branch master updated: gnu: nauty: Update to 2.7r2.

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     new 1943f17  gnu: nauty: Update to 2.7r2.
1943f17 is described below

commit 1943f17f90aaba64b0344edb71e6c3105e5b22ad
Author: Nicolas Goaziou <mail@nicolasgoaziou.fr>
AuthorDate: Sat Sep 4 08:03:55 2021 +0200

    gnu: nauty: Update to 2.7r2.
    
    * gnu/packages/maths.scm (nauty): Update to 2.7r2.
---
 gnu/packages/maths.scm | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/maths.scm b/gnu/packages/maths.scm
index ce9515f..86f6ff3 100644
--- a/gnu/packages/maths.scm
+++ b/gnu/packages/maths.scm
@@ -6390,7 +6390,7 @@ management via the GIMPS project's Primenet server.")
 (define-public nauty
   (package
     (name "nauty")
-    (version "2.7r1")
+    (version "2.7r2")
     (source
      (origin
        (method url-fetch)
@@ -6398,7 +6398,7 @@ management via the GIMPS project's Primenet server.")
              "https://pallini.di.uniroma1.it/";
              "nauty" (string-join (string-split version #\.) "") ".tar.gz"))
        (sha256
-        (base32 "0xsfqfcknbd6g6wzpa5l7crmmk3bf3zjh37rhylq6b20dqcmvjkn"))))
+        (base32 "0s57rq7kk3rrwgrjygpwjvq9bbwq4wjbpcvgbz191jhwv8bnrhb9"))))
     (build-system gnu-build-system)
     (outputs '("out" "lib"))
     (arguments