This is a preview. Log in through your library . Abstract The author proposes a height function (HF) method for estimating curvature and unit vectors of planar curves. The new method is named HFES ...

Spectral-element simulations on quadrilaterals and hexahedra rely on the Gauss–Lobatto (GL) integration rule to enable explicit simulations with optimal spatial convergence rates. In this work, it is ...