Fourier epicycles (3D)

About this app

Every closed curve as a sum of rotating vectors — Σ cₙ·eⁱⁿᵗ. The tip traces the curve, time unrolled as a 3D helix. Presets (heart, star, treble clef, …) or draw your own curve freely.

Subject: Fourier analysis

More from Fourier analysis

• Draw and Fourier
• Fourier Synthesis
• Fourier Series — 5 Functions
• Sine Orthogonality
• Sine Anatomy

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