摘要
探讨了Ｒｉｅｍａｎｎ引理的一般形式，给出了它在泛函分析中的一些应用，得到了一些有趣的结果。
We know the Riemann lemma is very important in mathematical analysis, and its proof is complicated as well. This paper aims at approaching the general form of Riemann lamma and giving some interesting results.
