Carmo MP, Zhou D
IMPA, Rio de Janeiro, 22460-320, Brazil.
An Acad Bras Cienc. 2000 Sep;72(3):301-10. doi: 10.1590/s0001-37652000000300003.
By using the nodal domains of some natural function arising in the study of hypersurfaces with constant mean curvature we obtain some Bernstein-type theorems.