In the video, a person is writing on a piece of paper with a black marker. The person is writing a series of numbers and mathematical equations. The person's hand is visible as they write, and the camera zooms in on the paper to show the writing more clearly. The video is shot in a close-up view, focusing on the person's hand and the paper. The person appears to be writing in a methodical manner, carefully forming each number and equation. The paper is white, and the marker is black, providing a stark contrast that makes the writing easy to read. The video does not contain any audio, so the viewer can only focus on the visual elements. The person's handwriting is neat and legible, and the video provides a clear view of the writing process.