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semidefinite+matrix+multiplication
In other words, a matrix is positive-definite if and only if it defines an inner product. Positive-definite and positive-semidefinite matrices can be ...
由 AR Meenakshi 著作1999被引用 55 次 — On a product of positive semidefinite matrices ... definite (psd) matrices to be EP. ... psd matrices is psd if and only if the product is normal.
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由 J Cui 著作2015被引用 5 次 — Dedicated to Professor Rajendra Bhatia. Abstract. It is known that every complex square matrix with nonnegative determinant is the product of ...
2018年8月25日 — In Theorem 3 in this paper, https://core.ac.uk/download/pdf/82822897.pdf, ``On a product of positive semidefinite matrices, A.R. Meenakshi, ...
2011年12月7日4 個答案
Consider the matrix H=HT, H>0, H∈Rn×n, and the vector v∈Rn. In a numerical algorithm, I need to compute the product b=Hv. Right now I am following ...
A square matrix is positive definite if pre-multiplying and post-multiplying it by the same vector always gives a positive number as a result, ...
Positive semidefinite matrices form a cone, where a cone is a subspace closed under addition and multiplication by nonnegative scalars, which implies the ...

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