- Sponsor
- AMS Graduate Chapter
- Speaker
- Bruce Reznick
- Contact
- David Gallardo
- davidg7@illinois.edu
- Views
- 31
- Originating Calendar
- Mathematics Seminar Series: What is... Seminars
An installment of the "What Is..." Seminar Series. Snacks, tea and coffee will be provided at 3:30pm at Harker 300.
Title: What does ">" really mean?
Speaker: Bruce Reznick
Abstract: A hundred years ago, Artin gave a natural way to define what positivity means algebraically in a field. This has some surprising applications to sums of squares, to real polynomials in one and several variables and to Hilbert’s Seventeenth Problem.