The parabolic conoid is a conoid and cubic ruled surface that can be given by parametric equations
(1)
| |||
(2)
| |||
(3)
|
and Cartesian equation
(4)
|
(Ferréol).
The parabolic conoid is a conoid and cubic ruled surface that can be given by parametric equations
(1)
| |||
(2)
| |||
(3)
|
and Cartesian equation
(4)
|
(Ferréol).
Weisstein, Eric W. "Parabolic Conoid." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/ParabolicConoid.html