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Proceedings from the OSU REU Program

Proceedings from the OSU REU Program

Oregon State University has held a National Science Foundation sponsored REU program nearly every summer since 1987. Each year, the students produce a written account of their research projects to be added to the REU proceedings, which can be accessed through the accordion below.

Previous proceedings

Gabriel Gray of University of Dayton, Emily Payne of University of Texas Rio Grande Valley, and Ren Watson of University of Texas Austin (Advisor: Holly Swisher)

Generalized Partition Identities and Fixed Perimeter Analogues

Ling Chen of Occidental College, Isabelle Hernandez of Oregon State University, and Zain Shields of University of California, Berkeley (Advisor: Holly Swisher)

Analogues of Alder-Type Partition Inequalities for Fixed Perimeter Partitions

Liam Armstrong of Oregon State University, Bryan Ducasse of University of Central Florida, and Thomas Meyer of Amherst College (Advisor: Holly Swisher)

A Generalized Alder-Type Partition Inequality

Miles Smith, Clare Spinner, and Hannah Stein, of Occidental College, University of Portland, and Lewis and Brown University (Advisor: Hoe Woon Kim)
An Explicit and Analytical Solution to the Stokes Equations on the Half-Space $\mathbb{R}^{3}_{+}$ with Initial Conditions and Boundary Conditions For Velocity using Integral Transforms


Alex Negrón, Clarice Pertel, and Christopher Wang of Illinois Institute of Technology, Cornell University, and Columbia University (Advisor: Yevgeniy Kovchegov)
Extensions of True Positive Skewness for Unimodal Distributions


Lexi Arlen and Tanner Fromcke of Washington University in St. Louis and Oregon State University (Advisor: Patrik Nabelek)
One-Gap Solutions to the Kaup-Broer System


Tyler Beauregard and Janabel Xia of Truman State University and Massachusetts Institute of Technology (Advisor: Mike Rosulek)
Private Set Intersection: Problems on Sampling from the Intersection

Abigail Ezell, Darwin Nesheim, and Kevin Sweet, of Colorado College, Oregon State University, and Lewis and Clark College (Advisor: Blessing Emerenini)
Mathematical Modeling and Characterization of the Effect of Quorum Sensing Regulated T6SS Killing on Biofilm Structure


Devin Goodwin, Nga Yu Lo, Kristen Maggard, and Miranda Reed of Oregon State University, Macaulay Honors College at Hunter College, University of Virginia, and Western Washington University (Advisor: Juan Restrepo)
Economic Drivers in Modeling Pandemics


Adriana Duncan, Simran Khunger, and Ryan Tamura of Tulane University, Carnegie Mellon University, and University of California, Berkeley (Advisor: Holly Swisher)
Generalizations of Alder's Conjecture via a Conjecture of Kang and Park

Cassandra Williams and Krista Wurscher, of New Paltz State University of New York and University of Oregon (Advisor: Blessing Emerenini)
Mathematical Modeling and analysis of within-host Influenza infection dynamics


Nico Diaz-Wahl, Marcel Hudiani, and Connor Thompson, of Carnegie Mellon University, University of Arizona, and Macalester College (Advisor: Clay Petsche)
Preperiodic Points and Linearization in $p$-adic Dynamics


Justin Bloom and Lalita Devadas, of Oregon State University and Columbia University (Advisor: Mike Rosulek)
Secure Montgomery Multiplication and Repeated Squares for Modular Exponentiation


Savana Ammons, Young Jin Kim, and Laura Seaberg of Harvey Mudd College, Reed College, and Haverford College (Advisor: Holly Swisher)
An Analogue of K-marked Durfee Symbols for Strongly Unimodal Sequences

Nicholas Anderson, Asimina Hamakiotes, and Benjamin Oltsik of San Francisco State University, Macaulay Honors College at Baruch College, and Hamilton College (Advisor: Holly Swisher)
Eta-quotients of Prime or Semiprime Level and Elliptic Curves

Jacqueline Alvarez and Andrew Fisher, of Cal Poly Pomona and Walla Walla University (Advisor: Nathan Gibson)
Approximating Dispersive Materials With Parameter Distributions in the Lorentz Model


Claire Campregher and Jesse Johnson, of Cal State Long Beach and Oregon State University( Advisor: Yevgeniy Kovchegov)
Properties of Level Set Trees of Geometric Random Walks


Karina Cho and Jacob Naranjo, of Harvey Mudd College and Kalamazoo College (Advisor: Ren Guo)
Extensions of Euclidean Relations and Inequalities to Spherical and Hyperbolic Geometry


Brian Frost-LaPlante and Collin Victor, of Cooper Union and the University of Nebraska-Lincoln (Advisor: Juan Restrepo)
Enhancing Models for Gradient Sensing by Chemotaxis and Cell Communication


Joshua Gerstein and Annie Raichev, of Carleton College and the University of California, San Diego (Advisor: Mike Rosulek)
Sustained Memory Complexity for Memory Hard Functions

Kenneth Allen and David DeMark, of the University of Massachusetts, Lowell and Carleton College (Advisor: Clayton Petsche)
Horseshoes, Attractors, and Good Reduction: Dynamics of the P-Adic Henon Map


Catherine Babecki and Geoffrey Sangston, of Penn State University and the University of Miami (Advisor: Chris Jennings-Shaffer)
Rank- and Crank-Like Functions Generated by Bailey Pairs


Estonia Black and Caleb Smith, of the University of Tennessee and Oregon State University (Advisor: Ren Guo)
Strengthened Euler's Inequality in Spherical and Hyperbolic Geometries


Brian Diaz and Erin Ellefsen, of St. Mary's University and Luther College (Advisor: Holly Swisher)
Extending a Catalog of Quantum Modular Forms to an Infinite Class


Anna-Sophia Hirst and Rachel Linder, of California State University, Dominguez Hills and the University of Maryland, Baltimore County (Advisor: Yevgeniy Kovchegov)
Self-Similarity in Level Set Trees of Geometric Random Walks

Ethan Alwaise and Elena Iannuzzi, of Emory University and Vassar College (Advisor: Holly Swisher)
A proof of Mao's Conjectures on Partition Rank Inequalities and an Investigation of Rank Difference Functions


Autumn Asay and Jenia Rousseva, of Oregon State University and Eastern Washington University (Advisor: Yevgeniy Kovchegov)
Alternating Inhomogeneous Quantum Walks on $\Z$


Robert Costa and Patrick Dynes, of Tufts University and Clemson University (Advisor: Clay Petsche)
A $p$-adic Perron-Frobenius Theorem


Jessica Covington and Megan Golbek, of College of Charleston and California State University Monterey Bay (Advisor: Mike Rosulek)
Secure Multiparty Computation


Kai Lei and Melissa Sherman-Bennett, of Simmons College and Bard College at Simon’s Rock (Advisor: Glencora Borradaile)
Large Induced Outerplanar and Acyclic Subgraphs of Planar Graphs

Robert Weber (Advisor: Glencora Borradaile)
Embedded Width, A Variation of Treewidth for Planar Graphs


Nicole Wein (Advisor: Glencora Borradaile)
On Cyclewidth

Alexander Beckwith and Joseph Dickens of Kenyon College and St. Olaf College (Advisor: Clay Petsche)
Finite Dynamical Systems: A Probabilistic Approach


Acadia Larsen and Alexa Rust of Whittier College and University of Washington (Advisor: Holly Swisher)
Inequalities For Positive Rank and Crank Moments of Overpartitions


Gillian Grindstaff and Kevin Wilson of Pomona College and University of Oregon (Advisor: Yevgeniy Kovchegov)
A Model of Coinless Quantum Walks and Quantum Markov Chain Monte Carlo


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Allison Arnold-Roksandich, Zoe Jansen, and Anthony Lazzaro of Harvey Mudd College, Wellesley College, and Oregon State University (Advisor: Holly Swisher)
Expressing the k-Rank Generating Function and Rank Difference Functions for Multipartitions as Modular Forms


Celeste Burkhardt and Thomas Pitts of University of North Carolina Asheville and Oregon State University (Advisor: Paul Cull)
Hamiltonian Paths and Perfect One-Error-Correcting Codes on Iterated Complete Graphs


Angelica Deibel, Kevin Schwenkler, and Laura Veith of Arizona State University, Hampshire College, and University of Washington (Advisor: Yevgeniy Kovchegov)
Inhomogeneous Quantum Walks


Eddie Maldonado and Roy Oursler of Reed College and University of Wyoming (Advisor: Glencora Borradaile)
Degree Distributions and Random Graphs


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Mary Ambrosino and Patrik Nabelek, The College of New Jersey and Oregon State University (Advisor: Nick Michalowski)
A Weak Type Estimate for Bases of Rectangles in R3


Emily Carlson and Tselil Schramm, Bard College and Harvey Mudd College (Advisor: Paul Cull)
Sequences for Solving Puzzles and Touring Graphs


Ben Cornelis and Sangpo Sherpa, University of British Columbia and MIT (Advisor: Yevgeniy Kovchegov)
A Quantum Computing Algorithm for Card Shuffling


Michael Donatz and Nicole Marsaglia, Oregon State University and University of Oregon (Advisor: Holly Swisher)
Generalizing Euler's Pentagonal Number Theorem to Multipartitions


Jennifer Iglesias and Antonio Ochoa, Harvey Mudd College and Cal Poly Pomona (Advisor: Glencora Borradaile)
Orienting Graphs is Sometimes Hard


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Michael Abram, University of the Pacific (Advisor: Paul Cull)
On the Behavior of Ratios of Solutions to Nonnegative Difference Equations


Erin Bela & Erik Hortsch, Chapman University & Oregon State University (Advisor: Nathan Gibson)
Generalized Polynomial Chaos and Dispersive Dielectric Media


Oleg Lazarev, Matt Mizuhara & Ben Reid, Princeton University, Bucknell University & Virginia Polytechnic Institute and State University (Advisor: Holly Swisher)
Some Results in Partitions, Plane Partitions, and Multipartitions


Leanne Merrill & Tony Van, SUNY Potsdam &University of Pennsylvania (Advisor: Paul Cull)
A Tale of Two Puzzles


Denise Shigeta, University of Portland (Advisor: Yevgeniy Kovchegov)
Gaps: The Strategy Behind a Speedy Coupling of Card Shuffling


Jennifer Thompson, Jesus College Cambridge (Advisor: Yevgeniy Kovchegov)
Optimal Couplings for Card Shuffling


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Elyse Azorr, Samuel J. Ghitelman, Ralph Morrison and Greg Rice (Advisor: Yevgeniy Kovchegov)
Coupling Times for Random Walks with Internal States


Lindsay Baun and Sonia Chauhan (Advisor: Paul Cull)
Puzzles on Graphs: The Towers of Hanoi, The Spin-Out Puzzle, and The Combination Puzzle


Marie Milne and Danielle Wedde (Advisor: Nathan Gibson)
Simulating Polydisperse Materials with Distributions of the Debye Model


Alex Montoye and Natalie Rich (Advisor: Holly Swisher)
Non-Conjugate, Rook Equivalent T-Cores


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Karen Barrese and Neel Chugh (Advisor: Nathan Gibson)
Approximating Dispersive Mechanisms Using the Debye Model with Distributed Dielectric Parameters


Benjamin Coate (Advisor: Yevgeniy Kovchegov)
The Lorentz Lattice Gas Model


Elizabeth DeYoung and Jonathan Hanselman (Advisor: Yevgeniy Kovchegov)
Multiple Particle Edge Reinforced Random Walks on Z


John Drinane (Advisor: Yevgeniy Kovchegov)
Rate of Convergence of Polya's Urn to the Beta Distribution


Julie Linman and Jason Murphy (Advisor: Donald Solmon)
Reconstructing Planar Convex Bodies Using Point X-rays from Two Sources


Elizabeth Skubak and Nicholas Stevenson (Advisor: Paul Cull)
A New Puzzle for Iterated Complete Graphs of Any Dimension


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Kirsten Aagesen and David Steinberg; Oregon State University & Trinity University (Advisor: Donald Solmon)
On the Uniqueness of a Convex Body Given X-ray Data from Two Exterior Sources


Joanna Furno and Patrick Waters; Wisconsin Lutheran College & Oregon State University (Advisor: Holly Swisher)
Investigations Regarding Partitions and Multipartitions


Natasha Komarov, Reagin McNeill and Justin Webster; Carnegie Mellon, Smith College, and San Diego University (Advisor: Dennis Garity)
Normal Subgroups of the Free Group


Christopher Pryby; University of Georgia (Advisor: Donald Solmon)
Point X-rays of a Convex Body from an Interior and an Exterior Source


Katherine Walsh and Jonathan Wherry; George Washington University and Oregon State University (Advisor: Paul Cull)
Population Dynamics in One Dimension


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Michael Chmutov, Thomas Hulse, Andrew Lum, and Peter Rowell (Advisor: Juha Pohjanpelto)
Plane And Spherical Curves: An Investigation of Their Invariants


Scott Ewert (Advisor: Donald Solmon)
Investigation of The Boundary Points of a Shadow Body of a Triangle


Samantha Nieveen and Allison Smith (Advisor: Dennis Garity)
Covering Spaces and Subgroups of the Free Group


Dusty Ross and Kathleen Tuite (Advisor: Donald Solmon)
Investigation of Two Bodies With Equal Point X-Rays at Two Sources


Margaret A. Sanders (Advisor: Paul Cull)
Counting Bits with Fibonacci And Zeckendorf


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Matt Cardwell, Rosanna Haut, and Kenny Barrese (Advisor: Juha Pohjanpelto)
Knot Invariants and their Implications for Closed Plane Curves


Nick Meredith (Advisor: Paul Cull)
Stability and Instability in One Dimensional Population Models


David Miller (Advisor: Don Solmon)
Investigating Equal X-Ray Bodies to the Triangle


John Oberlin (Advisor: Juha Pohjanpelto)
Some Classifications of Free Curves in Euclidean Space


Jason Siefken and Lena Spargo (Advisor: Don Solmon)
An Algorithm for Reconstruction of a Convex Body from Two Point Sources


Elizabeth Weaver (Advisor: Paul Cull)
Gray Codes and Puzzles on Iterated Complete Graphs


Stephanie Young (Advisor: Paul Cull)
Faster Fibonacci


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Robin Baur; Harvey Mudd (Advisor: Juha Pohjanpelto)
Regular Homotopy Classes of Curves on the Torus


Jennifer Biermann and Jonathan Dent; Lawrence University and Calvin College (Advisor: Juha Pohjanpelto)
Nonnegative Defect


Frank Chemotti and Andrea Rau; Davidson College and St. Olaf College (Advisor: Dennis Garity)
Intersection Numbers of Closed Curves on the Punctured Torus


Sam Ganzfried; Harvard University (Advisor: Paul Cull)
A Simple Algorithm for Knight's Tours


Jessica Kincaid; Oregon State University (Advisor: Paul Cull)
A Graphical Exploration of Stable Characteristics of Simple Population Models


Kathleen King; Olon College of Engineering (Advisor: Paul Cull)
A New Puzzle Based on the SF Labelling of Iterated Complete Graphs


Pamela Russell; University of Pennsylvania (Advisor: Paul Cull)
Perfect One-Error-Correcting Codes on Iterated Complete Graph


Scott Weaver; Oregon State University
Advisor: Dennis Garity
Special Classes of Whitehead Automorphisms on the Free Group


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Mary Avery, Brian Klos and Jonas Meyer (Advisor: Donald Solmon)
Reconstructing Convex Polyhedrons in R^3


Andrew Barker and Ian Biringer (Advisor: Juha Pohjanpelto)
On Defect of Plane Curves


Jason Dagit and Huyen Pham (Advisor: Juha Pohjanpelto)
Almost Tree-Like Plane Curves


Meredith Kadlac (Advisor: Paul Cull)
Explorations of the Minesweeper Consistency Problem


Stephanie Kleven (Advisor: Paul Cull)
Perfect Codes on Odd Dimension Serpinski Graphs


Adam Murakami (Advisor: Paul Cull)
Computing Fibonacci Numbers Fast using the Chinese Remainder Theorem


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Andrew Blood (Advisor: Dennis Garity)
The Maximal Number of Transverse Self-Intersections of Geodesics on the Punctured Torus


Drew Butcher and Ashley Medin (Advisor: Donald Solmon)
Infinite Dimensionality and Unboundedness for Sets of Planar Convex Bodies with a Common Directed X-ray


Bobbe Cooper and Eric Rowland (Advisor: Dennis Garity)
On Equivalent Words in the Free Group on Two Generators


David Fithian (Advisor: Donald Solmon)
Verifying a Triangle From Two Directed X-rays


Christopher Frayer and Shalini Reddy (Advisor: Paul Cull)
Perfect One Error Correcting Codes and Complete Iterated Graphs


Ananda Leininger and Kevin McGown (Advisor: Paul Cull)
Knight's Tour


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Shawn Alspaugh, Nathan Knight, and Kathleen Meloney (Advisor: Paul Cull)
Perfect One Error Correcting Codes on Iterated Complete Graphs


Danica Dralus (Advisor: Donald Solmon)
Effects of a Scaling Factor on the Error Vector in Dykstra's Algorithm


William Johnson (Advisor: Donald Solmon)
Determining a Triangle from Two X-ray Sources


Jennifer Kimble (Advisor: Donald Solmon)
Functions that are Directed X-rays of Planar Convex Bodies


Emily Putnam (Advisor: Dennis Garity)
Distinctness of Self-Intersecting Curves on the Punctured n-Holed Torus


Daniel Rubinstein and Braden Soper (Advisor: Dennis Garity)
Self-Similar Constructions of the Rigid Antoine Necklace in Euclidean Three-Space


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William Black and David Koop (Advisor: Donald Solmon)
Properties of Planar Convex Bodies from One directed X-ray


Michael Cenzer, Sarah Lobser and Ellen Veomett (Advisor: Paul Cull)
Perfect Domination in Knesser Graphs


Christine Devena (Advisor: Juha Pohjanpelto)
Families of Partially Reducible Plane Curves


Christian J. Grostic (Advisor: Juha Pohjanpelto)
Connected sums and Decompositions of Plane Curves


Rachel Lash (Advisor: Juha Pohjanpelto)
Continuous, Non-singular transformations from the Klein Bottle to the Torus


Tim Ritter (Advisor: Juha Pohjanpelto)
Classification of Extremal Curves with 6 Double Points and of Tree-like Curves with 6 Double Points and I=5


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Danielle Arett (Advisor: Paul Cull)
Coding Theory on the Generalized Towers of Hanoi


Elizabeth Birchall and Jason Tedor (Advisor: Paul Cull)
Perfect One Error Correcting Codes on Iterated Complete Graphs


Jason E. Durham (Advisor: Juha Pohjanpelto)
Irreducible Plane Curves


Sarah Gulde (Advisor: Juha Pohjanpelto)
Classification of Plane Curves


Mike Lauzon and Ben Schmidt (Advisor: Donald Solmon)
Tomography of Non-convex Polygons from a Single Point X-Ray


Kimberly Moerman and Jenny Weisenberg (Advisor: Juha Pohjanpelto)
Symmetry Reduction of Maxwell's Equations: A Case Study


Patrick W. Yaner (Advisor: Paul Cull)
Expected Cycle Length in Random Boolean Networks of Connectivity 2


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David Bode (Advisor: Paul Cull)
Alternate Labelings for Graphs Representing Perfect-One-Error-Correcting Codes


Jason Burns (Advisor: Dennis Garity)
Some Observations on Packability of Spheres


Matthew Boylan and Peter Caldwell (Advisor: Don Solmon)
Bounds on the Rate of Convergence of the Kacmarz Method in Computed Tomography


Jennifer Chaffee (Advisor: Paul Cull)
Global Stability in Discrete One-Dimensional Population Models


Dorothy Lam (Advisor: Donald Solmon)
Point-Source Geometric Tomography


Rebecca Virnig (Advisor: Dennis Garity)
Whitehead Automorphisms and Equivalent Words

Cover Page


Erin Scott, Dennis Simmons, and Ian Winokur (Advisor: Robert Burton and Thomas Schmidt)
Low Discrepancy Sequences and Quasi-Monte Carlo Integration


Jessica E. Cavanaugh and Kevin Stoller (Advisor: Paul Cull)
Perfect-One-Error-Correcting Codes on a Family of N Dimensional Graphs


Jill Lombaer (Advisor: Dennis Garity)
Classification of Loops with Self-Intersections on the Twice Punctured Torus


Michael Lau (Advisor: Dennis Garity)
A Computer Implementation of Whitehead's Algorithm


Margaret Taub (Advisor: Dennis Garity)
Classification of Groups with Two Self-intersections on the Once Punctured Torus with Genus N

Cover Page


Damon Bell (Advisor: Paul Cull)
Lower Bound on Open Knight's Tours


Ryan Gould, Jean Steiner and Beverly Steinhoff (Advisor: Dennis Garity)
Classification of Loops with Self-intersections on the Once Punctured Torus with Genus N


Laura A. Pace and Carlos Salazar-Lazaro (Advisor: Robert Burton)
Uniformly Distributed Sequences and their Discrepancies


Douglas Squirrel (Advisor: Paul Cull)
A Warnsdorff-Rule Algorithm for Knight's Tours on Square Chessboards


Holly R. Wiitala (Advisor: Paul Cull)
The Knight's Tour Problem on Boards with Holes

Cover Page


Mande Butler, Jeanne Carton and Emil Kraft (Advisor: Dennis Garity)
Geodesics with Three Intersections on the Punctured Torus


Susan Garner Garille (Advisor: Nathan Gibson)
A Mathematica Program for Classifying Geodesics with k Self Intersections on the Once Punctured Torus


Matthew Hall (Advisor: Dennis Garity)
Fan Beam Tomography


Kristy Hyman and Tom Coffey (Advisor: Robert Burton)
Explorations in Fractal Percolation


Ingrid Nelson (Advisor: Paul Cull)
Coding Theory on the Towers of Hanoi


Brian Stein (Advisor: Paul Cull)
Two Independent Hamiltonian Circuits and Embedding Mesh of Trees on the Mobius Cube


Shasta Willson (Advisor: Paul Cull)
Explorations into Global Stability of Population Models

Cover Page


Stephen Caulk and Poul E. J. Petersen (Advisor: Dennis Garity)
Knots of the Form [a,b,c,d,e]


Susan Dziadosz, Thomas Insel and Peter Wiles (Advisors: Dennis Garity and Thomas Schmidt)
Geodesics with Two Self-Intersections on the Punctured Torus


Nancy Heinschel (Advisor: Paul Cull)
Sufficient Conditions for Global Stability in Population Models


Chris Kaltwasser (Advisor: Paul Cull)
Computing Fibonacci Numbers with Gates


Amy Pool and Suzanne Zawistowksi (Advisor: Thomas Schmidt)
On Isolated Values in the Markoff Spectrum


Kelley Seibel (Advisor: Paul Cull)
The Knight's Tour on the Cylinder and Torus

Cover Page


Helga Fuller (Advisor: Dennis J. Garity)
A Construction of the Universal Menger Curve


Charles Humphreys (Advisor: Paul Cull)
Hypercube Variant Linkages


John Karro (Advisor: Paul Cull)
The Complexity of Computing Fibonacci Numbers


Kenneth H. Keppen (Advisor: Robert Robson)
On K-Stage Euclidean Domains


Mark MacLean (Advisor: Andre Weideman)
Eigenvalue Computations: The Power and Lanczos Methods


Nicole M. Mayer (Advisor: Paul Cull)
Random Neural Nets with Small Connectivities


Eva F. Wailes and Cassandra S. McGee (Advisor: Dennis J. Garity)
The Unknotting Number for 2k + 3, 2j + 1, 2k + 2 and Other Knots of the Form a, b, c


Amy Pilkington (Advisor: Andre Weideman)
Numerical Analysis of Love's Equation


Romyar Sharifi (Advisor: Robert Robson)
On Cyclotomic Polynomials, Power Residues, and Reciprocity Laws


Eric Thomas (Advisor: Andre Weideman)
A Comparison of Approximation Methods for the Convection-Diffusion Equation

Nora Barbara and Jennifer Playdon (Advisor: Paul Cull)
The Game of Zigzag


James A. Bernhard (Advisor: Dennis Garity)
Unknotting Numbers and Minimal Knot Diagrams


Nathanial Brown, Nathan Dunfield, and Greg Perry
Colorings of the Plane


Vesta Coufal
Primes and Twin Primes


Allison Mitchell
Upper Bounds for the Stick Number of Torus Knots


Isamu Shigeyama
Puzzles: What Patterns are Possible?


Augustine P. Waters (Advisor: Dennis Garity)
The Towers of Hanoi: The Case of Four Towers