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-rw-r--r--Source/FieldSolver/SpectralSolver/AnyFFT.H7
1 files changed, 7 insertions, 0 deletions
diff --git a/Source/FieldSolver/SpectralSolver/AnyFFT.H b/Source/FieldSolver/SpectralSolver/AnyFFT.H
index a02f86343..fbdc1520f 100644
--- a/Source/FieldSolver/SpectralSolver/AnyFFT.H
+++ b/Source/FieldSolver/SpectralSolver/AnyFFT.H
@@ -1,3 +1,10 @@
+/* Copyright 2019-2020
+ *
+ * This file is part of WarpX.
+ *
+ * License: BSD-3-Clause-LBNL
+ */
+
#ifndef ANYFFT_H_
#define ANYFFT_H_