00700nam0-22002411i-450-99000400263040332120040224150723.0000400263FED01000400263(Aleph)000400263FED0100040026320040109d--------km-y0itay50------baengRadio ray propagation in the ionosphereKelso J.M.New YorkMcgraw Hill book company1964Kelso,John Morris<1922- >384114ITUNINARICAUNIMARCBK99000400263040332100 L15492783DETECDETECRadio ray propagation in the ionosphere472336UNINA01411nam a2200361 i 450099100369277970753620021220115335.0020411s2001 us ||| | eng 0821827472b11849046-39ule_instLE01313481ExLDip.to Matematicaeng516.362AMS 49-01AMS 49Q15LC QA644.A4Almgren, Frederick J.12309Plateau's problem :an invitation to varifold geometry /Frederick J. Almgren, Jr. ; with new illustrations by Kenneth J. Brakke and John M. SullivanRev. edProvidence, R.I. :American Mathematical Society,2001xvi, 78 p. :ill. ;22 cm.Student mathematical library,1520-9121 ;13Orig. publ.: New York : W. A. Benjamin, 1966, in series: Mathematics monograph series.Includes bibliographical references (p. 73-76) and indexDifferential topologyMinimal surfacesPlateau's problem.b1184904628-04-1720-12-02991003692779707536LE013 49-XX ALM11 (2001)12013000133997le013-E0.00-l- 00000.i1210157620-12-02Plateau's problem375196UNISALENTOle01301-01-02ma -engus 01