01211nam2-2200361---450-99000334274020331620091102115148.00-444-86049-5000334274USA01000334274(ALEPH)000334274USA0100033427420091102d1980----km-y0itay0103----baengGB||||||||001yyTopics in arithmetical functionsasymptotic formulae for sums of reciprocals of arithmetical functions and related resultsJ. M. De Koninck and A. IvicAmsterdamNorth-Holland publishing1980XXX, 802 p.ill.24 cmNorth-Holland mathematics studiesnotas de matemática720010003342432001North-Holland mathematics studies. Notas de matemática72Matematica510DE KONINCK,J. M.54819IVIC,A.54820ITsalbcISBD990003342740203316510 NM (72)6420/CBS51000111479BKSCIRSIAV69020091102USA011151Topics in arithmetical functions1124789UNISA