Google Search - 3D equation, women’s breasts

Google Search equation to show 3D image of woman boobs Equation is: exp(-((x-4)^2 (y-4)^2)^2/1000) exp(-((x 4)^2 (y 4)^2)^2/1000) (-((x 4)^2 (y 4)^2)^2) (-((x-4)^2 (y- 4)^2)^2)