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“Bordered” Squares of Fifth Order and their Magic Derivatives

✍ Scribed by BURNETT, J. C.


Book ID
109483697
Publisher
Nature Publishing Group
Year
1925
Tongue
English
Weight
226 KB
Volume
116
Category
Article
ISSN
0028-0836

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Theorem 3 of Baksalary and Pukelsheim [Linear Algebra Appl. 151 (1991) 135] asserts that if both A and B are Hermitian nonnegative definite matrices, then the star order A \* B between them and the star order A 2 \* B 2 between their squares are equivalent and they imply the commutativity property A