hep: Add chaplin.

* guix-science/packages/hep.scm (chaplin): New variable.

1 files changed, 20 insertions, 0 deletions

diff --git a/guix-science/packages/hep.scm b/guix-science/packages/hep.scm
index 5287e6a..c09a07e 100644
--- a/guix-science/packages/hep.scm
+++ b/guix-science/packages/hep.scm
@@ -37,6 +37,26 @@
   #:use-module (guix packages)
   #:use-module (guix utils))
 
+(define-public chaplin
+  (package
+    (name "chaplin")
+    (version "1.2")
+    (source
+     (origin
+       (method url-fetch)
+       (uri (string-append "https://chaplin.hepforge.org/code/chaplin-"
+                           version ".tar"))
+       (sha256
+        (base32 "0jabdpbs2g2xza8mr538mx0ajgvd8585956yrqvcxr6lbyc2sz7i"))))
+    (build-system gnu-build-system)
+    (native-inputs (list gfortran))
+    (home-page "https://chaplin.hepforge.org/")
+    (synopsis "Complex Harmonic Polylogarithms in FORTRAN")
+    (description
+     "@code{CHAPLIN} enables you to numerically evaluate Harmonic polylogarithms
+up to weight 4 for any complex argument.")
+    (license license:gpl3)))
+
 (define (replace-char old-char new-char str)
   (string-map (lambda (char)
                 (if (char=? char old-char) new-char char)) str))