2 papers
math.DG2024
Conformal paraquaternionic contact curvature and the local flatness theorem
Stefan Ivanov, Marina Tchomakova, Simeon Zamkovoy
A tensor invariant is defined on a paraquaternionic contact manifold in terms of the curvature and torsion of the canonical paraquaternionic connection involving derivatives up to…
math.DG2024
Geometry of paraquaternionic contact structures
Marina Tchomakova, Stefan Ivanov, Simeon Zamkovoy
We introduce the notion of paraquaternionic contact structures (pqc structures), which turns out to be a generalization of the para 3-Sasakian geometry. We derive a distinguished l…