Photonic innovation: researchers in the US have created an optical metamaterial that can perform vector–matrix multiplication. (Courtesy: iStock/Henrik5000) A new silicon photonics platform that can ...

Newton's iteration is modified for the computation of the group inverses of singular Toeplitz matrices. At each iteration, the iteration matrix is approximated by a matrix with a low displacement rank ...

Sparse matrix computations are prevalent in many scientific and technical applications. In many simulation applications, the solving of the sparse matrix-vector multiplication (SpMV) is critical for ...

SIAM Journal on Numerical Analysis, Vol. 24, No. 6 (Dec., 1987), pp. 1394-1418 (25 pages) This paper considers the incomplete Choleski conjugate gradient method for symmetric positive definite linear ...