A Tabu Search heuristic to construct Hadarmard matrices with two circulant cores
Support material for the article:
M.Chiarandini, I.Kotsireas, C.Koukouvinos, L.Paquete, Heuristic algorithms for Hadamard matrices with two circulant cores, Theoretical Computer Science, 407(1-3):274-277, 2008. http://dx.doi.org/10.1016/j.tcs.2008.06.002
Also available at: http://www.imada.sdu.dk/~marco/Hadamards/ts.c