In the video, a person is holding a piece of paper with a mathematical equation written on it. The person is using their finger to point at the equation. The camera is focused on the paper and the person's finger, making it difficult to see the person's face or the surrounding environment. The equation appears to be a complex calculation involving variables and mathematical operations. The person's finger moves slowly along the paper, pointing at different parts of the equation as if explaining or emphasizing certain aspects of the calculation. The lighting in the video is bright, and the paper appears to be white with black ink. The person's finger is visible, and it seems to be a human finger with a natural skin tone.