Events
Linear Algebra Seminar |
Time: Mar 07, 2017 (04:00 PM) |
Location: Parker Hall 246 |
Details: Speaker: Pingping Zhang Title: A further extension of Rotfel'd theorem Abstract: We prove an inequality for concave functions and partitioned matrices whose numerical ranges lie in a sector. This complements a theorem by E.Y. Lee concerning the positive semi-definite case. |