Perturbation Bounds of Generalized Polar

Perturbation Bounds of Generalized Polar Perturbation Bounds of Generalized Polar Decompositions

Wen LI¹
Department of Mathematics
South China Normal University
China
Email: liwen@scnu.edu.cn

In this talk, we present some new perturbation bounds of Q-factors in (generalized) polar decompositions A=QH under the Frobenius norm for both complex and real matrices. For subunitary polar factors, we show that our bounds always improve the recent ones.

Footnotes:

¹ Joint work with Weiwei SUN.

File translated from T_EX by T_TH, version 1.94.
On 10 Apr 2002, 22:50.