000 00399nam a22001457a 4500
041 _aeng
082 0 _a512.1 SCH
100 1 _aSchwartz, Laurent
245 1 0 _aEtude des sommes d'exponentielles
_cLaurent Schwartz
260 _aBoulevard :
_bHermann,
_c1959.
300 _a148 p. ;
_c22 cm.
650 4 _aApproximation theory
650 4 _aExponential functions
650 4 _aFunctional analysis
999 _c416895
_d416830