A divided difference approach to Abel and Hagen-Rothe identities

作者：Tang, Peipei; Xu, Aimin^*

来源：Ars Combinatoria, 2018, 136: 161-168.

• Divided difference
• Abel identity
• Hagen-Rothe identity

Divided differences is an important tool in numerical approximation. In this paper we employ divided differences to give a new and unified proof of the well-known identities of Abel and Hagen-Rothe in combinatorial analysis.

• 出版日期2018-1
• 单位浙江万里学院; 浙江大学城市学院