◎ Fourier Series
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Shape
Square
Sawtooth
Triangle
Pulse
Semicircle
Custom
Terms
Harmonics
5
Display
Speed
1.0
Trail Length
400
Zoom
1.0
Options
Show Circles: ON
Show Radii: ON
Show Target: OFF
⏸ Pause
Formula
Space: pause | +/-: harmonics
R: reset | T: toggle target