Abstract: In this paper, an effective finite element method is developed and studied for the Maxwell eigenvalue problem with a radial inhomogeneous medium in a ball. The primary idea is to expand the ...

Abstract: A highly popular regularized (shrinkage) covariance matrix estimator is the shrinkage sample covariance matrix (SCM) which shares the same set of eigenvectors as the SCM but shrinks its ...

The billionaire Microsoft founder, Bill Gates, has become the world’s leading global health philanthropist, but his overture to the late, convicted sex offender Jeffrey Epstein continues to haunt him, ...

Dasha Burns is POLITICO Playbook's Chief Correspondent, White House Bureau Chief and Host of "The Conversation," a fresh take on the traditional Sunday show format, going beyond conventional wisdom ...

Microsoft co-founder Bill Gates, a philanthropist who chairs the Gates Foundation, indicated to Politico's Dasha Burns during an interview that the Trump administration's cuts in U.S. foreign aid have ...

The world is moving closer to ending polio, Bill Gates says, with new pledges announced in Abu Dhabi pushing the global campaign to within about $440 million of the funding needed to finish the job by ...