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# Copyright 2013-2021 Lawrence Livermore National Security, LLC and other
# Spack Project Developers. See the top-level COPYRIGHT file for details.
#
# SPDX-License-Identifier: (Apache-2.0 OR MIT)
from spack import *
class RCompositions(RPackage):
"""Compositional Data Analysis
Provides functions for the consistent analysis of compositional data (e.g.
portions of substances) and positive numbers (e.g. concentrations) in the
way proposed by J. Aitchison and V. Pawlowsky-Glahn."""
homepage = "https://cloud.r-project.org/package=compositions"
url = "https://cloud.r-project.org/src/contrib/compositions_1.40-2.tar.gz"
list_url = "https://cloud.r-project.org/src/contrib/Archive/compositions"
version('2.0-1', sha256='84a291308faf858e5a9d9570135c2da5e57b0887f407903485fa85d09da61a0f')
version('1.40-2', sha256='110d71ae000561987cb73fc76cd953bd69d37562cb401ed3c36dca137d01b78a')
depends_on('r@2.2.0:', type=('build', 'run'))
depends_on('r-tensora', type=('build', 'run'))
depends_on('r-robustbase', type=('build', 'run'))
depends_on('r-bayesm', type=('build', 'run'))
depends_on('r-mass', when='@2.0-1:', type=('build', 'run'))
depends_on('r-energy', when='@:1.40-2', type=('build', 'run'))
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