00281nam a2200109Ia 4500008004100000041000800041082002100049100001900070245006500089260000900154300000800163211209s1974    xx            000 0 und d  aeng  a515.2433 N74 SPI  aSPIEGEL MARRAY  aSCHAUM'S OUTLINE OF THEORY AND PROBLEMS OF FOURIER ANALYSIS   c1974  a191