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Issue No. 05 - May (1971 vol. 20)
ISSN: 0018-9340
pp: 587-588
J.W. Carl , Aeros. Med. Res. Lab. Math. & Anal. Branch Wright-Patterson AFB
A recently proposed matrix factorization for a Hadamard matrix of order twelve is shown to be invalid in that the factored matrix is not Hadamard.
Hadamard matrix, Hadamard transform, matrix factorization.
J.W. Carl, "Comment on "An Algorithm for a Fast Hadamard Matrix Transform of Order Twelve"", IEEE Transactions on Computers, vol. 20, no. , pp. 587-588, May 1971, doi:10.1109/T-C.1971.223303
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