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CHRASTINOVÁ, V. TRYHUK, V.
Original Title
On the Mayer problem II. Examples
Type
journal article - other
Language
English
Original Abstract
Given an underdetermined system of ordinary differential equations, extremals of all possible variational problems relevant to the system together with the corresponding Poincar\'e--Cartan forms were characterized in geometrical terms in previous Part I of this article. The present Part II demonstrates the utility of this approach: it enables a deep insight into the structure of Euler--Lagrange and Hamilton--Jacobi equations not available by other methods and provides the sufficient extremality conditions without uncertain multipliers similar to the common Hilbert--Weierstrass theory. Degenerate variational problems are in principle not excluded and, like in the "royal road" by Carath\'eodory, no subtle investigation of admissible variations satisfying the boundary conditions is needed.
Keywords
diffiety, Mayer problem, Poincaré-Cartan module, Euler-Lagrange subspace, Hamilton--Jacobi equation
Authors
CHRASTINOVÁ, V.; TRYHUK, V.
RIV year
2002
Released
1. 1. 2002
Publisher
SAV
Location
Bratislava
ISBN
0139-9918
Periodical
Mathematica Slovaca
Year of study
52
Number
5
State
Slovak Republic
Pages from
571
Pages to
590
Pages count
20
BibTex
@article{BUT41270, author="Veronika {Chrastinová} and Václav {Tryhuk}", title="On the Mayer problem II. Examples", journal="Mathematica Slovaca", year="2002", volume="52", number="5", pages="571--590", issn="0139-9918" }