![Be Rational Get Real Pi Math Sweater Be Rational Get Real Pi Math Sweater](https://tinkersphere.com/5444-large_default/be-rational-get-real-pi-math-sweater.jpg)
Be Rational Get Real Pi Math Sweater
Be Rational, Get Real Sweater for Mathematics Lovers and Knowledge Buffs. Square root of -1 and Pi are imaginary and irrational numbers respectively. Wear to the office, school or anywhere you'd like to share your love of learning.