Cosmic topology. Part Va. Information content of the observable Universe

arXiv:2608.25033 · astro-ph.CO · Submitted 2026-08-25 · Read on arXiv

astro-ph.CO

Submitted: 2026-08-25

Updated: 2026-08-25

Comments: 22 pages, 4 figures

License: http://arxiv.org/licenses/nonexclusive-distrib/1.0/

Terminology

• Benchmark — 8× in this paper · explained in 2 episodes
• Complete Primordial Survey — 7× in this paper
• Reheating — 5× in this paper · explained in 2 episodes
• Anisotropy — 4× in this paper · explained in 3 episodes
• 21-cm intensity mapping — 3× in this paper · explained in 2 episodes
• Homogeneity — 2× in this paper · explained in 2 episodes
• Accuracy — 1× in this paper · explained in 1 episode
• Adam — 1× in this paper · explained in 2 episodes
• Alignment — 1× in this paper · explained in 1 episode
• Bayesian Framework — 1× in this paper · explained in 3 episodes
• Core — 1× in this paper · explained in 2 episodes
• Initial Data — 1× in this paper · explained in 2 episodes
• Matter Power Spectrum — 1× in this paper · explained in 2 episodes
• Since the Wilkinson Microwave Anisotropy Probe — 1× in this paper
• Square Kilometre Array Observatory — 1× in this paper
• Trace — 1× in this paper · explained in 2 episodes

Sources

• Cosmic Topology
• Topology and the Cosmic Microwave Background
• Cosmic topology. Part IIa. Eigenmodes, correlation matrices, and detectability of orientable Euclidean manifolds
• Cosmic topology. Part IIb. Eigenmodes, correlation matrices, and detectability of non-orientable Euclidean manifolds
• Promise of Future Searches for Cosmic Topology
• The Topology of the Universe
• Topology change in quantum gravity
• Topology change in classical and quantum gravity
• Does Chaotic Mixing Facilitate Omega<1 Inflation?
• Creation of a Compact Topologically Nontrivial Inflationary Universe
• Large-angle anomalies in the CMB
• Planck 2018 results. VII. Isotropy and Statistics of the CMB
• Cosmic microwave background anisotropies in multi-connected flat spaces
• Topology beyond the horizon: how far can it be probed?
• Cosmic topology. Part IIIa. Microwave background parity violation without parity-violating microphysics
• Imprints of spherical non-trivial topologies on the CMB
• Cosmic Crystallography
• A New Crystallographic Method for Detecting Space Topology
• Circles in the Sky: Finding Topology with the Microwave Background Radiation
• Can COBE see the shape of the universe?

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