This is a preview. Log in through your library . Abstract In this paper we study strictly positive definite functions on the unit sphere of the m-dimensional Euclidean space. Such functions can be ...

This is a preview. Log in through your library . Abstract We recognize a result of Schreiner, concerning strictly positive definite functions on a sphere in an Euclidean space, as a generalization of ...

Positive definite matrices play a central role in mathematics, physics, statistics and engineering due to their unique properties and widespread applicability. These matrices, which are characterised ...