00907nam0-22003011i-450-9900013223204033213-540-54521-2000132232FED01000132232(Aleph)000132232FED0100013223220000920d1991----km-y0itay50------baengBifurcations of planar vector fieldsNilpotent singularities and abelian integralsby F Dumortier, R. Roussarie, J.Sotomajor, H. Zoladek.BerlinSpringer-Verlag1991.VIII, 226 p.Lecture Notes in Mathematics1480Dumortier,Freddy53294ITUNINARICAUNIMARCBK990001322320403321C-20-(14808848MA1MA158f1434c05Bifurcations of planar vector fields81215UNINAING0100974cam0-2200337---450-99000581426040332120131022163446.00-691-02954-7000581426FED01000581426(Aleph)000581426FED0100058142619990604d1992----km-y0itay50------baengUS--------001yyVital signsmedical realism in nineteenth-century fictionLawrence RothfieldPrinceton (N.J.)Princeton university press1992XVII, 235 p.24 cmLiterature in historyNarrativa ingleseSec. 19.Medicina in letteratura823.809Rothfield,Lawrence220998ITUNINARICAUNIMARCBK990005814260403321823.809 ROT 1Dip.f.m.7214FLFBCFLFBCVital signs567974UNINA01336nam a2200325 i 4500991003452639707536080311s1996 ne b 001 0 eng d0792339576b13693384-39ule_instDip.to Matematicaeng516.37320AMS 53C50LC QC20.7.M24D84Duggal, Krishan L.282066Lightlike submanifolds of semi-Riemannian manifolds and applications /by Krishan L. Duggal and Aurel BejancuDordrecht ;Boston, Mass. :Kluwer Academic,c1996viii, 300 p. ;25 cmMathematics and its applications ;364Includes bibliographical references (p. 274-286) and indexesSubmanifoldsRiemannian manifoldsMathematical physicsBejancu, AurelTable of contents onlyhttp://catdir.loc.gov/catdir/enhancements/fy0822/96001346-t.html.b1369338428-01-1411-03-08991003452639707536LE013 53C DUG11 (1996)12013000207421le013pE215.28-l- 06960.i1472192214-04-08Lightlike submanifolds of semi-Riemannian manifolds and applications1229833UNISALENTOle01311-03-08ma -engne 00