This is a preview. Log in through your library . Abstract Analyses of geostatistical data are often based on the assumption that the spatial random field is isotropic. This assumption, if erroneous, ...

We develop parametric classes of covariance functions on linear networks and their extension to graphs with Euclidean edges, that is, graphs with edges viewed as line segments or more general sets ...

Practice how to recognise and determine the equation of a quadratic function from its graph ahead of your National 5 Maths exam with this interactive maths quiz. The equation of a a quadratic function ...