Capítulo de Libro
Calculating cocyclic hadamard matrices in Mathematica: exhaustive and heuristic searches
Autor/es | Álvarez Solano, Víctor
Armario Sampalo, José Andrés Frau García, María Dolores Real Jurado, Pedro |
Departamento | Universidad de Sevilla. Departamento de Matemática Aplicada I (ETSII) |
Fecha de publicación | 2006 |
Fecha de depósito | 2015-12-09 |
Publicado en |
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Resumen | We describe a notebook in Mathematica which, taking as input data a homological model for a finite group G of order |G| = 4t, performs an exhaustive search for constructing the whole set of cocyclic Hadamard matrices over ... We describe a notebook in Mathematica which, taking as input data a homological model for a finite group G of order |G| = 4t, performs an exhaustive search for constructing the whole set of cocyclic Hadamard matrices over G. Since such an exhaustive search is not practical for orders 4t ≥28, the program also provides an alternate method, in which an heuristic search (in terms of a genetic algorithm) is performed. We include some executions and examples |
Ficheros | Tamaño | Formato | Ver | Descripción |
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Calculating cocyclic.pdf | 318.5Kb | [PDF] | Ver/ | |