Reshaping College Mathematics

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Reshaping College Mathematics Reshaping College Mathematics Reshaping College Mathematics A project of the Committee on the Undergraduate Program in Mathematics Edited by Lynn Arthur Steen MAA Notes Series The MAA Notes Series, started in 1982, addresses a broad range of topics and themes of interest to all who are involved with undergraduate mathematics. The volumes in this series are readable, informative, and useful, and help the mathematical community keep up with developments of importance to mathematics. Editorial Board Warren Page, Chair Donald W. Bushaw Richard K. Guy Paul J. Campbell Frederick Hoffman Jane M. Day David A. Smith 1. Problem Solving in the Mathematics Curriculum, Committee on the Undergraduate Teaching of Mathematics, Alan Schoenfeld, Editor. 2. Recommendations on the Mathematical Preparation of Teachers, CUPM Panel on Teacher Training. 3. Undergraduate Mathematics Education in the People’s Republic of China, Lynn A. Steen, Editor. 4. Notes on Primality Testing and Factoring, by Carl Pomerance. 5. American Perspectives on the Fifth international Congress in Mathematical Education, Warren Page, Editor: 6. Toward a Lean and Lively Calculus, Ronald Douglas, Editor: 7. Undergraduate Programs in the Mathematical and Computer Sciences: 1985-86, D. J. Albers, R. D.Anderson, D. 0. Loftsgaarden, Editors. 8. Calculus for a New Century, Lynn A. Steen, Editor. 9. Computers and Mathematics: The Use of Computers in Undergraduate instruction, D. A. Smith, G. J. Porter, L. C. Leinbach, R. H. Wenger, Editors. 10. Guidelines for the Continuing Mathematical Education of Teachers, Committee on the Mathematical Education of Teachers. 1 1. Keys to Improved instruction by Teaching Assistants and Part-Time Instructors, Committee on Teaching Assistants and Part-Time Instructors, Bettye Anne Case, Editor. 12. The Use of Calculators in the Standardized Testing of Mathematics, John Kenel/% Editor: 13. Reshaping College Mathematics, Lynn A. Steen, Editor: First Printing 0 1989 by the Mathematical Association of America Library of Congress Number 89-061338 ISBN-0-88385-062-1 Printed in the United States of America Reshaping College Mathematics .. PREFACE............................................................................................... ..vu MATHEMATICALSCIENCES .............................................................................. 1 Curriculum Background 0 Current Issues 0 Curricular Principles 0 Building Mathematical Maturity 0 Core Requirements 0 Teaching Mathematical Reasoning 0 How Much Theory? Sample Majors 0 Mathematical Sciences Minor 0 Examples of Successful Programs 0 IDe- partmental Self-study 0 Discrete Methods 0 Applied Algebra 0 Numerical Analysis. CALCULUS............................................................................................... 19 Rationale 0 First Semester Calculus 0 Second Semester Calculus 0 Intermediate Mathematics Courses 0 Applied Linear Algebra 0 Multivariable Calculus 0 Differential Equations. COREMATHEMATICS ................................................................................... 25 New Roles for Core Mathematics 0 Four Questions 0 Abstract Algebra 0 Analysis. COMPUTERSCIENCE ................................................................................... 29 A Growing Discipline 0 Introductory Courses 0 Intermediate Courses 0 Concentrations and Minors 0 Faculty Training 0 Computer Facilities 0 ACM Curriculum 78. MODELINGAND OPERATIONS RESEARCH.......................................................... .41 Experience in Applications 0 Mathematical Modeling 0 An Undergraduate Modeling Course 0 Operations Research 0 Introductory Operations Research 0 Elementary Modeling 0 Intro- ductory Stochastic Processes 0 References. STATISTICS.............................................................................................. .55 Introductory Course 0 The Place of Probability 0 Alternative Arrangements 0 Instructor Preparation 0 Course Outline 0 Probability and Statistical Theory 0 Applied Statistics 0 Probability and Stochastic Processes 0 Preparation for Graduate Study. DISCRETEMATHEMATICS ............................................................................. 61 Introduction and History 0 Summary of Recommendations 0 General Discussion Needs of Computer Science 0 Syllabus 0 Preparation for Discrete Mathematics 0 Two Year Colleges and High Schools 0 The Impact on Calculus 0 Course Objectives 0 Sample Problems 0 Textbooks 0 References. CALCULUS TRANSITION:FROM HIGH SCHOOL TO COLLEGE ................................... 85 Problem Areas 0 Accelerated Programs 0 High School Calculus 0 Successful Calculus Courses 0 Unsuccessful Calculus Courses 0 College Programs 0 Recommendations 0 References. CURRICULUM FOR GRADES11-13 .................................................................... 91 Issues of Apparent Consensus 0 Recommendation 0 Issues Requiring Further Study 0 Gifted Students 0 Greater Integration 0 Statistics & Discrete Mathematics 0 Twelfth Grade Math- ematics 0 Calculus Review 0 Deductive Reasoning 0 Calculators 0 Alternatives to Remedial Courses 0 Use of Standardized Test Scores 0 Geometry 0 Collaborative Efforts. MINIMALMATHEMATICAL COMPETENCIES FOR COLLEGE GRADUATES..................... .lo3 Recommendations 0 Mathematics for Coping with Life 0 Mathematics Appreciation. MATHEMATICSAPPRECIATION COURSES .......................................................... 109 Philosophy 0 Things to Stress 0 Things to Avoid 0 Course Organization 0 Examples of Topics 0 Two-Year Colleges 0 Films 0 Classroom Aids 0 Survey Monographs 0 Collections of Essays 0 Bibliography & References. Preface Calls for Change Background CUPM was established in 1953 to “modernize and For over 35 years the Committee on the Undergrad- upgrade” the mathematics curriculum arnd to halt what uate Program in Mathematics (CUPM) has helped pro- was even then decried as “the pessimislk retreat to re- vide coherence to the mathematics major by monitor- medial mathematics.” At that time total enrollment in ing practice, advocating goals, and suggesting model college mathematics courses in the United States was curricula. This volume brings together various curricu- approximately 800,000; each year about 4,000 students lum reports issued during the decade of the 1980’s. received a bachelor’s degree in mathematics, and about It provides a convenient reference for the mathe- 200 received Ph.D. degrees. matical community as it begins to reshape college In its early years CUPM concentrated on proposals mathematics in response to mounting demands for to strengthen undergraduate preparation for graduate change. study in mathematics. Spurred on by Sputnik and as- Many of the calls for reform have been expressed in sisted by significant support from the National Science published reports, for example: Foundation, the mathematical community in the United 1989 Curriculum and Evaluation Standards for School States matured rapidly from a servant discipline inden- Mathematics, published by the National Council tured to science and engineering to vigorous world lead- of Teachers of Mathematics. ership. By 1970 U.S. mathematics dlepartments pro- duced 24,000 bachelor’s and 1,200 doctoral degrees-a 1989 Everybody Counts: A Report to the Nation on the Future of Mathematics Education, published six-fold increase in less than twenty years. by the National Research Council. Then the bubble burst. As student, interest shifted from personal goals to financial security, and as com- 1988 Changing America: The New Face of Science puter science began to attract increasing numbers of and Engineering, published by the White House students who in earlier years might have studied math- Task Force on Women, Minorities, and the ematics, the numbers of mathematics bachelor’s degrees Handicapped in Science and Technology. dropped by over 50% in ten years, as did the number 1987 The Underachieving Curriculum, published by of U.S. students who went on to a Ph.D. in mathemat- the Second International Mathematics Study. ics. In 1981, at the nadir of B.A. productivity, CUPM published a comprehensive report entitled Recommen- 1986 Towards a Lean and Lively Calculus, published dations for a General Mathematical Sciences Program. by the Mathematical Association of America. Significantly, this report advocated not a strengthened 1985 Integrity in the College Curriculum: A Report program in traditional (pre-doctoral) mathematics, but to the Academic Community, published by the a broad, innovative program in mathematical sciences. Association of American Colleges. Although CUPM did not create the movement to- wards mathematical sciences, its 1981 report helped le- 1984 Renewing US. Mathematics: Critical Resource gitimize a process that was well under way. As a con- for the Future, published by the National Re- sequence, mathematics programs in 1J.S. colleges and search Council. universities are now dominated by variations on two Other pressures for change are expressed in articles paradigms that reflect the two phases of CUPM activ- diffused throughout the literature on a wide range of is- ity. The first, a fading image of the CUPM recommen- sues, from remediation (too much) through Ph.D. pro- dations of the 1960’~~focuses on core mathematics as duction (too little), from students (greater diversity) to preparation for graduate study in mathematics. The mathematics (greater applicability), and from technol- second, reflecting the broader objectives of CUPM’s ogy (under-utilized) to pedagogy (too passive). What 1981 mathematical sciences report, focuses on
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