Monthly Archive for February, 2015

Happy Math Valentine

ValentineFrom 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.