From 505d6716d0df1dc5e8ef3438f0d7ec68c695d874 Mon Sep 17 00:00:00 2001
From: Ricardo Wurmus <rekado@elephly.net>
Date: Mon, 2 Mar 2020 23:02:46 +0100
Subject: gnu: Add r-zyp.

* gnu/packages/cran.scm (r-zyp): New variable.
---
 gnu/packages/cran.scm | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/gnu/packages/cran.scm b/gnu/packages/cran.scm
index 8b0dec9f24..7bc85106b3 100644
--- a/gnu/packages/cran.scm
+++ b/gnu/packages/cran.scm
@@ -20579,3 +20579,27 @@ a formula and @code{data.frame} plus some additional arguments for priors.")
      "This package computes the Kendall rank correlation and Mann-Kendall
 trend test.")
     (license license:gpl2+)))
+
+(define-public r-zyp
+  (package
+    (name "r-zyp")
+    (version "0.10-1.1")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (cran-uri "zyp" version))
+       (sha256
+        (base32
+         "03cxpkfbhrx1fy8l0dl9a13ghz93cqq6877wa8rig09ksdiivaw9"))))
+    (properties `((upstream-name . "zyp")))
+    (build-system r-build-system)
+    (propagated-inputs
+     `(("r-kendall" ,r-kendall)))
+    (home-page "https://cran.r-project.org/web/packages/zyp/")
+    (synopsis "Zhang + Yue-Pilon Trends Package")
+    (description
+     "This package contains an efficient implementation of Sen's slope
+method (Sen, 1968) plus implementation of Xuebin Zhang's (Zhang, 1999) and
+Yue-Pilon's (Yue, 2002) pre-whitening approaches to determining trends in
+climate data.")
+    (license license:lgpl2.1)))
-- 
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