Sussing merger trees: a proposed merger tree data format

Preprint, Book English OPEN
Thomas, Peter A.; Onions, Julian; Tweed, Dylan; Benson, Andrew J.; Croton, Darren; Elahi, Pascal; Henriques, Bruno; Iliev, Ilian T.; Knebe, Alexander; Lux, Hanni; Mao, Yao-Yuan; Neyrinck, Mark; Pearce, Frazer R.; Rodriguez-Gomez, Vicente; Schneider, Aurel; Srisawat, Chaichalit;
  • Subject: QB | Astrophysics - Astrophysics of Galaxies | Astrophysics - Instrumentation and Methods for Astrophysics | Astrophysics - Cosmology and Nongalactic Astrophysics
    arxiv: Astrophysics::Galaxy Astrophysics | Astrophysics::Cosmology and Extragalactic Astrophysics | Computer Science::Mathematical Software

We propose a common terminology for use in describing both temporal merger trees and spatial structure trees for dark-matter halos. We specify a unified data format in HDF5 and provide example I/O routines in C, FORTRAN and PYTHON.
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