01010nam a2200301 i 450099100121561970753620020507185359.0970312s1973 de ||| | eng 3540062580b10816732-39ule_instLE01308809ExLDip.to Matematicaeng515.352AMS 34C10Kreith, Kurt58045Oscillation theory /Kurt KreithBerlin :Springer Verlag,1973vi, 109 p. ;26 cmLecture notes in mathematics,0075-8434 ;324Bibliography: p. [102]-109OscillationsPartial differential equations.b1081673223-02-1728-06-02991001215619707536LE013 34C KRE11 (1973)12013000078960le013-E0.00-l- 00000.i1092340828-06-02Oscillation theory81553UNISALENTOle01301-01-97ma -engde 01