## blob21 |

The blob in all its glory:

Twirl with your mouse

4 Blob with 3 fold symmetry.

$0.005\text{}{\left({x}^{2}+{y}^{2}+{z}^{2}\right)}^{3}+{x}^{3}y+x{z}^{3}+{y}^{3}z<70$

Click on the snapshot to download the blob's stl file. |

1; # Prevent Octave from thinking that this is a function # though one is defined here function w = f(x2,y2,z2,c,r,e) x = (x2-c(1))/r(1); y = (y2-c(2))/r(2); z = (z2-c(3))/r(3); # function at origin must be <0, and >0 far enough away. w=0 defines the surface w=(x.^3.*y + y.^3.*z + z.^3.*x ) + 0.005*(x.^2 + y.^2 + z.^2).^3 - 70 ; endfunction;GNU Octave