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INTERACTIVE SIGNAL MATH LESSON
Fourier Series Epicycle Lab
Decompose a synthetic signal into Fourier terms and see waveform reconstruction, harmonic spectrum, epicycle vectors, residual strip, CSV, Markdown and JSON receipt.
Reviewed 2026-06-27
EducationWaveformHarmonicsEpicyclesResidualsJSON receipt
WHY IT IS DIFFERENT
It turns equations into motion geometry.
The waveform, spectrum, residual strip and epicycle chain show why harmonics rebuild signal shape instead of leaving Fourier series as a formula-only topic.