About 212 results
|And in his note  on the argument, PICONE proposes precisely the question of |
seeing how we ought to choose these functions to make sure that the systems of
FISCHER-RIEsz equations have as solutions those and only those solutions of ...
|This has led to the modern version of the method of Fischer-Riesz equations. |
However the results of Amerio did not solve all the difficulties of Picone's method,
since the question remained whether the ... of functions, provided that there was
an explicit expression for a fundamental solution of the differential equation. ... It
is usually believed that the Fourier method connected with separating the
variables (full or partial) admits an effective realization only for some concrete
|Fourier method associated with (complete or partial) separation of variables only |
yields an effective solution for ... in its application to equations of elliptic type, in
works of contemporary Italian mathematicians (Picone, Amerio, Fichera, Ghizzetti
and others). Since there is a description of the method of the Fischer-Riesz
equations and a detailed bibliography on this subject in the ... Let L be an elliptic
second order differential operator, L* the conjugate operator, P and Q linear ( "
|Existence results for global minimax solutions to some systems of first-order |
nonlinear partial differential equations are given. The case ... The so-called Riesz
-Fischer method was first used by M. Picone in his paper on elasticity [Atti Accad.
Jacob Pieter Den Hartog, Heinrich Peters - 1939 - Snippet view
|M. PICONE*1', which can be applied to the most general systems of partial |
differential equations with boundary ... The convergence of this method is
assured every time the solution of the problem can be said to exist. ... Bologna
1938. of the FISCHER-RIESZ type In the unknown auxiliary functions and THE
ACTIVITY OF THE ITALIAN NATIONAL INSTITUTE FOR THE APPLICATION OF
|By M. Picone and T. Viola. ... theorems on term-by-term integration, the Riesz-|
Fischer theorem, Fubini's theorem, bounded variation in the sense of Vitali, ...
Few are the books devoted exclusively to the numerical treatment of differential
equations. ... Here now is a more amibitious undertaking, namely to make a
comprehensive study of numerical methods for both ordinary and partial
|For mathematical definitions, formulas, figures, tabulations, and references, this is simply the most impressive compendium available.|
|Signal Analysis: Time, Frequency, Scale, and Structure opens a window into the practice of signal analysis by providing a gradual yet thorough introduction to the theory behind signal analysis as well as the abstract mathematics and ...|