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math.CA2007
Some remarks on spherical harmonics
V. M. Gichev
The article contains several observations on spherical harmonics and their nodal sets: a construction for harmonics with prescribed zeroes; a kind of canonical representation of th…
math.CV2007
Orbits of tori extended by finite groups and their polynomial hulls: the case of connected complex orbits
V. M. Gichev
Let be a complex linear space, $G\subset\GL(V)$ be a compact group. We consider the problem of description of polynomial hulls $\wh{Gv}$ for orbits , , assuming tha…