spiral of Archimedes


spiral of Ar·chi·me·des

\-ˌär-kə-ˈmē-dēz\

Definition of SPIRAL OF ARCHIMEDES

:  a plane curve that is generated by a point moving away from or toward a fixed point at a constant rate while the radius vector from the fixed point rotates at a constant rate and that has the equation ρ = a θ in polar coordinates

Origin of SPIRAL OF ARCHIMEDES

Archimedes
First Known Use: circa 1856

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