A reduce program for determining point and contact lie symmetries of differential equations

Title of program: LIE Catalogue Id: AABS_v1_0 Nature of problem Point and contact symmetries of differential equations play an important role in mathematical physics. Knowledge of all Lie symmetry transformations gives important information about the given differential equations. Versions of this program held in the CPC repository in Mendeley Data AABS_v1_0; LIE; 10.1016/0010-4655(85)90027-X This program has been imported from the CPC Program Library held at Queen's University Belfast (1969-2019)程序名称：LIE 目录编号：AABS_v1_0 问题本质 微分方程的点对称与接触对称在数学物理领域具有重要地位。获取全部李对称（Lie symmetry）变换的相关信息，可为给定的微分方程提供关键的研究信息。 该程序的多个版本收录于Mendeley Data中的CPC仓库：AABS_v1_0；LIE；10.1016/0010-4655(85)90027-X 本程序源自贝尔法斯特女王大学托管的CPC程序库（1969-2019年）