A note on the causal homotopy classes of a globally hyperbolic spacetime

作者：Morales Alvarez Pablo; Sanchez Miguel^*

来源：Classical and Quantum Gravity, 2015, 32(19): 197001.

DOI：10.1088/0264-9381/32/19/197001

• Lorentzian geometry
• globally hyperbolic spacetime
• causality
• homotopy classes
• topological tools in relativity
• continuous causal curve
• spaces of causal curves

Globally hyperbolic spacetimes admitting infinitely many causal (and time-like) homotopy classes of curves joining two prescribed points, are exhibited and discussed.

• 出版日期2015-10-8