Online with: Online with : ISSN Printed edition 0387-4982 Online edition 2423-821X Aim and History The aim of this journal is to publish rapidly original contributions to pure and applied mathematics. All papers are refereed.Tsukuba journal of mathematics is a continuation of Science Reports of the Tokyo Bunrika Daigaku, Sect. A, Vol. 1-Vol.4, No 82(1930-1953) and Science Reports of the Tokyo Kyoiku Daigaku,Sect. A, Vol. 4, No.83-Vol. 13, No. 382 (1954-1977). Call for Papers The main purpose of Tsukuba Journal of Mathematics is to promote research activities in pure and applied mathematics by publishing original research papers very rapidly. Selection for publication is on the basis of reports from referees commissioned by the editorial committee. For more details, please see Guide for Authors. &nbs...