Manuscript submission: Manuscripts should be submitted, by email, to the Associate Editor-in-Chief, Chen-xia Miao. Submission by e-mail is particularly welcome.

Form of manuscript: Manuscripts should be clearly arranged, with double spacing and generous margins, on A4 size papers. The first page should contain the title, the name(s) of the author(s), the full address(es) of the author(s) [including the e-mail address(es), if any], the abstract, the key words, and the AMS Classification number. Complicated formulae should be avoided in the title as well as in the abstract. Manuscripts with the format of TeX is particularly welcome.

Abstract: It summarizes the main result(s) and, possibly, the method(s) used. If the paper is a survey paper, it must be indicated so in the abstract. The abstract must not contain more than 250 words.

References: References should be listed in alphabetical order according to the surnames of the authors at the end of the paper. Title of the journals should be abbreviated in accordance with the Abbreviations of Names of Serials in Mathematical Reviews Annual Index (PDF) (American Mathematical Society).

References should be cited in the text as, for example, [1], [2, p. 34], or [5, Theorem 6].

Acknowledgement: If any, acknowledgement may be placed at the end of the paper, just before the references.