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[PATCH] gnu: Add c-graph.


From: John Darrington
Subject: [PATCH] gnu: Add c-graph.
Date: Fri, 8 Apr 2016 21:35:21 +0200

* gnu/packages/maths.scm (c-graph): New variable.
---
 gnu/packages/maths.scm | 22 +++++++++++++++++++++-
 1 file changed, 21 insertions(+), 1 deletion(-)

diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index adebf09..34c9ddd 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -1,7 +1,7 @@
 ;;; GNU Guix --- Functional package management for GNU
 ;;; Copyright © 2013, 2014, 2015, 2016 Andreas Enge <address@hidden>
 ;;; Copyright © 2013 Nikita Karetnikov <address@hidden>
-;;; Copyright © 2014 John Darrington <address@hidden>
+;;; Copyright © 2014, 2016 John Darrington <address@hidden>
 ;;; Copyright © 2014, 2015, 2016 Eric Bavier <address@hidden>
 ;;; Copyright © 2014 Federico Beffa <address@hidden>
 ;;; Copyright © 2014 Mathieu Lirzin <address@hidden>
@@ -78,6 +78,26 @@
   #:use-module (gnu packages zip)
   #:use-module (srfi srfi-1))
 
+(define-public c-graph
+  (package
+   (name "c-graph")
+   (version "2.0")
+   (source (origin
+            (method url-fetch)
+            (uri (string-append "mirror://gnu/c-graph/c-graph-" version
+                                ".tar.gz"))
+            (sha256 (base32
+                     "1hlvpzrh7hzzf533diyfiabzskddi8zx92av9hwkjw3l46z7qv01"))))
+   (build-system gnu-build-system)
+   (inputs
+     `(("fortran" ,gfortran)))
+   (synopsis "Visualize and analyze convolution operations.")
+   (description
+    "GNU C-Graph demonstrates the theory of convolution underlying
+engineering systems and signal analysis.")
+   (license license:gpl3+)
+   (home-page "http://www.gnu.org/software/c-graph/";)))
+
 (define-public units
   (package
    (name "units")
-- 
2.1.4




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