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Feng Cheng Chang


Allwave Corporation

Last seen: mehr als ein Jahr vor |  Aktiv seit 2008

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Professor, Senior Scientist, Ph. D. in E.E., University of Alabama, IEEE Life member, Retired Professional Interests: mathematics, EM waves, Antennas

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Find s, such that det(A+s*D) = d.
Given a non-sigular matrix A, an arbitrary matrix D, and a real or complex number d, I want to see any short-cut to find the num...

mehr als 9 Jahre vor | 2 Antworten | 0

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Beantwortet
Making a magic square matrix singular
Dear Readers: I have already accepted the expected simple answer from Ahmed A Selman, so I would like to conclude this "Quest...

etwa 11 Jahre vor | 1

Frage


Making a magic square matrix singular
We know that any magic square matrix of odd order is not singular. When each element of the matrix is subtracted by the sum-ave...

etwa 11 Jahre vor | 4 Antworten | 0

4

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Output of a vector which excludes the entries of the second vector
Hello, Problem: Given two distinct integer vectors p and q. I'd like to get a new vector r, that is p excluding the entries o...

mehr als 11 Jahre vor | 2 Antworten | 0

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