4 citations · 4 across the 2 of their papers we have counts for
2 papers
math.MG2008
One group of inequalities with altitudes and medians in triangle
Zhivko Zhelev
In the article we prove some inequalities that contain relations between altitudes and medians in triangle. At least one of these inequalities has not been considered in the litera…
math.DG2007★ 4 cited
Four-dimensional Riemannian manifolds with commuting higher order Jacobi operators
Maria Ivanova, Veselin Videv, Zhivko Zhelev
We consider four-dimensional Riemannian manifolds with commuting higher order Jacobi operators defined on two-dimensional orthogonal subspaces (polygons) and on their orthogonal su…