00876nam a2200181Ia 450000500170000000800410001702000130005808200160007110000170008724500470010425000080015126000360015930000180019550503530021394200080056699900170057495201030059120241211205637.0241211s1969    xx            000 0 und d  afcnm1728  a515.64I/S15  aSagan, Hans. 0aIntroduction to the Calculus of Variations  a1ra  aNew York :bMc Graw Hill,c1969  a449 páginas  a1.Extreme values of functionals. 2.The theory of the first variation. 3.Theory of fields and sufficient conditions for a strong relative extremum. 4.The homogeneous problems. 5.The Hamilton-Jacobi theory theorem and the minimum principles of pontryagin. 6.The problem of Lagrange and the isoperimetric problem. 7.The theory of the second variation.  yLIB  c50949d50949  00104070aBE-FCNMbBE-FCNMcTPd2018-05-15eDonacionfBuenoo515.64I/S15pFCNM2980yLIBzInterno