如何管理来自BSD许可项目的贡献者的版权声明
该LICENSE文件中包含以下BSD许可证: Copyright (c) 2006-2016 SymPy Development Team All rights reserved. Redistribution and use in source and binary forms, with or without modification, are permitted provided that the following conditions are met: a. Redistributions of source code must retain the above copyright notice, this list of conditions and the following disclaimer. …