%0 Journal Article
%T 某类三角和的估计
%A 盛淑云
%J 科学通报
%D 1982
%I 
%X 设f(x)是以2π为周期的L可和函数,又设S_h(f,x)=S_h(x)为其富里埃级数的部份和,记
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=01BA20E8BA813E1908F3698710BBFEFEE816345F465FEBA5&cid=7C7E63796F062382A606A3A9833B8C05&jid=B40D4BA57FF46E45205A09B4DC283152&aid=BAD483711AC52960D1E0E5E12B7AB0AE&yid=3F3D540C9B7906DE&vid=DB817633AA4F79B9&iid=F3090AE9B60B7ED1&sid=50B6AC44200581A5&eid=50B6AC44200581A5&journal_id=0023-074X&journal_name=科学通报&referenced_num=0&reference_num=0