pedal coordinates

pedal coordinates

[′ped·əl kō′ȯrd·ən·əts]
(mathematics)
The coordinates r and p describing a point P on a plane curve C, where r is the distance from a fixed point O to P, and p is the perpendicular distance from O to the tangent to C at P.
References in periodicals archive ?
The devices, tools really, become the moving parts of larger projects that Maya Pedal coordinates with local NGOs.