101 uses of a quadratic equation

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101 uses of a quadratic equation
Chris Budd
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1.61803..
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Conic sections
Cone
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Circle
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Ellipse
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Parabola
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Hyperbola
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Ellipse Parabola
Hyperbola
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Copernicus
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Kepler
Brahe
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Galileo
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Parabola
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Newton
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Euler
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a 2
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a 3
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a 3.55
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a 3.8
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Are you still frightened of me?