Calculus of variations /
Elsgolc, L. E.
Calculus of variations / L. E. Elsgolc - London : pergamon press, c1961. - 178 p. ; 22 cm
Includes index.
calculas
QA315 / .E47 1961
515.64 / E49c
Calculus of variations / L. E. Elsgolc - London : pergamon press, c1961. - 178 p. ; 22 cm
Includes index.
calculas
QA315 / .E47 1961
515.64 / E49c