A recent study reveals that certain configurations of artificial spheres and rings around binary stars could be stable. The work of Colin McInnes, published in the Monthly Notices of the Royal ...

MIT researchers found that metals retain hidden atomic patterns once believed to vanish during manufacturing. These patterns ...

This is a preview. Log in through your library . Abstract We consider two-person nonzero-sum stopping games for random sequences. The problem is divided into two cases with regard to underlying ...