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19922026
Showing 2024Show all

273 papers · 1 filter

math.PR2024

A phase transition for the biased tree-builder random walk

Arthur Blanc-Renaudie, Camille Cazaux, Guillaume Conchon-Kerjan +2

We consider a recent model of random walk that recursively grows the network on which it evolves, namely the Tree Builder Random Walk (TBRW). We introduce a bias …

math.DG2024

Revisiting 3-Sasakian and -structures

Simon Salamon, Ragini Singhal

The algebra of exterior differential forms on a regular 3-Sasakian 7-manifold is investigated, with special reference to nearly-parallel 3-forms. This is applied to the study…

cond-mat.stat-mech2024★ 2 cited

The joint distribution of first return times and of the number of distinct sites visited by a 1D random walk before returning to the origin

Mordechai Gruda, Ofer Biham, Eytan Katzav +1

We present analytical results for the joint probability distribution of first return (FR) times t and of the number of distinct sites s visited by a random walk (…

gr-qc2024★ 2 cited

Quantum Gravity, Hydrodynamics and Emergent Cosmology: A Collection of Perspectives

Jibril Ben Achour, Dario Benedetti, Martin Bojowald +17

This collection of perspective pieces captures recent advancements and reflections from a dynamic research community dedicated to bridging quantum gravity, hydrodynamics, and emerg…

astro-ph.CO2024

Indirect detection of the QCD axion

Luca Visinelli, Bradley Johnson, Bradley J. Kavanagh +3

The QCD axion, originally proposed to solve the strong CP problem in QCD, is a prominent candidate for dark matter (DM). In the presence of strong magnetic fields, such as those ar…

gr-qc2024★ 14 cited

Late-time tails in nonlinear evolutions of merging black holes

Marina De Amicis, Hannes Rüter, Gregorio Carullo +17

We uncover late-time gravitational-wave tails in fully nonlinear 3+1 dimensional numerical relativity simulations of merging black holes, using the highly accurate SpEC code. We ac…