Change license header (#81)

* update license header line for all source files

* add license to new files

* remove empty lines at the end of files

Author: Transurgeon

include/atoms/affine.h

@@ -1,7 +1,7 @@
 /*
  * Copyright 2026 Daniel Cederberg and William Zhang
  *
- * This file is part of the DNLP-differentiation-engine project.
+ * This file is part of the SparseDiffEngine project.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

include/atoms/bivariate_full_dom.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef BIVARIATE_FULL_DOM_H
 #define BIVARIATE_FULL_DOM_H
 

include/atoms/bivariate_restricted_dom.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef BIVARIATE_RESTRICTED_DOM_H
 #define BIVARIATE_RESTRICTED_DOM_H
 

include/atoms/elementwise_full_dom.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef ELEMENTWISE_FULL_DOM_H
 #define ELEMENTWISE_FULL_DOM_H
 

include/atoms/elementwise_restricted_dom.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef ELEMENTWISE_RESTRICTED_DOM_H
 #define ELEMENTWISE_RESTRICTED_DOM_H
 

include/atoms/non_elementwise_full_dom.h

@@ -1,7 +1,7 @@
 /*
  * Copyright 2026 Daniel Cederberg and William Zhang
  *
- * This file is part of the DNLP-differentiation-engine project.
+ * This file is part of the SparseDiffEngine project.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

include/expr.h

@@ -1,7 +1,7 @@
 /*
  * Copyright 2026 Daniel Cederberg and William Zhang
  *
- * This file is part of the DNLP-differentiation-engine project.
+ * This file is part of the SparseDiffEngine project.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.

include/old-code/old_CSR.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef OLD_CSR_H
 #define OLD_CSR_H
 

include/old-code/old_CSR_sum.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef OLD_CSR_SUM_H
 #define OLD_CSR_SUM_H
 

include/old-code/old_affine.h

@@ -1,3 +1,20 @@
+/*
+ * Copyright 2026 Daniel Cederberg and William Zhang
+ *
+ * This file is part of the SparseDiffEngine project.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
 #ifndef OLD_AFFINE_H
 #define OLD_AFFINE_H