Show off your positive vibes with this unique t-shirt! The black t-shirt features a bold design with the phrase 'Avoid Negativity' above the math equation 'f(x) = |x|', a playful reminder that the absolute value of anything is always positive. Made from comfortable material, this tee is perfect for math lovers, students, or anyone who wants to spread a message of optimism. Wear it to school, the gym, or casual outings to showcase your wit and positive attitude. A fun and clever conversation starter!