New posts in Spacetime Dimensions

Why does the LIGO observation disprove higher dimensions?

What is the physical implication(s) of the isomorphism between ${\rm SO}(2)$ and $\mathbb{R}/\mathbb{Z}$?

Why are the generators of rotation in the 4-dimensional Euclidean space correspond to rotations in a plane?

$2+1$-dimensional Einstein gravity is topological and only non-trivial globally

Basis for the Generalization of Physics to a Different Number of Dimensions

How could we know that the relativistic curvature of universe is intrinsic?

Higher dimensional relation between angular momentum, moment of intertia and angular velocity

How many dimensions does electricity have?

Any "connection" between uncountably infinitely many differentiable manifolds of dimension 4 and the spacetime having dimension four?

How does superstring theory explain the inverse square gravity law, given that it requires 9 spatial dimension?