	Haverford 4:15	Greg Schneider, Bryn Mawr College	On the Classification of Legendrian Rational Tangles
Monday Oct 3	Bryn Mawr	Richard McGehee, University of Minnesota	Glacial Cycles: Mathematics and the 100,000-Year Problem
Monday Oct 10	No Colloquium (Fall Break)
Monday Oct 17	Haverford	Anthony Licata, The Institute for Advanced Study and Australian National University	Natural numbers, vector spaces, additive categories, and so forth
Monday Oct 24	Bryn Mawr	Klaus Volpert, Villanova University	The Mathematics of Income Inequality
Monday Oct 31	Haverford	Scott Cook, Swarthmore College	Mathematics of the bad bounce
Monday Nov 7	Bryn Mawr	Marie Snipes, Kenyon College	Soap Films, Image Processing, and the "Flat Chains" of Geometric Measure Theory
Monday Nov 14	Haverford	M. Brad Henry, Siena College	Hunting for connections among Legendrian knot invariants
Monday Nov 21	No Colloquium
Monday Nov 28	Bryn Mawr	Timothy DeVries, Haverford College	Counting by climbing

Spring 2012

Date	Location	Speaker	Title
Tuesday Feb. 21	Bryn Mawr	Djordje Milićević Max Planck Institute and Bryn Mawr College	Many ways in which things oscillate
Monday March 12	Bryn Mawr	Haggai Nuchi University of Pennsylvania	Integral formulas for linking of curves
Thursday March 22	Haverford 4:30 in H109	Nick Patterson Broad Institute of MIT and Harvard	Analysis of ancient DNA
Friday March 23	Haverford 4:30 in H109	Nick Patterson Broad Institute of MIT and Harvard	Using exact ascertainment and joint spectra to learn human genetic history
Monday March 26	Bryn Mawr	Jodi Black Bucknell University	On Generalizations of Springer's Theorem
Monday April 2	Haverford	Chris Atkinson Temple	Shape and size in hyperbolic space
Wednesday April 4	Bryn Mawr	Alissa Crans Loyola Marymount University
Monday April 9	Bryn Mawr	Austin Daughton Temple University	Hamburger's Theorem and the "Big Mac Theorem"
Monday April 16	Haverford	Ellen Gasparovic University of North Carolina
Monday April 23	Bryn Mawr	Dave Futer Temple University	The Rental Harmony Theorem

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2010-11

Fall 2010

Date	Location	Speaker	Title
Monday Sep 13	Haverford	Ryan Blair, University of Pennsylvania	Knot Width is Additive
Monday Sep 20	Haverford	Jason Cantarella, University of Georgia	Inscribed Polygons and the Square Peg Problem
Monday Sep 27	Bryn Mawr	Joshua Sabloff, Haverford College
Monday Oct 4	Bryn Mawr	Raina Robeva
Monday Oct 11		NO COLLOQUIUM -- FALL BREAK
Monday Oct 18	Haverford	Fred Cohen, University of Rochester	Disks, Circles, and Subspaces of their Products
Monday Oct 25	Bryn Mawr	Radmila Sazdanović, University of Pennsylvania
Monday Nov 1	Haverford
Monday Nov 8	Bryn Mawr	Kevin Ross, Swarthmore College
Monday Nov 15	Haverford	Andrew Obus, Columbia University
Monday Nov 22		NO COLLOQUIUM
Monday Nov 29	Bryn Mawr	Jenniver Paulhus, Villanova University

Spring 2011

Date	Location	Speaker	Title
Monday Feb 14	Haverford	Jeff Jauregui, University of Pennsylvania	Mathematical relativity and nonnegative scalar curvature
Monday Feb 21	Bryn Mawr 4:00	Walt Stromquist, Bryn Mawr and Swarthmore Colleges	The mathematics of three-candidate elections
Monday Feb. 28	Bryn Mawr	Jeremy Brandman, Courant Institute	Fighting crime and saving lives with mathematics
Monday Mar 7	No Colloquium (Spring Break)
Monday Mar 14	Haverford	Louis Theran, Temple University	The rigidity transition in random graphs
Monday Mar 21	Haverford	Kim Plofker, Union College	Infinite series in ancient India
Monday Mar 28	Bryn Mawr	Rob Manning, Haverford	Mathematical Models for DNA Looping or Cyclization
Monday April 4	Bryn Mawr	Gregory Schneider, University at Buffalo, SUNY	Knots, Links, Braids...and Paper Strips
Wednesday April 6	Bryn Mawr 4:00	Colin Adams, Williams College	Blown Away: What Knot to Do When Sailing
Monday April 11	Bryn Mawr	Sarah Greenwald, Appalachian State	Good News Everyone! Mathematical Morsels from The Simpsons and Futurama
Monday April 18	Haverford	Antonio Marciano, Haverford (Physics)	Canceled

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2009-10

Fall 2009

Date	Location	Speaker	Title
Monday Sep 14	Haverford	Joan Licata, Stanford University	Grid Diagrams and Knot Invariants
Monday Sep 21	Haverford	Rebecca Vandiver, Bryn Mawr College	Morphoelasticity: The Mechanics and Mathematics of Elastic Growth
Monday Sep 28	Bryn Mawr	Walter Stromquist, Swarthmore College	Three Stories
Monday Oct 5	Bryn Mawr	Colton Magnant, Lehigh University	Painting the Office
Monday Oct 19	Haverford	Ben Coleman & Kevin Hartshorn, Moravian College (joint colloquium with Computer Science)	Game, SET, Math
Monday Oct 26	Bryn Mawr	Jeana Mastrangeli, Lockheed Martin	Polarization, Depolarization, and a Model: A Brief Introduction
Monday Nov 2	Haverford	Danny Kaplan, Macalester College	Untangling Causation in Complex Systems
Monday Nov 9	Bryn Mawr	Brandy Rapatski, Richard Stockton College	Mathematical Modeling of the HIV Epidemic
Monday Nov 16	Haverford	Philippe Guyenne, University of Delaware	Modeling and Simulation of Water Waves
Monday Nov 30	Bryn Mawr	Sarah Bryant, Gettysburg College	Subordinate Killed Brownian Motion

Spring 2010

Date	Location	Speaker	Title
Monday Jan 25	Haverford	Erica Greene (HC '10) and Jonathan Lima (HC '10), Haverford College	"A Foray into Statistical Poetry" and "Symmetric Function Inequalities"
Monday Feb 1	Bryn Mawr	Walter Huddell, Eastern University	The Distributional Derivative
Monday Feb 8	Haverford	Ben Allen (HC '02), Boston University	Evolutionary Game Theory in Structured Populations
Monday Feb 15	Haverford	Valentina Joukhovitski	Topology of Links and Knots (Or, how I learned to enjoy math)
Monday Feb 22	Bryn Mawr	Sunil Chetty, Colorado College (NOTE: Talk begins at 4:30)	Diophantine Equations and Number Theory
Monday Mar 1	Bryn Mawr	Jonelle Hook, Lehigh University	The Classification of Critical Graphs and Star-Critical Ramsey Numbers
Monday Mar 8		NO COLLOQUIUM -- SPRING BREAK
Monday Mar 15	Haverford	Tim deVries, University of Pennsylvania	Mathematical connections in combinatorial enumeration
Monday Mar 22	Bryn Mawr	Mirko Visontai, University of Pennsylvania	The MCP conjecture
Monday Mar 29		NO COLLOQUIUM
Monday Apr 5	Bryn Mawr	Betty Mayfield, MAA and Hood College	Women and Mathematics in the Time of Euler
Monday Apr 12	Bryn Mawr	Michelle Craddock, US Military Academy	Reflexivity For Fremlin Tensor Products of Banach Lattices
Monday Apr 19	Bryn Mawr	Sarah Hews, Swarthmore College	HBV Models: the role of hepatocytes on persisent infection
Monday Apr 26	Haverford	Peter Horn, Columbia University	Generalizing the Genus of a Knot

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2008-09

Fall 2008

Date	Location	Speaker	Title
Sep 8	Haverford	Jennifer Boyko '09 and Taylor Burmeister '09 Haverford College	Boyko: The Effect of Missingness on the Analysis of Alzheimer's Disease Modifying Drug Clinical Trails Burmeister: Local Edge Detection with Wavelets
Sep 15		NO COLLOQUIUM
Sep 22	Bryn Mawr	Stephan Wehrli Columbia University	"New invariants for sutured 3-manifolds"
Sep 29	Bryn Mawr	Linda Chen Swarthmore	"Enumerative Geometry, Combinatorics, and Algebra"
Oct 6	Haverford	Michael Lavine University of Massachusetts, Amherst	"What is Bayesian Statistics and Why Everything Else is Wrong"
Oct 7 Lunch/Tea 11:00 a.m. Talk 11:30	Haverford Sharpless Auditorium	Michael Lavine University of Massachusetts, Amherst	"Spike Trains and Human Brains"
Oct 13	Fall Break	NO COLLOQUIUM
Oct 20	Haverford	Rob Ghrist University of Pennsylvania	"Euler Calculus and Sensor Networks"
Oct 27	Bryn Mawr	Helen Wong Bowdoin College	"Distinguishing 3-dimensional manifolds"
Nov 3	Haverford	Dave Futer Temple University	"The Space Around a Knot"
Nov 10	Bryn Mawr	Sarah Mason Davidson College	"Permutations, partitions, and 'fue de taquin'"
Nov 17	Bryn Mawr	David Lippel Haverford College	"O-minimal structures: tame fragments of analysis"
Nov 24	Haverford	Laura Hall-Seelig University of Massachusetts, Amherst	"Finite Fields, Curves, Points, and Genera"
Dec 1	Haverford	Patrick Clarke University of Pennsylvania	"Morse Theory, Topology, and Physics"

Spring 2009

Date	Location	Speaker	Title
Wednesday Jan 21	Bryn Mawr	Rebecca Vandiver University of Arizona	"Differential Growth and Residual Stress in Cylindrical Elastic Structures"
Tuesday Jan 27	Bryn Mawr	Nessy Tania University of Utah	"Mathematical Models of Calcium Regulation"
Thursday Jan 29	Bryn Mawr	Dylan Shepardson Georgia Institute of Technology	"Modeling Adaptable Behavior in Neurons" (How Mathematics can get on your Nerves)
Monday Feb 2 3:30 p.m.	Bryn Mawr	Fang Chen Oxford College of Emory Univ.	"Dividing a system of weights into two groups of equal mass"
Monday Feb 2	Haverford	Siggy Moore '09 Haverford College	"An injective proof of strong q-log-convexity for Bell polynomials"
Thursday Feb 5	Bryn Mawr	Amy N. Myers Bryn Mawr College	"Coke and Pepsi and the Binomial Distribution"
Monday Feb 9	Bryn Mawr	Kristen Sellke University of Connecticut	"A Journey through Mathematics with the Fibonacci Sequence"
Monday Feb 16	Bryn Mawr	Maya Kiehl Rensselaer Polytechnic Institute	"Abstract Sets and DeMorgan's Laws"
Monday Feb 23	Haverford	No Colloquium
Rescheduled to Mon Apr 13 Monday Mar 2	Bryn Mawr	Clay Shonkwiler University of Pennsylvania	"Linking Integrals in Hyperspheres"
Monday Mar 16	Haverford	Nick Horton Smith College	"Much ado about nothing: methods and software implementations to estimate incomplete data regression models"
Monday Mar 23	Bryn Mawr	Charles Buehrle and Mark Skandera Lehigh University	"Clausen's construction of irreducible representations of the symmetric group"
Monday Mar 30	Haverford	David Shea Vela-Vick University of Pennsylvania	"Triple linking numbers, ambiguous Hopf invariants and integral formulas for three-component links"
Monday Apr 6	Bryn Mawr	John Baldwin Princeton University	"On the spectral sequence from Khovanov homology to Heegaard Floer homology"
Monday Apr 13	Bryn Mawr	Clay Shonkwiler University of Pennsylvania	"Linking Integrals in Hyperspheres"
Monday Apr 20	Haverford KINSC H108*	Ayako Fukui Bryn Mawr College	"Lp Boundedness of Oscillatory Singular Inegral Operators"
Monday Apr 27	Haverford	Richard Ball and Bill Huber Haverford College	"Campaign Strategies and the Electoral College System"

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2007-08

Fall 2007

Date	Location	Speaker	Title
Sep 10	Haverford	Ethan Alguire '09 Haverford College	"The Flask on the Hard Drive: How to Be a Chemist and Not Get Your Hands Dirty"
Sep 17	Bryn Mawr	Jane Holsapple Long (BMC '02) University of Maryland	"Group Cohomology and Free Actions on Products of Spheres"
Sep 24	Bryn Mawr	Elisenda Grigsby Columbia University	"Combinatorial Knot Floer Homology for Knots in Lens Spaces"
Oct 1	Haverford	Peter Storm University of Pennsylvania	"Imagining Hyperbolic Space from the Inside"
Oct 8	Haverford	Davide Cervone Union College	"The Hypercube and Hypersphere: Breaking them Down and Building the Up"
Oct 15	Fall Break	NO COLLOQUIUM
Oct 22	Bryn Mawr	Daniel Krashen University of Pennsylvania	"Division Algebras and Geometry"
Nov 5	Bryn Mawr	Puneet Batra Columbia University	"Anomalies in Gauge Theories"
Friday Nov 16 4:15 pm	Haverford Sharpless Auditorium	Eric Maskin* Institute for Advanced Study	"How Should Presidents Be Elected"
Nov 19	Bryn Mawr	Keith Burns Northwestern University	"A Simple Proof of Sharkovsky's Theorem"
Nov 26	Haverford	Bruce Char Drexel University	"Explorations in the Characterization of Mathematical Handwriting"
Thursday Nov 29 3:30 pm H110	Haverford	Austin Parker '02 Ph.D. Candidate, University of Maryland, College Park	"How Computers Play Poker: Algorithms for Imperfect Information Games"
Dec 3	Bryn Mawr	Juliana Belding	"Curves, Cryptography and Calculus: A Weil Pairing on Elliptic Curves over the Dual Numbers"
Dec 4	Haverford	Aaron Block '02 University of North Carolina, Chapel Hill	TBA

Spring 2008

Date	Location	Speaker	Title
Jan 28	Haverford	Amy Myers Bryn Mawr College	"The Outstanding Elements of Permutations and Words"
Feb 4	Bryn Mawr	John Flynn Haverford College	"An examination of the size of the image for polynomial maps over finite fields."
Feb 13	Haverford	Laurie Rubel CUNY Brooklyn	"Research in Mathematics Education: Battlefields and Beyond"
Feb 18	Bryn Mawr	Ana Cannas da Silva Princeton University	"From hermitian matrices to symplectic geometry and back again"
Feb 25	Haverford	Jayadev Athreya Princeton University	"Billiards, ergodic theory, and number theory"
Mar 3		NO COLLOQUIUM
Mar 10	Spring Break	NO COLLOQUIUM
Mar 17	Haverford	Sarah-Marie Belcastro Smith College	"Edge-Coloring Graphs on Surfaces: Recent Progress on Grünbaum's Conjecture"
Mar 19	Bryn Mawr	Freeman Hrabowski University of Maryland	"Strategies that Support Student Success in the Sciences"
Mar 24	Bryn Mawr	Dennis DeTurck University of Pennsylvania	"Exploiting invariance, from freshman calculus to linking integrals"
Mar 31	Haverford	Darren Glass Gettysburg College	"Cyptography, Coding Theory, and Curve Interpolation"
Apr 7	Bryn Mawr Park 243	Herbert S. Wilf University of Pennsylvania	"Sister Celine, as I knew her"
Apr 14	Haverford	George Cobb Mount Holyoke	"Markov Chain Monte Carlo: A Course for Math Majors"
Apr 15	Haverford Sharpless Aud	George Cobb Mount Holyoke	"Two Statisticians and One Serial Murderer"
Apr 21	Bryn Mawr	Janet Talvacchia Swarthmore College	"Generalized Geometry"
Apr 28	Haverford Final 07/08 Colloquium	Rob Kusner Univ of Massachusetts Amherst University of Pennsylvania	"Lengths and Crossing Numbers of Knotted Ropes and Strips"

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2006-07

Fall 2006

Date	Location	Speaker	Title
Sep 18	Bryn Mawr	Sarah Crown University of Michigan	"Cyclic Homology of the Coloring Complex of Simple, Connected Graphs"
Sep 25	Haverford	David Crombecque Bryn Mawr College	"Non-Orientable Contact Structures on 3-Manifolds"
Oct 5	Haverford	Tara Brendle Cornell University	"Mapping Class Groups: Progress and Problems"
Oct 9	Bryn Mawr	Peter Roquette Heidelberg	"Hermann Weyl and Emmy Noether"
Oct 16		FALL BREAK
Oct 23	Bryn Mawr	Ty Cunningham Bryn Mawr College	"Moving Cycloids"
Oct 30	Haverford	Daniel Studenmund '08	"Linking Graphs on a Circle"
Nov 6	Bryn Mawr	Charles Livingston Indiana University	"Four-dimensional Aspects of Classical Knot Theory"
Nov 13	Haverford	Steve C. Wang Swarthmore College	"Dating the Demise of the Dinosaurs"
Nov 20	Bryn Mawr	Stephen Wang Haverford College	How to Zoom Out
Nov 27	Haverford	Alan Baker Department of Philosophy Swarthmore College	Mathematical Impossibilities

Spring 2007

Date	Location	Speaker	Title
Jan 29	Bryn Mawr	Constance Leidy University of Pennsylvania	"Knots and the Fourth Dimension"
Feb 6	Haverford	Tim McMurry DePaul University	"Nonparametric Regression with Infinite Order Flat-Top Kernels"
Feb 8	Haverford	Arthur Berg University of California - San Diego	"A Statistical Journey through Historic Haverford"
Feb 12	Haverford	Leah Jager Grinnell College	"A trip to the dressing room -- does your probability model fit properly?"
Feb 14	Haverford	Weiwen Miao Mavalester College	"The Use of Statistics in the Legal System"
Feb 19	Haverford	Janet Rosenbaum Harvard University	"Do teenagers always tell the truth? Estimating the prevalence of adolescent risk behaviors from inconsistent self-report"
Feb 26	Bryn Mawr	Angela Gibney University of Pennsylvania	"What is a moduli space and why do algebraic geometers love them?"
Mar 5	Haverford	Aldan Walker '07 Haverford College	"Decision Trees and Fundamental Complexity, or Topology: It's Not Just for Topologist"
Mar 9-13		SPRING BREAK
Mar 19	Bryn Mawr	Kristopher Tapp Williams College	"Symmetry and Curvature"
Mar 26	Haverford	Victor Moll Tulane University	"Pretty pictures from Interesting integrals"
Apr 2	Bryn Mawr	Katherine Okikiolu University of California - San Diego	"Spectral zeta functions and Sobolev-type inequalities on manifolds"
Apr 9	Haverford	Timothy Y. Chow Center for Communications Research	"Counting Lattice Paths that Avoid a Boundary"
Apr 16	Bryn Mawr	Robert Ghrist University of Illinois	"Topology, Algebra, and Sensor Networks"
Apr 23	Bryn Mawr	Ciprian Manolescu Columbia University	"Combinatorial Floer Homology"
Apr 30	Haverford	TBA	TBA

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2005-06

Fall 2005

Date	Location	Speaker	Title
Sep 12	Haverford	Allison Cuttler (Haverford College '06)	What I Did at my Summer REU
Sep 19	Bryn Mawr	Mark Skandera (Haverford College)	Total Nonnegativity
Sep 26	Haverford	David Goldschmidt (Institute for Defense Analyses)	Breaking ENIGMA: Applied Group Theory in Action
Oct 3	Bryn Mawr	Dr. Stanislav Dubrovskiy (Keio University)	Classifying a Pair of Matrices
Oct 7		Fall Break - Classes resume Oct 17
Oct 17	Haverford	John Meier (Lafayette College)	From Poincare to Perelman: An Introduction to Classifying Manifolds
Oct 24	Bryn Mawr	Walter Stromquist	Helping the Navy Search for Lost Objects
Oct 31	Haverford	Don Davis (Lehigh University)	Binomial Coefficients and Roots of Unity in Topology
Nov 7	Bryn Mawr	Dr. Elisenda Grigsby (UC Berkeley and Columbia University)	Modern Algebraic Invariants of 3-Manifolds
Nov 14	Haverford	Constance Leidy (University of Pennsylvania)	Knot Diagram Moves
Nov 21	Bryn Mawr	Professor Victor Donnay (Bryn Mawr College)	Ergodic and Non-Ergodic Metrics on Embedded Surfaces
Nov 28	Haverford	Kathi Crow (Gettysburg University	Counterexamples in Ring Theory
Dec 5	Bryn Mawr	CANCELLED

Spring 2006

Date	Location	Speaker	Title
Jan 30	Haverford	Doron Zeilberger (Rutgers)	How I Got HOOKED into Doing Combinatorics
Feb 6	Bryn Mawr	Dr. Jill Jordan (Bryn Mawr College)	A Polynomial Invariant for Legendrian Links
Feb 20	Haverford	Noel Watson (Harvard)	Human Behavioral Dynamics in Supply Chain Management
Mar 27	Haverford	Jim Reeds (Center for Communications Research)	Large Deviation Rate for a Lattice Path Counting Problem. Slides from the talk are also available!
Apr 10	Haverford	Robin Pemantle (Penn)	Solving Equations
Apr 17	Bryn Mawr	CANCELLED
Apr 24	Haverford	Garikai Campbell (Swarthmore)	A Bunch of Problems (involving rational distances) I Can't Solve: an Introduction to Elliptic Curves

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2004-05

Spring 2005

Date	Location	Speaker	Title
Jan 31	Bryn Mawr	Selman Akbulut (Michigan State)	Calibrated manifolds and gauge theory
Feb 7	Haverford	Mark Dominus	Arithmetic with Continued Fractions
Feb 14	Bryn Mawr	Josh Sabloff (Haverford)	How Many Ways Can You Parallel-Park a Unicycle?
Feb 22	Haverford	William Dunham (Muhlenberg)	A Tribute to Euler
Feb 28	Bryn Mawr	(Cancelled due to snow)
Mar 15	Haverford	Helene Tyler (Manhattan College)	Computing Modules Over Finite Dimensional Algebras
Mar 21	Bryn Mawr	Sema Salur (Northwestern and IAS)	Deformation theory of calibrated submanifolds
Mar 28	Haverford	R. Andrew Hicks (Drexel)	Sideview Mirrors and Panoramic Cameras
Apr 4	Bryn Mawr	Yibiao Pan (University of Pittsburgh and Bryn Mawr)	Convolution operators and oscillatory integrals
Apr 11	Math Awareness Day at Bryn Mawr!
Apr 18	Bryn Mawr	Effie Kalfagianni (Michigan State and IAS)	Crossing changes and knot invariants
Apr 25	Haverford	Craig Sutton (UPenn)	Manifolds of Positive Sectional Curvature

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