The image is a photograph of an article printed on paper. The article discusses the concept of "epistemological" questions and refers to "the subject matter of mathematics" as being central to these questions. There are lines and paragraphs of text with words such as "subject," "mathematics," "questions," and "knowledge." The page number "613" is visible in the top right corner of the paper, suggesting that this is a reference or citation for the article being discussed within the larger context of a document or publication.