Download E-books Para-Differential Calculus and Applications to the Cauchy Problem for Nonlinear Systems (Publications of the Scuola Normale Superiore) (v. 5) PDF

The major target is to provide on the point of rookies a number of smooth instruments of micro-local research that are worthwhile for the mathematical examine of nonlinear partial differential equations. The middle of those notes is dedicated to a presentation of the para-differential suggestions, which mix a linearization method for nonlinear equations, and a symbolic calculus which mimics or extends the classical calculus of Fourier multipliers. those tools practice to many difficulties in nonlinear PDE’s comparable to elliptic equations, propagation of singularities, boundary price difficulties, shocks or boundary layers. besides the fact that, in those introductory notes, now we have selected to demonstrate the speculation on chosen and comparatively basic examples, which permit turning into accustomed to the innovations. They predicament the good posed-ness of the Cauchy challenge for platforms of nonlinear PDE's, to start with hyperbolic structures and secondly coupled structures of Schrödinger equations which come up in numerous types of wave propagation.

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Read or Download Para-Differential Calculus and Applications to the Cauchy Problem for Nonlinear Systems (Publications of the Scuola Normale Superiore) (v. 5) PDF

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