%0 Journal Article %T Generalized Picone and Riccati inequalities for half-linear differential operators with arbitrary elliptic matrices %A Simona Fisnarova %A Robert Marik %J Electronic Journal of Differential Equations %D 2010 %I Texas State University %X In the article, we extend the well-known Picone identity for half-linear partial differential equations to equations with anisotropic p-Laplacian. %K Half-linear differential equation %K second order equation %K Picone identity %K conjugacy %K oscillation %U http://ejde.math.txstate.edu/Volumes/2010/111/abstr.html