000 00340nam a2200133Ia 4500
001 15245
008 170722s9999 xx 000 0 und d
100 _aNorlund, Neels Erik
245 _aVorlesungen uber differenz enre chung /
260 _c1954.
653 _aDifferential And Integral Equations
653 _aMathematics
942 _cGEN
999 _c53691
_d53691