New posts in Parametric

Horizontal tangent line of a parametric curve

For what $n$ is $\sum_{i=1}^\infty \frac{\cos (it)}{i^n}$ bounded and why doesn't a sine behave the same way?

How to prove the parametric equation of an ellipse?

What is parameterization?

Parametric form of square

Circle rotating within a circle (roulette)

Is there a general way to parameterize all implicit functions?

Seeking proof for the formula relating Pi with its convergents

Equation of a torus

Parametrization of the lemniscate