1 files changed, 24 insertions, 0 deletions
diff --git a/nixpkgs/pkgs/development/coq-modules/fourcolor/default.nix b/nixpkgs/pkgs/development/coq-modules/fourcolor/default.nix
new file mode 100644
index 000000000000..4de6e2da8b51
--- /dev/null
+++ b/nixpkgs/pkgs/development/coq-modules/fourcolor/default.nix
@@ -0,0 +1,24 @@
+{ lib, mkCoqDerivation, coq, mathcomp, version ? null }:
+with lib;
+
+mkCoqDerivation {
+  pname = "fourcolor";
+  owner = "math-comp";
+
+  release."1.2.3".rev    = "v1.2.3";
+  release."1.2.3".sha256 = "sha256-gwKfUa74fIP7j+2eQgnLD7AswjCtOFGHGaIWb4qI0n4=";
+
+  inherit version;
+  defaultVersion = with versions; switch mathcomp.version [
+    { case = pred.inter (isGe "1.11.0") (isLt "1.13"); out = "1.2.3"; }
+  ] null;
+
+  propagatedBuildInputs = [ mathcomp.algebra ];
+
+  meta = {
+    description = "Formal proof of the Four Color Theorem ";
+    maintainers = with maintainers; [ siraben ];
+    license = licenses.cecill-b;
+    platforms = platforms.unix;
+  };
+}