On values of linear and quadratic forms at integral points
On values of linear and quadratic forms at integral points
On values of linear and quadratic forms at integral points
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[17] D. Kleinbock <strong>and</strong> G.A. Margulis, Bounded orbits <strong>of</strong> nonquasiunipotentflows on homogeneous spaces, Amer. M<strong>at</strong>h. Soc. Transl<strong>at</strong>ions 171 (1996),141-172.[18] D. Kleinbock <strong>and</strong> G.A. Margulis, Flows on homogeneous spaces <strong>and</strong>Diophantine approxim<strong>at</strong>ion on manifolds, Ann. M<strong>at</strong>h. 148 (1998), 339-360.[19] S. Lang, Introcuction to Diophantine Approxim<strong>at</strong>ion, Springer-Verlag,1995.[20] G.A. Margulis, Oppenheim conjecture, In: Fields Medalists Lectures,pp. 272-327, World Scientific, 1997.[21] M. S. Raghun<strong>at</strong>han, Discrete Subgroups <strong>of</strong> Lie Groups, Springer-Verlag,1972.[22] M. R<strong>at</strong>ner, Interactions between ergodic theory, Lie groups <strong>and</strong> numbertheory, In: Proceed. Intern<strong>at</strong>. Congress <strong>of</strong> M<strong>at</strong>hem<strong>at</strong>icians, Zurich-1994,pp. 157-182, Birkhauser, Basel, 1995.[23] W.M. Schmidt, Diophantine approxim<strong>at</strong>ion <strong>and</strong> certain sequences <strong>of</strong>l<strong>at</strong>tices, Acta Arith. 18 (1971), 165-178.[24] C.L. Siegel, A mean value property in geometry <strong>of</strong> numbers, Ann. M<strong>at</strong>h.46 (1945), 340-347.School <strong>of</strong> M<strong>at</strong>hem<strong>at</strong>icsT<strong>at</strong>a Institute <strong>of</strong> Fundamental ResearchHomi Bhabha Road, ColabaMumbai 400 005E-mail: dani@m<strong>at</strong>h.tifr.res.in18