Draw red hearts with Mathematica

1 I use M9, resources: http://hi.baidu.com/unreal3/item/d69c5938c5d1e9403175a116

2. After installation, createProgramPackage (File "new" package), enter the FUNCTION command in the edit box, and click "Run package" in the upper right corner to run the program.

3. For details about red-hearted graphics (2D and 3D) and romance, see the following two articles:Article:

Http://www.zhihu.com/question/21239607? Utm_source = weekly-digest & utm_medium = Email & utm_campaign = weekly88

Http://www.mathematische-basteleien.de/heart.htm

4 The contourplot3d function in Mathematica can draw a three-dimensional envelope surface. The following figure is drawn using the formula provided in zhihu:

5. More Mathematica plotting references:

Http://xuxzmail.blog.163.com/blog/static/251319162010714112840593/

Http://reference.wolfram.com/mathematica/guide/Mathematica.html