Mathematics & Statistics History

Nebraska Conference

for Undergraduate Women in Mathematics

March 5-7, 1999

Graduate Program
Undergraduate Program
Mathematics and Statistics
University of Nebraska


    (Top to Bottom)
  1. Sylvia Wiegand
  2. Jackie Kohles
  3. Shawna Jensen
  4. Shawna Jensen
  5. Lisa Grignon
  6. Brandy Stigler
  7. Jennifer Paulhus
  8. Holly Hauschild
  9. Betsy Cassells
  10. Monica Castro-Simmons
  11. Dan Nettleton
  12. Wilnelia Hernandez Castro
  13. Tanzy Mae Love
  14. Meera Lea Pradhan
  15. Meera Lea Pradhan
  16. Julie Berg
  17. Angela Gallegos
  18. Angela Gallegos
  19. Lauren Williams
  20. Anna Stevens
  21. Jackie Kohles, Victoria Sapko and Lisa Grignon
  22. Alissa Crans
  23. Tamil Maldonado Vega
  24. Anna Luisa Ruiz

The Conference was designed to give outstanding undergraduate women the opportunity to discuss their own research and to meet other women who share their interest in the mathematical sciences. The conference took place at the university's city campus, near downtown Lincoln.

Sylvia Wiegand (UNL) and Carolyn Gordon (Dartmouth)

Panel Discussion: Choosing a Graduate School

What Happened?

Friday, March 5, 1999

3:00 p.m. Registration
3:30 p.m. Opening Session
Welcome from Brian Foster, Dean of the College of Arts & Sciences
Welcome from Jim Lewis, Department Chair
3:45 p.m. Featured Talk: Prime Ideal Pictures
Professor Sylvia Wiegand, University of Nebraska-Lincoln
Past President of the Association for Women in Mathematics
4:40 p.m. Presentations - Session 1
Moderated by Professor Judy Walker
Partitions Which Are Simultaneously t1- and t2-cores
Jackie Kohles, University of Nebraska-Lincoln
The Challenge of Remediation
Shawna M. Jensen, California State University-Chico
A Parallel Implementation of the All Pairs Shortest Paths Algorithm
Lisa Grignon, Elon College (NC)
7:00 p.m. Banquet - Cornhusker Hotel
Professor Judy Walker will discuss the Department's Presidential Award and "The Road to the White House"

Saturday, March 6, 1999

8:00 a.m. Coffee, Juice and Rolls
8:30 a.m. Presentations - Session 2
Moderated by Professor Roger Wiegand
Calculating the Continued Fraction of the Cube Root of 2
Brandy Stigler, New Mexico State University
Cwatsets: A New Algebraic Structure
Jennifer Paulhus, College of the Holy Cross (MA)
Invariant Equations of Poisson Varieties
Holly Hauschild, University of Wisconsin-Eau Claire
The Geometry of PSL_2(Z[i])
Betsy Cassells, Lafayette College
Implementation of an Algorithm to Calculate the Class Number
Monica Castro-Simmons, University of Puerto Rico-Humacao
10:10 a.m. Break
10:30 a.m. Presentations - Session 3
Moderated by Professor Susan Hermiller
Proving the Unprovable: Godel's Incompleteness Theorem
Anna Varvak, University of Massachecutts-Boston
New Term Weighting Formulas for Information Retrieval
Erica Chisholm, University of Delaware
Grobner Basis Conversion Methods for the Implicitization of Bisector Surfaces
Paula Rivera-Torres, University of Puerto Rico-Humacao
Whitehead Automorphisms and Equivalent Words
Rebecca Virnig, University of Chicago
12:00 Noon Lunch
1:30 p.m. Presentations - Session 4
Moderated by Professor Dan Nettleton
Statistical Study of River Stream Flow Time Series in Puerto Rico
Wilnelia Hernandez Castro, University of Puerto Rico-Humacao
Estimating Confidence Intervals for Multiple Binomial Probabilities
Tanzy Mae Love, California State University-Hayward
A Mathematical Model for Assessing Anti-Retroviral Therapy on HIV Populations
Meera Lea Pradhan, University of Texas-Austin
Nontraditional Credit Risk Management Tools
Julie Berg, Carnegie Mellon University
An Investigation into an Inhibitory Neural Feedback Loop
Angela Gallegos, New York University
3:10 p.m. Break
3:30 p.m. Presentations - Session 5
Moderated by Professor Lisa Orlandi-Korner
Exact N-Step Domination in Graphs
Lauren Williams, Harvard University
The Neighbor Joinging Method of Evolutionary Tree Reconstruction
Sara Grossman, Smith College (MA)
Fractional Domination Numbers of Grid-Type Graphs
Anna Stevens, New College (FL)
4:30 p.m. Panel - Choosing a Graduate School
  • Carolyn Gordon, Dartmouth College,
  • Lisa Orlandi-Korner, Ph.D. Cornell 1998, now at UNL
  • Victoria Sapko, Graduate Student, UNL
  • Theresa Strei, Graduate Student, UNL
Moderator: Professor Roger Wiegand
5:30 p.m. End of the Day Reception
A chance to meet the panelists.

Sunday, March 7, 1999

8:00 a.m. Coffee, Juice and Rolls
8:30 a.m. Featured Talk: You can't hear the shape of a drum
Professor Carolyn Gordon, Dartmouth College
9:40 a.m. Presentations - Session 6
Moderated by Professor Allan Donsig
Analysis of Linear Algebra Solutions of Advanced Variations of the Game `Lights Out' (Tiger Electronics, Inc.)
Andrea Saunders, New College (FL)
The Hadamard Core for Totally Non-Negative Matrices
Alissa Crans, University of the Redlands (CA)
Elliptical Galaxies in Weyl Gravitational Theories
Tamil Maldonado Vega, University of Puerto Rico-Humacao
Divisibility Properties of the Binomial Coefficients
Ana Louisa Ruiz, Mills College (CA)
11:20 a.m. End of Conference

Who Was There?

Listing of Participants

University of Nebraska Faculty

University of Nebraska Graduate Students

University of Nebraska Undergraduate Students

  • Basler, Heidi
  • Bernadt, Keri
  • Brehm, Kimberly
  • Keeler, Crystal Lynn
  • Ladd, Taryne
  • Lloyd, Tanya Felicia
  • Meyer, Sadie
  • Nelson, Beth
  • Rolle, Yolanda A.
  • Zadina, Debbie

Above are (Front Row): Wilnelia Hernandez Castro, Monica Castro-Simmons, Everilis Santana-Vega; (Back Row): Tamil Maldono Vega, Paula Rivera-Torres (all from the University of Puerto Rico-Humacao), and Shawna Jensen (California State University - Hayward). Below are the same group plus the UNL Graduate Chair Roger Wiegand (at his home).

For Further Information
Nebraska Conference for Undergraduate Women in Mathematics
Department of Mathematics and Statistics
University of Nebraska-Lincoln
Lincoln, NE 68588-0323
Phone: (402) 472-5992

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