In This Issue Contributed Papers S Minicourses
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THE NEWSLETIER OF THE MATHEMATICAL ASSOCIATION OF AMERICA April 1998 Volume 18, Number 4 , In This Issue contributed papers S Minicourses 6 Social Events SpecialSes."'l ~/Of/S 7 Call for Student Papers Invited Addresses 8 Housing Form 9 Program at a Glance "If/vesting for Retlrem 10 Registration Information The Mathematical Association of America 1529 Eighteenth St., NW Washington, DC 20036 FOCUS FOCUS is published by the Mathematical Association of America in January, February, March, April, May/June, August/September, October, November, and December. MATHEMATICS Editor: Harry Waldman, MAA; 1 [email protected] ORIGINAL Managing Editor: Carol Baxter, MAA Advertising Coordinator: Joseph AWARENESS~ Watson, MAA; [email protected] President: Gerald L.Alexanderson, Santa Clara University First Vice-President: Anita Solow, DePauw University WEEK8 Second Vice-President: Ed Dubinsky, Georgia State University WAVELET 100:1 compression April 26-May 2 Secretary: Martha Siegel, Towson Preserves all bUI fine structure University Treasurer: Gerald J. Porter, University of Pennsylvania Executive Director: Marcia P. Sward Associate Executive Director and Ma t!lematics Directorof Publicationsand Electronic Services: Donald J. Albers Letters to the editor should be addressed &'Imaging to Harry Waldman, MAA, 1529 WAVELETPACKET BASIS ]0:1 compression Eighteenth Street, NW, Washington, DC Preserves [me structure of hri~lles 20036. Subscription and membership questions should be directed to the MAA Customer Service Center, 800-331-1622; e-mail: [email protected]; (301) 617-7800 (outside U.S. and Canada); fax: (301) 206 9789. FOCUS is a benefit of MAA membership. The subscription price to individual members is $6.00, which is included in the annual dues. RESIDUAL Copyright © 1998 by the Mathematical Association of America (Incorporated). Sponsored by the Educational institutions may reproduce articles for their own use, but not for sale, • Joint Policy Board for Mathematics: provided that the following citation is American Mathematical Society used: "Reprinted with permission of Mathematical Association ofAmerica FOCUS, the newsletter of the Society for Industrial and Applied Mathematics Mathematical Association of America he o~iginal image is the sum ~f the three. Each pulls Tout differml fpal~ of me oo81nal. We (an thinkof the (Incorporated)... image as being synthesized by three different instruments, • Informs in it way similar 10 it musical orchestration where the Periodicals postage paid at Washington, final sound is the sum of the notes from each instrument. This mathematical transcription is useful for it more DC and additional mailing offices. efficient and accurate storage and processing of imaging http://forum.swarthmore.edu/maw/ data, but also provides tools for denoising and idennfvmg Postmaster: Send address changes to the structure in images. For example. it (an sharpen detail in medic a1 images, such as MRI. and be used to idenlify Images provided by Ronald Coifman. Yale University MAA, P.O. Box 90973, Washington, DC particular objects for diagnostic purposes. • 20090-0973. - ISSN: 0731-2040; Printed in the United States of America. Mathfest Goes International! What's new in collegiate mathematics? Find out when you join colleagues in Toronto at Mathfest 98, July 15-18! You won't want to miss the Hedrick Lecture Series: GeometricVariational Problems, three lectures by Jean Taylor or Donald Saari speak on The Mathematics of Voting: What Causes Lousy Election Outcomes?; everyone will enjoy Joseph Gallian talk on Breaking Drivers' License Codesand Ross Honsberger on Some Mathematical Morsels. Looking for other activities? How about the contributed paper session on Multi media and Mathematics Education, or the minicourse on Cooperative Learning in Undergraduate Mathematics Education, or the special session on GreatTheorems of Mathematics, or a workshop on Integrating Active Learning Techniques into Lectures or...dozens of other mathematical sessions, social events, and the charms of Canada in the summer. Come to the meeting early and attend the Short Course on Mathematics and Magic by Brent Morrisand Arthur Benjamin. This is a meeting you want to attend in a place you want to visit. DON'T MISS IT! Review the descriptions of lectures, sessions, re&!.·~tei,\....... andotherevents oilline a WWWmaa. , on the inside pages. How to Register instructions andforms included. Mathfest 98 information mayalso be accessed via MAA Online at www.maa.org. MATHFEST 98 DEADLINES Early Bird Registration May 29 On-Campus Hotel Reservations June 1 Dormitory Housing Reservations June 1 Delta Chelsea Inn Reservations June 11 Regular Registration June 29 Short Course Registration June 29 Minicourse Registration June 29 Invited Special Sessions feature presentations or panel discussions. The speakers Addresses are invited bythe organizers and selected because of HEDRICK LECTURE SERIES their knowledge and accomplishments in the focal Jean Taylor Rutgers University area ofthe session. Geometric Variational Problems Lecture 1: Soap Films Models of Mathematical Sciences Concurrent Models: Thursday, 9:30 am-I 0:20 am and their Applications throughout Teaching Mathematics while Lecture 2: Crystals the Curriculum Developing Teaching Skills Friday, 9:30 am-l0:20 am Lee Zia University of New Hampshire Morris Orzech Queens University Lecture 3: Ice Cubes versus Snow Flakes Frank Giordano COMAP Eric Muller BrockUniversity Saturday, 9:30 am-l0:20 am This is Part 2 of a session (Part' will be David Poole TrentUniversity presented at the SIAM meeting); the In this CMS-Fields-MAA panel, the pre . -- - - - - . -- -- senters will discuss some models for AWM-MAA INVITED ADDRESS two parts are related but not codepen Margaret H. Wright Bell Laboratories, LucentTechnologies dent. In this session, presenters will re addressing the initial and ongoing The Interior-Point Revolution in port on innovative models that illustrate development of teaching skills at vari Constrained Optimization the infusion of the mathematical sci ous levels, in the context of activity Thursday, 3:05 pm-3:55 pm ences and their applications throughout whose primary focus is mathematics. Thursday, 3:55 pm-5:45 pm a course and/or curriculum. Special --CMS-FIELDS-MAA- - - -INVITED- --ADDRESS- - - attention will be paid to working with Leon GlassMcGill University Assessment Alternatives colleagues from non-mathematical sci Mathematics Education for the Life Sciences Janet C. Woodland University of Arkansas ence disciplines during the conceptual Thursday, 8:30 am-9:20 am Heather Hulett MiamiUniversity (Ohio) ization, development, and implementa How can we create and evaluate a vari tion stages of a project. Sustainability --MAA STUDENT- - -LECTURE-- - -- . - ety of assignments to encourage and Ross A. Honsberger University of Waterloo issues will be discussed. Speakers measure student learning, beyond the Some Mathematical Morsels include Michael Moody, Harvey Mudd traditional homework problem sets Saturday, 3:05 pm-3:55 pm College; Dan Schwalbe, Macalester and quizzes? Examples of some such College; Daniel P. Maki, Indiana Univer assignments include: presentations, re --NAM-MAA- -INVITED----ADDRESS- - - - sity; and Kurt Bryan, Rose-Hulman writing textbook selections, peer review Nathaniel Dean RiceUniversity Institute of Technology. of writing assignments, projects, and Network Visualization Thursday, , :00 pm-2:50 pm course portfolios. Invited panelists will Friday, 8:30 am-9:20 am provide detailed examples of such assignments and how to grade them; -PI MU- EPSILON-- - -- -- - - - Teaching Collaborations between this will be followed by a breakout and J. SUTHERLAND FRAME LECTURE 2-year and 4-year Colleges discussion session where participants Joseph A. Gallian University of Minnesota, Duluth Bonnie Gold Wabash College can exchange ideas. Breaking Drivers' License Codes Sheldon P. Gordon SUNY Farmingdale Thursday, 3:55 pm-5:45 pm Friday, 8:00 pm-9:00 pm Teaching collaborations between two and four-year colleges can have benefits The Mathematics Education of -Dorothy- --Buer!< IthacaCollege- -. --- -- for both schools. These benefits include Teachers Project What We Say, What Students Hear: facilitating student transitions between Marjorie Enneking Portland StateUniversity A Case for Active Listening two-year colleges and the four-year Thursday, , 0:30 arn-l :20 am The Mathematics Education of Teachers schools at which they finish their under Project, funded by the US Department graduate degrees, and contributing to of Education, is a joint effort of the math --Henry O.. Pollak- ---ColumbiaUniversity- -- -- faculty development at both schools. ematical sciences professional societies. Stability and Sensitivity in High School and The panelists, including Jacqueline College Mathematics The project will set guidelines for the Friday, , 0:30 am-l :20 am Giles, Houston Community College; initial mathematics preparation and con Central College; Doris Schattschneider, tinuing mathematical development of - - Moravian College; and Karen Sharp, teachers P-12 and encourage support Liliane--------- Beaulieu Universite de Montreal - Bourbaki Choices Mott Community College, will discuss ing activities to foster the implementa tion of these recommendations. After a Friday, 3:05 pm-3:50 pm collaborations of this sort in which they have been involved: how they came description of progress to date, there - - . - --- . -- will be an open forum to gather sugges Andrew Odlyzko AT&TLabs - - about, what the collaboration