LazyTB: Extended LTB-solutions with Multiple Interacting Fluids

arXiv:2610.09625 · astro-ph.CO, gr-qc · Submitted 2026-10-07 · Read on arXiv

astro-ph.CO, gr-qc

Submitted: 2026-10-07

Updated: 2026-10-15

Comments: 40 pages, 9 figures. Comments welcome

Code: https://github.com/ollijvaisanen/LazyTB

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

Terminology

• Accuracy — 15× in this paper · explained in 1 episode
• Hubble Tension — 14× in this paper · explained in 9 episodes
• Clustering — 5× in this paper · explained in 2 episodes
• Abundance — 4× in this paper · explained in 1 episode
• Homogeneity — 3× in this paper · explained in 2 episodes
• Weak Lensing — 3× in this paper · explained in 2 episodes
• Diagnostic Tools — 2× in this paper · explained in 2 episodes
• Generalization — 2× in this paper · explained in 13 episodes
• Trace — 2× in this paper · explained in 2 episodes
• Calibration — 1× in this paper · explained in 7 episodes
• Consistency — 1× in this paper · explained in 3 episodes
• Degeneracy — 1× in this paper · explained in 3 episodes
• Equation of State (EoS) — 1× in this paper · explained in 4 episodes
• Quintessence — 1× in this paper · explained in 2 episodes
• alpha — 1× in this paper · explained in 1 episode

Sources

• JWST Observations Reject Unrecognized Crowding of Cepheid Photometry as an Explanation for the Hubble Tension at 8 sigma Confidence
• A Comprehensive Measurement of the Local Value of the Hubble Constant with 1 km/s/Mpc Uncertainty from the Hubble Space Telescope and the SH0ES Team
• The Megamaser Cosmology Project. XIII. Combined Hubble constant constraints
• Large Magellanic Cloud Cepheid Standards Provide a 1% Foundation for the Determination of the Hubble Constant and Stronger Evidence for Physics Beyond LambdaCDM
• A 2.4% Determination of the Local Value of the Hubble Constant
• Resolving Hubble tension with the Milne model
• DESI DR2 Results II: Measurements of Baryon Acoustic Oscillations and Cosmological Constraints
• DESI DR2 Results I: Baryon Acoustic Oscillations from the Lyman Alpha Forest
• Early time solution as an alternative to the late time evolving dark energy with DESI DR2 BAO
• The Ups and Downs of Early Dark Energy solutions to the Hubble tension: a review of models, hints and constraints circa 2023
• Resolving the Hubble tension with Early Dark Energy
• Early Dark Energy Can Resolve The Hubble Tension
• Stepping into the Forest: Confronting Interacting Radiation Models for the Hubble Tension with Lyman-$\alpha$ Data
• Exploring Early Dark Energy solution to the Hubble tension with Planck and SPTPol data
• Can interacting dark energy solve the $H_0$ tension?
• A Radical Solution to the Hubble Tension Problem
• Towards a possible solution to the Hubble tension with Horndeski gravity
• The Hubble tension: Change in dark energy or a case for modified gravity?
• Testing the local void hypothesis using baryon acoustic oscillation measurements over the last twenty years
• Dark Degeneracy in DESI DR2: Interacting or Evolving Dark Energy?

Related papers

• Angular clustering and bias of photometric quasars in the Kilo-Degree Survey Data Release 4
• A Novel kinetic Sunyaev-Zel'dovich Estimator for Electron-Electron Correlations
• Magnetic fields at the dawn of structure formation I. The CARLA J1510+5958 proto-cluster
• Dark Energy Survey Year 6 Results: Weak Lensing and Galaxy Clustering Cosmological Analysis Framework
• Exploring the Impact of Systematic Bias in Type Ia Supernova Cosmology Across Diverse Dark Energy Parametrizations
• Non-Gaussian Galaxy Stochasticity and the Noise-Field Formulation