A quartic curve with implicit equation
(1)
|
or
(2)
|
and . In parametric form,
(3)
| |||
(4)
|
The curvature is
(5)
|
A quartic curve with implicit equation
(1)
|
or
(2)
|
and . In parametric form,
(3)
| |||
(4)
|
The curvature is
(5)
|
Weisstein, Eric W. "Bullet Nose." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/BulletNose.html