Bulletin of Cherkasy University. Series: Physical and Mathematical Sciences adheres to an open access policy for published materials, supporting the principles of the free dissemination of scholarly information and the global exchange of knowledge in the interests of social progress.

The journal is a full open access publication.

Users are permitted to:

• read;

• download;

• copy;

• distribute;

• print;

• search;

• create links to the full texts of articles;

• use the materials for any lawful scholarly purposes

without prior permission from the publisher or the author.

This is consistent with the principles of the Budapest Open Access Initiative (BOAI).

The editorial policy allows and encourages authors to make their manuscripts available on the Internet, including in institutional repositories or on personal websites, both before submission to the Editorial Office and during the editorial review process.

Such an approach promotes productive scholarly discussion and has a positive effect on the citation of published works.