rekado pushed a commit to branch master
in repository guix.

commit 2a112be09aebb3da15958e58fb677e3fa76e2bd8
Author: Ricardo Wurmus <rek...@elephly.net>
Date:   Fri Mar 2 23:07:26 2018 +0100

    gnu: Add r-powerplus.
    
    * gnu/packages/cran.scm (r-powerplus): New variable.
---
 gnu/packages/cran.scm | 25 +++++++++++++++++++++++++
 1 file changed, 25 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 14351e6..7433a56 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -2713,3 +2713,28 @@ kernel methods that seamlessly handle a mix of 
continuous, unordered, and
 ordered factor data types.")
     ;; Any version of the GPL.
     (license license:gpl3+)))
+
+(define-public r-powerplus
+  (package
+    (name "r-powerplus")
+    (version "3.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "powerplus" version))
+       (sha256
+        (base32
+         "0ayp6x34hkzgris4j3zbbs0r23n81bhww3wgfyy630ri4sk6brrn"))))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-complexplus" ,r-complexplus)
+       ("r-expm" ,r-expm)
+       ("r-mass" ,r-mass)
+       ("r-matrix" ,r-matrix)
+       ("r-phontools" ,r-phontools)))
+    (home-page "http://cran.r-project.org/web/packages/powerplus/";)
+    (synopsis "Exponentiation operations")
+    (description
+     "This package provides tools for the computation of matrix and scalar
+exponentiation.")
+    (license license:gpl2)))

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