1 citations · 1 across the 2 of their papers we have counts for
2 papers
gr-qc2012★ 1 cited
Causality violation in plane wave spacetimes
Debojit Sarma, Mahadev Patgiri, Faiz Uddin Ahmed
It is widely held that plane wave spacetimes are causally well behaved which means that they are free from causal pathologies such as closed timelike curves or closed null geodesic…
nlin.SI2010
KdV solitons in Einstein's vacuum field equations
Debojit Sarma, Mahadev Patgiri
We present a metric for which Einstein's field equations in vacuum generate the Kortweg-de Vries (KdV) equation and thus its -soliton solutions solve the vacuum equations. The m…