Show off your love for mathematics with this unique black T-shirt! The shirt features the white text "a > 0 = 1/a > 0" and "a < 0 = 1/a < 0" printed on the front, making it a fun and geeky conversation starter. The tee appears to be made from a comfortable, soft cotton blend, perfect for everyday wear. Its classic fit makes it versatile for casual outings, classroom settings, or simply lounging at home. This T-shirt is a must-have for students, teachers, and anyone with a passion for math. Grab yours today and let your shirt do the talking!