branch master updated: gnu: Add r-tree.

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The following commit(s) were added to refs/heads/master by this push:
     new 64eda9c  gnu: Add r-tree.
64eda9c is described below

commit 64eda9c881b9d7008ae562dbcd5718ae8cb1a797
Author: Roel Janssen <roel@gnu.org>
AuthorDate: Wed May 26 16:32:25 2021 +0200

    gnu: Add r-tree.
    
    * gnu/packages/cran.scm (r-tree): New variable.
---
 gnu/packages/cran.scm | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 4005bac..6405a2d 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -20494,6 +20494,23 @@ modeling often used in @dfn{analytical customer 
relationship
 management} (aCRM).")
     (license license:gpl2+)))
 
+(define-public r-tree
+  (package
+   (name "r-tree")
+   (version "1.0-40")
+   (source (origin
+            (method url-fetch)
+            (uri (cran-uri "tree" version))
+            (sha256
+             (base32
+              "1rr6ws62j9h36f3nl713f8h3ndkh95mv46l055jvgmby5lw1dazz"))))
+   (build-system r-build-system)
+   (home-page "https://cran.r-project.org/web/packages/tree/";)
+   (synopsis "Classification and regression trees")
+   (description "This package provides procedures to work with classification
+and regression trees.")
+   (license license:gpl2+)))
+
 (define-public r-treeclust
   (package
     (name "r-treeclust")