Add Gudhi/math.h for pi

1 files changed, 23 insertions, 0 deletions

diff --git a/src/common/include/gudhi/math.h b/src/common/include/gudhi/math.h
new file mode 100644
index 00000000..f367bac2
--- /dev/null
+++ b/src/common/include/gudhi/math.h
@@ -0,0 +1,23 @@
+/*    This file is part of the Gudhi Library - https://gudhi.inria.fr/ - which is released under MIT.
+ *    See file LICENSE or go to https://gudhi.inria.fr/licensing/ for full license details.
+ *    Author(s):       Vincent Rouvreau
+ *
+ *    Copyright (C) 2020 Inria
+ *
+ *    Modification(s):
+ *      - YYYY/MM Author: Description of the modification
+ */
+
+#ifndef MATH_H_
+#define MATH_H_
+
+#include <boost/math/constants/constants.hpp>
+
+namespace Gudhi {
+
+// In wait of C++20 std::numbers::pi with #include <numbers>
+static constexpr double PI = boost::math::constants::pi<double>();
+
+}  // namespace Gudhi
+
+#endif   // MATH_H_