𝔖 Bobbio Scriptorium
✦   LIBER   ✦

Amicable hadamard matrices

✍ Scribed by Jennifer Wallis


Publisher
Elsevier Science
Year
1971
Tongue
English
Weight
104 KB
Volume
11
Category
Article
ISSN
0097-3165

No coin nor oath required. For personal study only.


πŸ“œ SIMILAR VOLUMES


Rectangular Hadamard matrices
✍ Kishore Sinha πŸ“‚ Article πŸ“… 1988 πŸ› Elsevier Science 🌐 English βš– 79 KB
On Hadamard matrices
✍ Jennifer Seberry Wallis πŸ“‚ Article πŸ“… 1975 πŸ› Elsevier Science 🌐 English βš– 640 KB
Weak amicable T-matrices and Plotkin arr
✍ W. H. Holzmann; H. Kharaghani πŸ“‚ Article πŸ“… 2007 πŸ› John Wiley and Sons 🌐 English βš– 122 KB

## Abstract We introduce the class of weak amicable __T__‐matrices and use it to construct a class of orthogonal designs, for __p__ = 1 and for __p__ a prime power ≑ 3 (mod 4), and all odd __q__, __q__ ≀ 21. This class includes new Plotkin arrays of order 24, 40, 56 and for the first time, of orde

Generalized Hadamard matrices whose tran
✍ R. Craigen; W. de Launey πŸ“‚ Article πŸ“… 2009 πŸ› John Wiley and Sons 🌐 English βš– 69 KB

## Abstract In answer to β€œResearch Problem 16” in Horadam's recent book __Hadamard matrices and their applications__, we provide a construction for generalized Hadamard matrices whose transposes are not generalized Hadamard matrices. Β© 2009 Wiley Periodicals, Inc. J Combin Designs 17: 456–458, 2009

Conjectures about Hadamard matrices
✍ Jay H. Beder πŸ“‚ Article πŸ“… 1998 πŸ› Elsevier Science 🌐 English βš– 75 KB

The purpose of this paper is to discuss some conjectures related to the construction of Hadamard matrices. We review the results of a computer experiment concerning the extendability of row-Hadamard matrices, generating new conjectures and giving a counterexample to one suggested by Vijayan. An earl