18 citations · 33 across the 3 of their papers we have counts for
Showing gr-qcShow all
3 papers · 1 filter
gr-qc2009★ 18 cited
Even the Minkowski space is holed
S. Krasnikov
To cure the lack of predictive power of general relativity Geroch proposed to complete the theory with an additional postulate that only "hole-free" spacetimes are permitted. I arg…
gr-qc2008★ 4 cited
Gravitational strings. Do we see one?
S. V. Krasnikov
I present a class of objects called gravitational strings (GS) for their similarity to the conventional cosmic strings: even though the former are just singularities in flat spacet…
gr-qc2006★ 11 cited
Unconventional string-like singularities in flat spacetime
S. Krasnikov
The conical singularity in flat spacetime is mostly known as a model of the cosmic string or the wedge disclination in solids. Its another, equally important, function is to be a r…