**conservative_file1_paths-3d.py**
![conservative_file1_paths-3d.py](Conservative_file1_paths-3d.gif) **conservative_file2_line-int.py**
![conservative_file2_line-int.py](Conservative_file2_line-int.gif) **conservative_file3_path-independent.py**
![conservative_file3_path-independent.py](Conservative_file3_path-independent.gif) **conservative_file4_path-dependent.py**
![conservative_file4_path-dependent.py](Conservative_file4_path-dependent.gif) **conservative_file5_closed-loop.py**
![conservative_file5_closed-loop.py](Conservative_file5_closed-loop.gif) **conservative_file6_potential-func.py**
![conservative_file6_potential-func.py](Conservative_file6_potential-func.gif)