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Outline

  1. Conic sections
    1. Eccentricity and directrix of an ellipse
    2. Construction of an ellipse
    3. Ellipse
    4. Steiner construction
    5. Conic sections
    6. Constant sum to two foci
    7. Focus-directrix property
    8. Construction of ellipse, second method
    9. Pedal-Point construction of the conics
    10. Pedal-Point construction of a parabola
    11. Foci of an ellipse
    12. Section 10.5-Hyperbola

Conic sections

Author:Jonathan Holland
Topic:Conic Sections, Ellipse

  • Eccentricity and directrix of an ellipse

  • Construction of an ellipse

  • Ellipse

  • Steiner construction

  • Conic sections

  • Constant sum to two foci

  • Focus-directrix property

  • Construction of ellipse, second method

  • Pedal-Point construction of the conics

  • Pedal-Point construction of a parabola

  • Foci of an ellipse

  • Section 10.5-Hyperbola

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