D-Matrix, a company focused on building accelerators for complex matrix math supporting machine learning, announced a $44 million series A round.

The theory of isoelectronic sequences of atoms has been developed as a perturbation theory and is extended here to the calculation of the first-order density matrix. It is shown that the calculation ...

George A. Baker, Jr., A New Derivation of Newton's Identities and their Application to the Calculation of the Eigenvalues of a Matrix, Journal of the Society for Industrial and Applied Mathematics, ...