Parametric Equations and Polar Coordinates — 金融・経済学者のための微積分 — Kynotic Academy
第18章
Parametric Equations and Polar Coordinates
15分
Some curves loop, twist, or double back. The usual cannot describe them without breaking the curve into pieces. In this chapter we go beyond and learn two new coordinate systems. They let us draw orbits, spirals, and conic sections as easily as a straight line.