POWELL are generalized to the supermemory DFP method and its convergence theorem and superlinear rate of convergence are obtained here with some concerned discussions on functions of memory terms.

• POWELL关于拟牛顿法的收敛性的结果推广到超记忆DFP方法；得到了超记忆DFP方法的收敛性定理和超线性收敛速度的结果；并讨论了记忆项的作用.