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# Copyright 2013-2022 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 RTensora(RPackage):
"""Advanced Tensor Arithmetic with Named Indices
Provides convenience functions for advanced linear algebra with tensors and
computation with data sets of tensors on a higher level abstraction. It
includes Einstein and Riemann summing conventions, dragging, co- and
contravariate indices, parallel computations on sequences of tensors."""
homepage = "https://cloud.r-project.org/package=tensorA"
url = "https://cloud.r-project.org/src/contrib/tensorA_0.36.tar.gz"
list_url = "https://cloud.r-project.org/src/contrib/Archive/tensorA"
version('0.36.2', sha256='8e8947566bd3b65a54de4269df1abaa3d49cf5bfd2a963c3274a524c8a819ca7')
version('0.36.1', sha256='c7ffe12b99867675b5e9c9f31798f9521f14305c9d9f9485b171bcbd8697d09c')
version('0.36', sha256='97b3e72f26ca3a756d045008764d787a32c68f0a276fb7a29b6e1b4592fdecf6')
depends_on('r@2.2.0:', type=('build', 'run'))
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