This text is concerned with the quantitative aspects of the theory of nonlinear diffusion equations; equations which can be seen as nonlinear variations of the

This text is concerned with the quantitative aspects of the theory of nonlinear diffusion equations; equations which can be seen as nonlinear variations of the

The Heat Equation is one of the three classical linear partial differential equations of second order that form the basis of any elementary introduction to the

The Heat Equation is one of the three classical linear partial differential equations of second order that form the basis of any elementary introduction to the

The aim of these notes is to include in a uniform presentation style several topics related to the theory of degenerate nonlinear diffusion equations, treated i