Math geek romance: find real love postcard

This design is the perfect gift for all math geeks and lovers. It features many mathematical expressions meaning imaginary love, and only one featuring real love. This is a funny interpretation of the imaginary and real numbers used in some branches of mathematics, and only math geeks will even get the hidden joke. The imaginary love expression is the square root of the negative of love squared. And the real love expression is the square root of love squared. The design features a black background with white expressions for the imaginary love mathematical expressions, and a bright pink hue for the real love math expression.