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Epicycloids and hypocycloids
Author:
Cătălin
Topic:
Geometry
GeoGebra
They are generated by a rolling circle on a fixed circle, their radii ratio being r/R=p/q, p∈ℤ, q∈ℕ Epicycloids correspond to p<0 and hipocycloids to p>0
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การลบจำนวนเต็ม
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