1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.DG2016★ 1 cited
A heat equation on a quaternionic contact manifold
Stefan Ivanov, Alexander Petkov
A quaternionic contact (qc) heat equation and the corresponding qc energy functional are introduced. It is shown that the qc energy functional is monotone non-increasing along the…
math.DG2014
A Lichnerowicz-type result on a seven-dimensional quaternionic contact manifold
Alexander Petkov
In this paper we establish an analogue of the classical Lichnerowicz' theorem giving a sharp lower bound of the first non-zero eigenvalue of the sub-Laplacian on a compact seven-di…