From **Prof Doug Ray** at Texas State San Marcos:

**For all math friends, Happy Valentine’s Day:**

(x^2+(9 y^2)/4+z^2-1)^3-x^2 z^3-(9 y^2 z^3)/80 = 0

See http://mathworld.wolfram.com/HeartSurface.html for more information on the Taubin Heart Surface.

When you hit the books – and they hit back

From **Prof Doug Ray** at Texas State San Marcos:

**For all math friends, Happy Valentine’s Day:**

(x^2+(9 y^2)/4+z^2-1)^3-x^2 z^3-(9 y^2 z^3)/80 = 0

See http://mathworld.wolfram.com/HeartSurface.html for more information on the Taubin Heart Surface.

Check out these 2 reviews from Elias Wheeler, a Tutor at the University of Alaska, Fairbanks. In his review of How to Study Accounting, he tells you which item on the list got him **A’s** in Accounting!!!!

The second review is of Math Myths. As a Senior in Business Management at the University, he has taken a lot of Math courses!!! As a Math tutor he knows what works for students studying Math and it’s not about memorizing formulas! Check out his review of Math Myths.