Vivaldi provides a single interface, giving users the ability to access e-books located in different organizations, libraries and publishing houses that give access to their electronic resources internet users across a network of digital libraries Vivaldi. The range of available online educational and scientific literature is growing steadily due to the replenishment of catalogs, organizations participating in the project, as well as due to the connection of new libraries, universities and publishers.
• Allows you to page through a PDF document in a set of images.
• Provides the ability to view a certain number of pages of documents, or download them on the basis of user rights to the document.
• Provides a preview function, scale and invert color pages in a document, and quickly navigate through them.
• Allows you to search for words and phrases within a document based on the morphology of Russian language and to provide the results found in the pages of the document.