The eigenvalue complementarity problem (EiCP) represents a class of mathematical challenges where the determination of eigenvalues and corresponding eigenvectors is constrained by complementarity ...

A crystal is a solid with a periodic atomic structure and a deviation from the periodicity of the crystal lattice is called a defect. Crystalline defects include point defects (e.g. colour centres) ...

The Chicago Manual of Style is an American English style guide published by the University of Chicago Press. The Manual’s guidelines for publishing, style and usage, and citations and indexes—known as ...