Comment and License updates

45 files changed, 91 insertions, 57 deletions

diff --git a/LICENSE b/LICENSE
index 70ba9fd..09bb33b 100644
--- a/LICENSE
+++ b/LICENSE
@@ -1,6 +1,6 @@
 BSD 3-Clause License
 
-Copyright (c) 2023, Douglas Rumbaugh and Dong Xie
+Copyright (c) 2023, Douglas B. Rumbaugh and Dong Xie
 
 Redistribution and use in source and binary forms, with or without
 modification, are permitted provided that the following conditions
diff --git a/include/framework/DynamicExtension.h b/include/framework/DynamicExtension.h
index edbb6f5..7244856 100644
--- a/include/framework/DynamicExtension.h
+++ b/include/framework/DynamicExtension.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/QueryRequirements.h b/include/framework/QueryRequirements.h
index ff4eaff..4d3e97b 100644
--- a/include/framework/QueryRequirements.h
+++ b/include/framework/QueryRequirements.h
@@ -3,9 +3,9 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
- * A header file containing the necessary includes for Shard
+ * A header file containing the necessary includes for Query
  * development.
  *
  */
diff --git a/include/framework/ShardRequirements.h b/include/framework/ShardRequirements.h
index 55e7199..d054030 100644
--- a/include/framework/ShardRequirements.h
+++ b/include/framework/ShardRequirements.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * A header file containing the necessary includes for Shard
  * development.
diff --git a/include/framework/interface/Query.h b/include/framework/interface/Query.h
index 21cadcb..8b92c45 100644
--- a/include/framework/interface/Query.h
+++ b/include/framework/interface/Query.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/interface/Record.h b/include/framework/interface/Record.h
index bf495df..457078d 100644
--- a/include/framework/interface/Record.h
+++ b/include/framework/interface/Record.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * FIXME: the record implementations could probably be broken out into 
  *        different files, leaving only the interface here
diff --git a/include/framework/interface/Scheduler.h b/include/framework/interface/Scheduler.h
index 63581d2..a8544a7 100644
--- a/include/framework/interface/Scheduler.h
+++ b/include/framework/interface/Scheduler.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/interface/Shard.h b/include/framework/interface/Shard.h
index 92cdca0..2357795 100644
--- a/include/framework/interface/Shard.h
+++ b/include/framework/interface/Shard.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/scheduling/Epoch.h b/include/framework/scheduling/Epoch.h
index 0ebbde9..9193b06 100644
--- a/include/framework/scheduling/Epoch.h
+++ b/include/framework/scheduling/Epoch.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/scheduling/FIFOScheduler.h b/include/framework/scheduling/FIFOScheduler.h
index 1521eb6..ba62f9e 100644
--- a/include/framework/scheduling/FIFOScheduler.h
+++ b/include/framework/scheduling/FIFOScheduler.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/scheduling/SerialScheduler.h b/include/framework/scheduling/SerialScheduler.h
index 93611d1..10c2af2 100644
--- a/include/framework/scheduling/SerialScheduler.h
+++ b/include/framework/scheduling/SerialScheduler.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * IMPORTANT: This "scheduler" is a shim implementation for allowing
  * strictly serial, single-threaded operation of the framework. It should 
diff --git a/include/framework/scheduling/Task.h b/include/framework/scheduling/Task.h
index 6dfd7df..d211fb5 100644
--- a/include/framework/scheduling/Task.h
+++ b/include/framework/scheduling/Task.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/structure/BufferView.h b/include/framework/structure/BufferView.h
index ccd3dac..651e430 100644
--- a/include/framework/structure/BufferView.h
+++ b/include/framework/structure/BufferView.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/structure/ExtensionStructure.h b/include/framework/structure/ExtensionStructure.h
index 80ec7b9..74cede6 100644
--- a/include/framework/structure/ExtensionStructure.h
+++ b/include/framework/structure/ExtensionStructure.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/structure/InternalLevel.h b/include/framework/structure/InternalLevel.h
index 632fe17..00e0c58 100644
--- a/include/framework/structure/InternalLevel.h
+++ b/include/framework/structure/InternalLevel.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/structure/MutableBuffer.h b/include/framework/structure/MutableBuffer.h
index ba25cc3..671824f 100644
--- a/include/framework/structure/MutableBuffer.h
+++ b/include/framework/structure/MutableBuffer.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/framework/util/Configuration.h b/include/framework/util/Configuration.h
index ec4ec3a..866128a 100644
--- a/include/framework/util/Configuration.h
+++ b/include/framework/util/Configuration.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/include/query/irs.h b/include/query/irs.h
index 4cb69b0..fa69ea1 100644
--- a/include/query/irs.h
+++ b/include/query/irs.h
@@ -3,7 +3,11 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A query class for independent range sampling. This query requires 
+ * that the shard support get_lower_bound(key), get_upper_bound(key), 
+ * and get_record_at(index).
  *
  */
 #pragma once
diff --git a/include/query/rangequery.h b/include/query/rangequery.h
index b9ac9db..16dcd86 100644
--- a/include/query/rangequery.h
+++ b/include/query/rangequery.h
@@ -1,10 +1,12 @@
 /*
  * include/query/rangequery.h
  *
- * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
+ * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
+ * A query class for single dimensional range queries. This query requires 
+ * that the shard support get_lower_bound(key) and get_record_at(index).
  */
 #pragma once
 
diff --git a/include/query/wirs.h b/include/query/wirs.h
index 1113b1d..9b3d2ad 100644
--- a/include/query/wirs.h
+++ b/include/query/wirs.h
@@ -3,7 +3,11 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A query class for weighted independent range sampling. This
+ * class is tightly coupled with include/shard/AugBTree.h, and
+ * so is probably of limited general utility.
  *
  */
 #pragma once
diff --git a/include/query/wss.h b/include/query/wss.h
index 794485c..4c8861e 100644
--- a/include/query/wss.h
+++ b/include/query/wss.h
@@ -1,10 +1,13 @@
 /*
- * include/query/rangequery.h
+ * include/query/wss.h
  *
- * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
+ * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
+ * A query class for weighted set sampling. This
+ * class is tightly coupled with include/shard/Alias.h, 
+ * and so is probably of limited general utility.
  */
 #pragma once
 
diff --git a/include/shard/Alias.h b/include/shard/Alias.h
index a4a7d02..a3e8ad8 100644
--- a/include/shard/Alias.h
+++ b/include/shard/Alias.h
@@ -4,7 +4,11 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A shard shim around the psudb::Alias Walker's Alias
+ * structure. Designed to be used along side the WSS
+ * query in include/query/wss.h
  *
  */
 #pragma once
diff --git a/include/shard/AugBTree.h b/include/shard/AugBTree.h
index e32ec64..be664ac 100644
--- a/include/shard/AugBTree.h
+++ b/include/shard/AugBTree.h
@@ -4,8 +4,12 @@
  * Copyright (C) 2023 Dong Xie <dongx@psu.edu>
  *                    Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
+ * A shard shim around the alias augmented B-tree. Designed to be 
+ * used along side the WIRS query in include/query/wirs.h, but
+ * also supports the necessary methods for other common query
+ * types.
  */
 #pragma once
 
diff --git a/include/shard/ISAMTree.h b/include/shard/ISAMTree.h
index a610c09..e11c899 100644
--- a/include/shard/ISAMTree.h
+++ b/include/shard/ISAMTree.h
@@ -4,7 +4,9 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A shard shim around an in-memory ISAM tree.
  *
  */
 #pragma once
diff --git a/include/shard/PGM.h b/include/shard/PGM.h
index 6b66b7d..13db26a 100644
--- a/include/shard/PGM.h
+++ b/include/shard/PGM.h
@@ -2,8 +2,12 @@
  * include/shard/PGM.h
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
+ *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A shard shim around the static version of the PGM learned
+ * index.
  *
  */
 #pragma once
diff --git a/include/shard/TrieSpline.h b/include/shard/TrieSpline.h
index fdf8edb..56ec357 100644
--- a/include/shard/TrieSpline.h
+++ b/include/shard/TrieSpline.h
@@ -3,7 +3,9 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A shard shim around the TrieSpline learned index.
  *
  */
 #pragma once
diff --git a/include/shard/VPTree.h b/include/shard/VPTree.h
index 978372b..2f5ebbb 100644
--- a/include/shard/VPTree.h
+++ b/include/shard/VPTree.h
@@ -3,7 +3,12 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
+ *
+ * A shard shim around the VPTree spatial index. 
+ *
+ * FIXME: separate the KNN query class out into a standalone
+ * file in include/query . 
  *
  */
 #pragma once
diff --git a/include/util/Cursor.h b/include/util/Cursor.h
index 00afaab..be7ab32 100644
--- a/include/util/Cursor.h
+++ b/include/util/Cursor.h
@@ -4,7 +4,7 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * A simple record cursor type with associated methods for help in
  * merging record sets when constructing shards. 
diff --git a/include/util/bf_config.h b/include/util/bf_config.h
index 4de465d..fdf2195 100644
--- a/include/util/bf_config.h
+++ b/include/util/bf_config.h
@@ -4,10 +4,10 @@
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * Global parameters for configuring bloom filters used as auxiliary
- * structures on shards within the framework. The bloom filters themselves
+ * structures on shards within the framework. The bloom filter class
  * can be found in
  *
  * $PROJECT_ROOT/external/psudb-common/cpp/include/psu-ds/BloomFilter.h
diff --git a/include/util/types.h b/include/util/types.h
index b7f9607..3908174 100644
--- a/include/util/types.h
+++ b/include/util/types.h
@@ -3,7 +3,7 @@
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  * A centralized header file for various data types used throughout the
  * code base. There are a few very specific types, such as header formats,
diff --git a/tests/alias_tests.cpp b/tests/alias_tests.cpp
index c4a302d..e3c736b 100644
--- a/tests/alias_tests.cpp
+++ b/tests/alias_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/augbtree_tests.cpp b/tests/augbtree_tests.cpp
index 878af82..1b24344 100644
--- a/tests/augbtree_tests.cpp
+++ b/tests/augbtree_tests.cpp
@@ -1,12 +1,12 @@
 /*
- * tests/wirs_tests.cpp
+ * tests/augbtree_tests.cpp
  *
  * Unit tests for AugBTree (Augmented B+Tree) shard
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/de_cc_isam_level.cpp b/tests/de_cc_isam_level.cpp
index e574578..4972fb5 100644
--- a/tests/de_cc_isam_level.cpp
+++ b/tests/de_cc_isam_level.cpp
@@ -1,11 +1,11 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/de_cc_isam_level.cpp
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas B. Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/de_level_tag.cpp b/tests/de_level_tag.cpp
index f3f099d..3a2f271 100644
--- a/tests/de_level_tag.cpp
+++ b/tests/de_level_tag.cpp
@@ -1,12 +1,12 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/de_level_tag.cpp
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include <set>
diff --git a/tests/de_level_tomb.cpp b/tests/de_level_tomb.cpp
index 912743c..2412959 100644
--- a/tests/de_level_tomb.cpp
+++ b/tests/de_level_tomb.cpp
@@ -1,12 +1,12 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/de_level_tomb.cpp
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include <set>
diff --git a/tests/de_tier_tag.cpp b/tests/de_tier_tag.cpp
index 712c203..46f2ee7 100644
--- a/tests/de_tier_tag.cpp
+++ b/tests/de_tier_tag.cpp
@@ -1,12 +1,12 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/de_tier_tag.cpp
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include <set>
diff --git a/tests/de_tier_tomb.cpp b/tests/de_tier_tomb.cpp
index f25ec34..e2b65a0 100644
--- a/tests/de_tier_tomb.cpp
+++ b/tests/de_tier_tomb.cpp
@@ -1,12 +1,12 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/de_tier_tomb.cpp
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include <set>
diff --git a/tests/dynamic_extension_tests.inc b/tests/dynamic_extension_tests.inc
index bcb5ae6..dac7d51 100644
--- a/tests/dynamic_extension_tests.inc
+++ b/tests/dynamic_extension_tests.inc
@@ -1,12 +1,12 @@
 /*
- * tests/dynamic_extension_tests.cpp
+ * tests/dynamic_extension_tests.inc
  *
  * Unit tests for Dynamic Extension Framework
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/internal_level_tests.cpp b/tests/internal_level_tests.cpp
index 1009ea8..cb74bca 100644
--- a/tests/internal_level_tests.cpp
+++ b/tests/internal_level_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include "shard/ISAMTree.h"
diff --git a/tests/memisam_tests.cpp b/tests/memisam_tests.cpp
index d3b8087..8c499e2 100644
--- a/tests/memisam_tests.cpp
+++ b/tests/memisam_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/mutable_buffer_tests.cpp b/tests/mutable_buffer_tests.cpp
index a2561c8..8480f55 100644
--- a/tests/mutable_buffer_tests.cpp
+++ b/tests/mutable_buffer_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #include <string>
diff --git a/tests/pgm_tests.cpp b/tests/pgm_tests.cpp
index 1565384..c7750ac 100644
--- a/tests/pgm_tests.cpp
+++ b/tests/pgm_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/testing.h b/tests/testing.h
index 023be7f..e1d3402 100644
--- a/tests/testing.h
+++ b/tests/testing.h
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 #pragma once
diff --git a/tests/triespline_tests.cpp b/tests/triespline_tests.cpp
index 101f143..14506be 100644
--- a/tests/triespline_tests.cpp
+++ b/tests/triespline_tests.cpp
@@ -6,7 +6,7 @@
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *                    Dong Xie <dongx@psu.edu>
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */
 
diff --git a/tests/vptree_tests.cpp b/tests/vptree_tests.cpp
index 06f147b..fb568dd 100644
--- a/tests/vptree_tests.cpp
+++ b/tests/vptree_tests.cpp
@@ -5,7 +5,7 @@
  *
  * Copyright (C) 2023 Douglas Rumbaugh <drumbaugh@psu.edu> 
  *
- * All rights reserved. Published under the Modified BSD License.
+ * Distributed under the Modified BSD License.
  *
  */