Michael Friendly [aut, cre] (<https://orcid.org/0000-0002-3237-0941>),
  John Fox [aut],
  Phil Chalmers [aut],
  Georges Monette [ctb],
  Gaston Sanchez [ctb]

Leon Binder [cre, aut],
  Bernhard Bauer [aut],
  Michael Scholz [aut]

Xiaonan Hu [aut, cre] (<https://orcid.org/0000-0001-7614-2249>),
  Xinyu Zhang [aut]

Andrea Brancaccio [aut, ctb, cph, cre],
  Ottavia M. Epifania [aut, ctb, com],
  Debora de Chiusole [ctb]

Quentin Lajaunie [aut, cre],
  Guillaume Flament [aut],
  Christophe Hurlin [aut]

Douglas Bates [aut] (<https://orcid.org/0000-0001-8316-9503>),
  Martin Maechler [aut, cre] (<https://orcid.org/0000-0002-8685-9910>),
  Mikael Jagan [aut] (<https://orcid.org/0000-0002-3542-2938>),
  Timothy A. Davis [ctb] (<https://orcid.org/0000-0001-7614-6899>,
    SuiteSparse libraries, collaborators listed in
    dir(system.file("doc", "SuiteSparse", package="Matrix"),
    pattern="License", full.names=TRUE, recursive=TRUE)),
  George Karypis [ctb] (<https://orcid.org/0000-0003-2753-1437>, METIS
    library, Copyright: Regents of the University of Minnesota),
  Jason Riedy [ctb] (<https://orcid.org/0000-0002-4345-4200>, GNU
    Octave's condest() and onenormest(), Copyright: Regents of the
    University of California),
  Jens Oehlschlägel [ctb] (initial nearPD()),
  R Core Team [ctb] (base R's matrix implementation)

Martin Bladt [aut, cre],
  Jorge Yslas [aut],
  Alaric Müller [ctb]

David Cortes [aut, cre, cph],
  Dmitry Selivanov [cph],
  Thibaut Goetghebuer-Planchon [cph] (Copyright holder of included
    robinmap library),
  Martin Maechler [cph] (Copyright holder of 'Matrix' package from which
    some code was taken),
  Robert Gentleman [cph] (Copyright holder of mathematical functions used
    by base R which were copied),
  Ross Ihaka [cph] (Copyright holder of mathematical functions used by
    base R which were copied)

Salvatore D. Tomarchio [aut],
  Michael P.B. Gallaugher [aut, cre],
  Antonio Punzo [aut],
  Paul D. McNicholas [aut]

Douglas Bates <bates@stat.wisc.edu> and Martin Maechler <maechler@stat.math.ethz.ch>