Plate tectonics theory posits that Earth's outer shell is subdivided into plates that move relative to each other, concentrating most activity along the boundaries between plates, yet the scientific ...

We present a new Neumann-Neumann-type preconditioner of large scale linear systems arising from plate and shell problems. The advantage of the new method is a smaller coarse space than those of ...

TimesMachine is an exclusive benefit for home delivery and digital subscribers. About the Archive This is a digitized version of an article from The Times’s print archive, before the start of online ...