The form and matter of the concept of «criminal evidence»

The article is devoted to the analysis of one of the basic theses of modern informational theory - “evidence in a criminal case”, namely the presentation of proof of how the unity of content (information about the event of the crime) and form (procedure source of this information). The Author proves the inconsistency of the formula to scientific ideas about the nature of information and understanding of the form in the dialectical materialism, as well as making the assumption of the presence of other, apart from the information constituting the content of the concept of “proof”.