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19942026
most citedThe Arecibo Legacy Fast ALFA Survey: The alpha.40 HI Source Catalog, its Characteristics and their Impact on the Derivation of the HI Mass Function

683 citations

Showing 2020Show all

7 papers · 1 filter

cs.DS2020

Group-Harmonic and Group-Closeness Maximization -- Approximation and Engineering

Eugenio Angriman, Ruben Becker, Gianlorenzo D'Angelo +3

Centrality measures characterize important nodes in networks. Efficiently computing such nodes has received a lot of attention. When considering the generalization of computing cen…

gr-qc2020★ 7 cited

Dynamics of gravitational collapse in the axisymmetric Einstein-Vlasov system

Ellery Ames, Håkan Andréasson, Oliver Rinne

We numerically investigate the dynamics near black hole formation of solutions to the Einstein--Vlasov system in axisymmetry. Our results are obtained using a particle-in-cell and…

hep-lat2020★ 4 cited

Jet transport coefficient in lattice QCD

Amit Kumar, Abhijit Majumder, Johannes Heinrich Weber

We present the first calculation of the jet transport coefficient in quenched and (2+1)-flavor QCD on a 4-D Euclidean lattice. The light-like propagation of an energetic…

q-fin.CP2020★ 65 cited

Editorial: Understanding Cryptocurrencies

Wolfgang Karl Härdle, Campbell R. Harvey, Raphael C. G. Reule

Cryptocurrency refers to a type of digital asset that uses distributed ledger, or blockchain, technology to enable a secure transaction. Although the technology is widely misunders…

astro-ph.GA2020★ 27 cited

Survey of Extremely High-velocity Outflows in Sloan Digital Sky Survey Quasars

Paola Rodríguez Hidalgo, Abdul Moiz Khatri, Patrick B. Hall +5

We present a survey of extremely high-velocity outflows (EHVOs) in quasars, defined by speeds between 0.1c and 0.2c. This region of the parameter space has not been included in pre…

math.RA2020

Graded Coherence of Certain Extensions of Graded Algebras

Peter Goetz

Let $\k$ be a field, and let and be connected -graded $\k$-algebras. The algebra is said to be a graded right-free extension of provided there is a surjective g…