# Cardioid

The name **Cardioid** was first used by de Castillon in Philosophical Transactions of the Royal Society in 1741.

**Cardioid** is an Epicycloid with one cusp: produced as the path of a point on the circumference of a circle as that circle rolls around another fixed circle with the same radius.

The parametric equations for the **Cardioid** are:

To plot function graph use the folowing script:

# Example |