%0 Journal Article
%T ON ESTIMATES OF THE FIRST EIGENVALUE OF THE LAPLACIAN OF THE CONVEX DOMAIN ON A 2-DIMENSIONAL SPHERE<br>
%J 科学通报(英文版)
%D 1991
%I 
%K first eigenvalue
%K Cheeger-isoperimetric constant<br>
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=01BA20E8BA813E1908F3698710BBFEFEE816345F465FEBA5&cid=96E6E851B5104576C2DD9FC1FBCB69EF&jid=DD6615BC9D2CFCE0B6F945E8D5314523&aid=2A27256BE264F020934968D9722EE2E5&yid=116CB34717B0B183&vid=933658645952ED9F&iid=DF92D298D3FF1E6E&sid=2A2AA8B7E19F0DF7&eid=2A2AA8B7E19F0DF7&journal_id=1001-6538&journal_name=科学通报(英文版)&referenced_num=0&reference_num=0