Check out this site at: http://blog.wolframalpha.com/2010/02/12/computing-valentines-day-with-wolframalpha/#comment-103489
Computing Valentine’s Day with Wolfram|Alpha
Draw nice heart shape formulas with Math Equations at Wolfram Alpha!
Check out this site at: http://blog.wolframalpha.com/2010/02/12/computing-valentines-day-with-wolframalpha/#comment-103489
Draw nice heart shape formulas with Math Equations at Wolfram Alpha!
Mathtuition88 