Studies concrete examples in detail, to illustrate a wide variety of methodsBegins from basic material, introducing mixed-type problems in different applicationsProvides a grand view of mixed-type equations, from basic materials to recent progress and emerging applicationsIncludes supplementary material: sn.pub/extras

The author's research includes contributions to the mathematical theory of plasma heating in tokamaks, elliptic-hyperbolic extensions of nonlinear Hodge theory and partial differential equations in extended projective space. He is the author of the text, The Dirichlet Problem for Elliptic-Hyperbolic Equations of Keldysh Type (2012), published by Springer Berlin Heidelberg.