Trace an Arc, 1
- Author:
- Ryan Hirst
- Topic:
- Parametric Curves
Proposition: To trace an arc.
First Solution: The curve equation is known; the trace should move with the construction.
Find τ in some continuous range of length 2π.
(If u·w =0, use the last nonzero value)
Now τ≡t mod 2π, (-π ≤ τ ≤π)
(minimum residue)