DORIAN GOLDFELD Professor Mathematics Building, Room 422 Columbia University New York, NY 10027  Telephone: (212) 854-4304 Fax: (212) 854-8962 e-mail: goldfeld@columbia.edu

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Research Interests:  Number Theory curriculum vitae Publications Books Notes on Trace Formulae for SL(2,R) Links: (Goldfeld Conference photos) Joint COLUMBIA-CUNY-NYU Number Theory Seminar First  JNT Biennial Conference (2019)   Bretton Woods Workshop on Multiple Dirichlet Series (2005)    (Conference photos) AAG-KeyExchange Decision Regarding World Record Musky Challenge My Daughter's art work (including my portrait above) Some Interesting Chemistry

                          

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TEACHING, FALL 2021 MATH UN3025,  Making, Breaking Codes Instructor: Dorian Goldfeld Day & Time: TR 1:10 – 2:25PM Textbook: Introduction to Cryptography and Coding Theory, 2nd edition, by W. Trappe and L. Washington Location: Room 312 Mathematics Building Syllabus: Exams:  Exam 1:  Thursday, October 7  (20% of course grade) Exam 2:  Tuesday, November 16  (20% of course grade) Final Exam: TBA  (35% of course grade) Homework: (25% of course grade)