Calculates the unit tangent vector of a parametric curve at a value.
The function
The value
const circle = Chalkboard.real.define((t) => Math.cos(t), (t) => Math.sin(t));const tangent = Chalkboard.calc.tangent(circle, 0); // Returns approximately (0, 1) Copy
const circle = Chalkboard.real.define((t) => Math.cos(t), (t) => Math.sin(t));const tangent = Chalkboard.calc.tangent(circle, 0); // Returns approximately (0, 1)
Calculates the unit tangent vector of a parametric curve at a value.