EUROPAR
2003
Springer
14 years 4 months ago
2003
Springer
Abstract. This paper shows how a sparse hypermatrix Cholesky factorization can be improved. This is accomplished by means of efficient codes which operate on very small dense matri...
ISSAC
2007
Springer
14 years 5 months ago
2007
Springer
Linear systems with structures such as Toeplitz-, Vandermonde- or Cauchy-likeness can be solved in O˜(α2 n) operations, where n is the matrix size, α is its displacement rank, ...