Ding dong

silviana amethyst

Equation

\[ x^2 +y^2 +z^3 - z^2 \]

Properties:

Some story

The blocky one broke while removing the support, and I glued it back together with hot glue. Amazingly, the smooth one is holding together.

Random projection, sphere of radius 1.

Bertini_real input files

input

CONFIG
tracktype: 1;
securitylevel:1
sharpendigits: 30;
condnumthreshold: 1e300;
odepredictor: 7;
finaltol: 1e-16;
numsamplepoints: 6;
endgamenum: 2;
maxstepsbeforenewton: 0;
maxnewtonits: 1;
END;
INPUT

variable_group x, y, z;
function f;
f = x^2 +y^2 +z^3 - z^2;
END;