Invariant variational principles /
Logan, John David.
Invariant variational principles / John David Logan. - New York : Academic Press, 1977. - xv, 172 p. ; 24 cm. - Mathematics in science and engineering ; v. 138 . - Mathematics in science and engineering ; v. 138. .
Bibliography : p. 165-168.
0124547508
Calculus of variations.
Invariants.
Transformations (Mathematics).
Invariant variational principles / John David Logan. - New York : Academic Press, 1977. - xv, 172 p. ; 24 cm. - Mathematics in science and engineering ; v. 138 . - Mathematics in science and engineering ; v. 138. .
Bibliography : p. 165-168.
0124547508
Calculus of variations.
Invariants.
Transformations (Mathematics).
