Natalia P. Tuchkova

Dorodnicyn Computing Center of Federal Research Center “Informatics and Control” of Russian Academy of Science

The studying is focusing to the relationship of the concepts of the mathematical subject area on the example of the section of mathematical physics equations. A version of the thesaurus article for terms and related equations and formulas is proposed. The peculiarity of such a thesaurus lies in the use of the context of formulas for their additional identification in the subject area. In addition, it is proposed to take into account the indices of authors and articles where thesaurus terms are found. This approach helps to refine the search query and reduce information noise when using the thesaurus in digital bibliographic collections.

subject domain thesaurus, equations of mixed type, search query