Figure 2 : Diagram of polar funtions of parabola
Ouput : Program 36 19
Read Instructions
Keywords : Parabola
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  • PF = distance from focus to point P.
  • PQ = distance from P to directrix.
  • If PF/PQ = 1, then the locus of P is a parabola.
  • Equation in polar form is R = D*e/(1-e*sin(A)) where e = 1.
  • D is distance from directrix to focus = D.
  • Parabola : efficiency e = 1.
Reference
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