Tangent of Piriform
x = 1 + sin
t , y = a cos t (1+sin t)
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Cartesian equation : |
a4y2 = b2x3 (2a-x) |
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Parametric equation : |
x = 1+sint , y = a cost (1+sint) |
References:
J. Dennis Lawrence, A Catalog of Special Plane Curves, pp. 149-151.
See Also :
Related Page :
from MathWorld :http://mathworld.wolfram.com/Piriform.html
Famous Curve Index : http://www-groups.dcs.st-and.ac.uk/~history/Curves/Pearshaped.html
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