the Hadamard Matrix is a square matrix whose entries are either -1 or +1 and whose rows are mutually orthogonal. In geometric ...

These topics include the field of values, stable matrices and inertia, singular values, matrix equations and Kronecker products, Hadamard products, and matrices and functions. The authors assume a ...

Fifty years ago when Jacques Hadamard set out to explore how mathematicians invent new ideas, he considered the creative experiences of some of the greatest thinkers of his generation, such as George ...