01036nam a2200169Ia 450000500170000000800410001702000130005808200240007110000150009524500590011026000090016930000170017850505120019594200080070799900170071595201340073220241211205646.0241211s1971 xx 000 0 und d afcnm2317 a515/S.A/Vol.2 (S.C) aSin Autor. 0aBoletim da Sociedade Brasileira de Matemática Vol. 2 c1971 a63 páginas a1.In memory of Heinz Hopf. 2.Immersions of manifolds with non-negative sectional curvature. 3.On isometric immersions of Riemannian manifolds. 4.Steady motions of Lagrangian systems. 5.Composition of contractions. 6.Compact Riemann surface with prescribed ramifications and Puiseux series. 7.A note on Random sums. 8.Some problems of contemporary University education. 9.Resenhas de Livros. 10.Notas e Informacoes. 11.8 Coloquio Brasileiro de Matemática. 12.Elicoes na Sociedade. 13.Reunioes da Sociedade. yS.C c51538d51538 00104070aBE-FCNMbBE-FCNMcTPd2018-07-31eDonacionfBuenoo515/S.A/Vol.2 (S.C)pFCNMsc3675r2025-06-16 00:00:00yS.CzExterno