Mathematics Seminar
Documents Archive

This page contains links to documents that were used in mathematics seminar presentations (as well as other presentations by mathematics faculty). Some of these items have instructions included so that you can experiment with them on your own; others were used for demonstration purposes and may not be understandable to someone who did not attend that particular presentation. Also note that large files (over 100K) have size indicated in brackets.

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K E Y			An Excel spreadsheet. Note that some spreadsheets contain macros, which may prompt a warning from Excel or virus protection software.
			A Mathematica notebook. Many of these are designed to produce graphs, but all graphs have been removed from these notebooks to conserve space.
			A Microsoft Word document.
			A Microsoft PowerPoint document.
			A QuickTime movie.
			A PDF file.

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Date	Topic Presenter	Documents
September 2008	Elementary Farkle strategy Don Hooley	PowerPoint presentation for Miami University (2008) and Washington DC (2009) Joint Meetings
September 2008	Using Game Theory to Get a Date Darryl Nester	Presentation file (includes computations in appendix). Java applet to simulate two or three callers Excel spreadsheet showing some simulation results [1.1M].
September 2008	Modular Juggling with Fermat Steve Harnish	Excel exploration of initial and middle sums [1.2M] PowerPoint presentation [6.4M] for Miami University (2008) and Washington DC (2009) Joint Meetings
January 2008	A Naïve Introduction to Trans-Elliptic Diophantine Equations Don Hooley	PowerPoint presentation for San Diego 2008 Joint Meetings
September 2007	Juggling sequences with number theory: A tale of two kingdoms Steve Harnish	PowerPoint presentation from Miami Math/Stats Conference [5MB]
April 2007	Tap-Tag and Epidemics: Iteration without Programming Don Hooley	Overheads from presentation at T3 Conference
January 2007	Exploring More from Bluffton’s Explore and Explain Mathematics Courses for Pre-service Middle School Teachers Don Hooley	Handout from presentation at Joint MAA/AMS meetings
09/28/2006	Network Motifs—Statistical/graph theoretic analyses of complex biological systems Steve Harnish	Mathematics Awareness Month Poster 2004 Mdraw computational software MAVisto computational software Network references at the Weizmann Institute. See also: Milo, R. Itzkovitz, S. Kashtan, N. et. al. Science (2004). Milo, R. Shen-Orr, S. Itzkovitz, S. Kashtan, N. et. al. Science (2002). Shen-Orr, S., Milo, R., Mangan, S. Alon, U. Nat Genet (2002). Mangan, S. et. al. JMB (2003), PNAS (2003).
09/28/2006	Counting Fish: Exploring Estimation by Example Darryl Nester	Excel spreadsheet showing the four estimation methods [162K]. Presentation file (includes computations in appendix). "Distribution Family Tree" (information about binomial, negative binomial, hypergeometric, Polya, Poisson, and exponential distributions).
09/29/2005	Does the Macarena Spread Like the Flu? Darryl Nester	Excel spreadsheet showing variations on the SIR model [222K]. Instructions for adding slider controls to Excel spreadsheets.
09/28/2004	Regression, Geometry, and Symmetry Darryl Nester	Java applet to "play" with different regression functions. PDF file used for presentation.
02/03/2004	The Three Sticks Puzzle Darryl Nester	Java applet to explore this puzzle.
01/13/2004	A Game Show Strategy Darryl Nester	Excel spreadsheet simulating the game, and allowing you to experiment with various strategies.
11/06/2003	ICTCM Report Darryl Nester	Excel spreadsheet showing logistic population dynamics (with nifty "slider" form controls). Dropball online physics experiment at Emporia State University
10/03/2003	Using Mathematics to Solve a Word Puzzle Darryl Nester	Excel spreadsheet (in Stuffit format) [203K] (can be expanded with the free Stuffit Expander).
02/26/2002	CA + PDE = (tractable) MD Steve Harnish	Presentation web page
02/19/2002	Tiling Square Rooms with Equal Stacks, or Solutions to x2 – ny = 1 Don Hooley	PowerPoint presentation Excel spreadsheet to solve the equation
12/11/2001	This talk was also given at the San Diego Joint MAA/AMS meetings, January 6, 2002.
	Reflecting Walls for Bouncing Balls Darryl Nester	How to make a "reflecting" wall Pictures of "reflecting walls" (some updates pending) Reflecting wall page at www.2dcurves.com
12/4/2001	This talk was also given at the San Diego Joint MAA/AMS meetings, January 6, 2002.
	An Elementary Diversity Index Developed Using Taylor Series Donald Hooley	Powerpoint presentation Presentation outline (the text of the slides, in a Word "rich text" file) The PowerPoint presentation saved as a web page
11/13/2001	Simulating Probabilities with Excel and Visual Basic Darryl Nester	Probability simulations worksheet
11/27/2001	On Triangles, Spheres, and "How big is South America?" Steve Harnish	Spreadsheet for computing areas of spherical triangles Spherical triangles Mathematica notebook Web site for calculating surface distance between two points of latitude and longitude Web site showing changes in the surface area of the Great Salt Lake of Utah
10/23/2001	Surviving a (Trig) Identity Crisis Darryl Nester	Presentation web page
10/16/2001	How Can I Make This Line Shorter? Donald Hooley	Traffic flow information at the Science Hobbyist web site (www.amasci.com). Simple traffic flow simulations Simulating queue length with one server.
9/18/2001	Mathematics Learned (or Recalled) While Working on my House Darryl Nester	Presentation web page
6/23/2001	String Art FOR JUNE 23 DISCOVERY DAY	String art notebook
3/23/2001 (MAA meeting)	Bouncing a ball on a slanted wall Darryl Nester/ Steve Harnish	Plotting the ball's path (updated 4/9/2001) Pictures of ball paths (added 4/9/2001) Links regarding reflecting walls have been moved here
3/16/2001 (Friday Colloquium)	On Creating Mathematics: What Arthur (Cayley) and Blaise (Pascal) never knew Steve Harnish	PowerPoint presentation [2350K]
2/15/2001	Beetles on Triangles Darryl Nester	Animated GIF files showing the location of the CCW beetle center (updated 4/10/2001) The location of the CCW beetle center, as one side of a triangle grows, when the adjacent side and included angle remain fixed. BeetleTracks.nb notebook (added 4/10/2001) www.2dcurves.com, an online collection maintained by Jan Wassenaar from the Netherlands. Here are his sections dealing with general pursuit curves and the related topic of logarithmic spirals.
2/8/2001	Stereograms Stephen Harnish	Random Dot Stereograms: The Geometry behind the "Magic Eye" pictures [552K]
1/25/2001	String Art Darryl Nester	String art spreadsheet [136K] String art notebook (modified 6/22/2001) 3D string art notebook
11/30/2000	Cellular automata Jon Curtis	Cellular automata notebook
11/9/2000	The Gini index George Lehman	Using the Gini index Gini database (all countries) [709K] Notes about the database
10/19&26/2000	Random Walks Darryl Nester	simple random walks reinforced random walks simple random walks
10/5/2000	Error-correcting codes Stephen Harnish	Error-correcting codes
9/28/2000	"Dueling Actuaries" Darryl Nester	"Dueling Actuaries" simulation
9/14/2000	Creating QuickTime movies Stephen Harnish	Inverse reduction (1) Inverse reduction (2) Two standard reductions [563K] Two inverse reductions [2032K]

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(More to come!)