query: When is spacetime homogenous and isotropic?
positive_passages.docid: 73937
positive_passages.text: What is meant when it is said that the universe is homogeneous and isotropic?
negative_passages.docid: 45802
negative_passages.text: Spacetime Torsion, the Spin tensor, and intrinsic spin in Einstein-Cartan theory
negative_passages.docid: 75788
negative_passages.text: Is spacetime absolute?
negative_passages.docid: 40023
negative_passages.text: Asymptotic behaviour of the riemannian metric in polar coordinates
negative_passages.docid: 51720
negative_passages.text: Why does Minkowski space provide an accurate description of flat spacetime?
negative_passages.docid: 37024
negative_passages.text: Textbook on the Geometry of Special Relativity
negative_passages.docid: 137061
negative_passages.text: Understanding the different kinds of mass in gravity
negative_passages.docid: 23399
negative_passages.text: Nature of spacetime 4-vector and tangent space?
negative_passages.docid: 144274
negative_passages.text: Why mass & energy bend spacetime?
negative_passages.docid: 38950
negative_passages.text: On the uniqueness of the Riemann-Christoffel tensor
negative_passages.docid: 155492
negative_passages.text: Exercise on local and global symmetry for a given Lagrangian density
negative_passages.docid: 126008
negative_passages.text: What is the general procedure for constructing the Penrose diagram for an arbitrary $(1+1)d$ spacetime?
negative_passages.docid: 39299
negative_passages.text: Einstein Field Equations and Electromagnetic Stress-Energy Tensor
negative_passages.docid: 113772
negative_passages.text: How to measure the curvature of the space-time?
negative_passages.docid: 1553
negative_passages.text: How is gravity proportional to space-time curvature in the rubber-sheet analogy?
negative_passages.docid: 40338
negative_passages.text: Ordinary Differential Equations used in Cosmology
negative_passages.docid: 71085
negative_passages.text: In Einstein's General Relativity, do the space-time dimensions curve?