000 00655nam#a2200205#a#4500
001 0000047732
003 0001
008 120121s1970 ##############000#0#eng#d
082 _a515.35
084 _a515.35
_bELS-D
100 1 _aElsgolts, L.
245 1 0 _aDifferential equations and the calculus of variations
_h[Book] /
_cL. Elsgolts.
260 _aMosscow :
_bMir Publishers,
_c1970.
300 _a440 p. ;
_c22 cm.
521 _aAll.
650 _aDifferential equations.
650 _aCalculus of variations.
700 _aYankovsky, George.
852 _p25223
_90.00
_dBooks
999 _c150763
_d150763