Brigitte Bardot, who has died at the age of 91, challenged post-war fashion's stiff formality when she emerged in 1950s ...

First-order derivatives: n additional function calls are needed. Second-order derivatives based on gradient calls, when the "grd" module is specified (Dennis and Schnabel 1983): n additional gradient ...

Abstract: Adaptive refinement in isogeometric analysis provides a flexible way to improve accuracy while controlling computational effort. This work builds on spline basis functions, used both for ...