Refines the solution of a system of linear equations with a packed symmetric (Hermitian) positive-definite matrix and estimates its error.
Computes a matrix-vector product using a general matrix
Computes the solution to the system of linear equations with a real or complex symmetric matrix A stored in packed format, and multiple right-hand sides.
Triangular solvers with simplified interface for a sparse matrix in the diagonal format with one-based indexing.
Reduces a complex Hermitian band matrix to tridiagonal form.
Solves a system of linear equations with a UDU- or LDL-factored symmetric matrix using packed storage.
Computes row and column scaling factors intended to equilibrate a symmetric (Hermitian) positive definite matrix in packed storage and reduce its condition number.
- 1 sur 673