Update NOTICE to 2021
diff --git a/NOTICE b/NOTICE
index 0e8b9f1..baedbfa 100644
--- a/NOTICE
+++ b/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-angle/NOTICE b/commons-numbers-angle/NOTICE
index f41ea03..4ec0bfc 100644
--- a/commons-numbers-angle/NOTICE
+++ b/commons-numbers-angle/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-arrays/NOTICE b/commons-numbers-arrays/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-arrays/NOTICE
+++ b/commons-numbers-arrays/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-combinatorics/NOTICE b/commons-numbers-combinatorics/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-combinatorics/NOTICE
+++ b/commons-numbers-combinatorics/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-complex-streams/NOTICE b/commons-numbers-complex-streams/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-complex-streams/NOTICE
+++ b/commons-numbers-complex-streams/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-complex/NOTICE b/commons-numbers-complex/NOTICE
index 0e8b9f1..baedbfa 100644
--- a/commons-numbers-complex/NOTICE
+++ b/commons-numbers-complex/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-core/NOTICE b/commons-numbers-core/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-core/NOTICE
+++ b/commons-numbers-core/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-examples/NOTICE b/commons-numbers-examples/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-examples/NOTICE
+++ b/commons-numbers-examples/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-examples/examples-jmh/NOTICE b/commons-numbers-examples/examples-jmh/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-examples/examples-jmh/NOTICE
+++ b/commons-numbers-examples/examples-jmh/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-field/NOTICE b/commons-numbers-field/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-field/NOTICE
+++ b/commons-numbers-field/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-fraction/NOTICE b/commons-numbers-fraction/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-fraction/NOTICE
+++ b/commons-numbers-fraction/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-gamma/NOTICE b/commons-numbers-gamma/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-gamma/NOTICE
+++ b/commons-numbers-gamma/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-quaternion/NOTICE b/commons-numbers-quaternion/NOTICE
index b5e797a..c1a3017 100644
--- a/commons-numbers-quaternion/NOTICE
+++ b/commons-numbers-quaternion/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).
diff --git a/commons-numbers-rootfinder/NOTICE b/commons-numbers-rootfinder/NOTICE
index f41ea03..4ec0bfc 100644
--- a/commons-numbers-rootfinder/NOTICE
+++ b/commons-numbers-rootfinder/NOTICE
@@ -1,5 +1,5 @@
 Apache Commons Numbers
-Copyright 2001-2020 The Apache Software Foundation
+Copyright 2001-2021 The Apache Software Foundation
 
 This product includes software developed at
 The Apache Software Foundation (http://www.apache.org/).