1 citations · 1 across the 2 of their papers we have counts for
2 papers
gr-qc2025
Some inequalities among curvature invariants
Sebastian J. Szybka, Yaroslava Kravetska, Kornelia Nikiel
We prove an infinite sequence of inequalities among scalar polynomial invariants of symmetric rank-2 tensors of Segre types , , and . In particular, these inequalities a…
gr-qc2025★ 1 cited
Halilsoy and Chandrasekhar standing gravitational waves in the linear approximation
Kornelia Nikiel, Sebastian J. Szybka
Halilsoy and Chandrasekhar cylindrical standing gravitational waves correspond to two different classes of solutions to the vacuum Einstein equations. Both families satisfy the def…