Thread: A freaky function of circle
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Old July 31st, 2008, 05:46 AM
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Default A freaky function of circle
Hi everyone.
So i have the curve (x^2 - 1)^2 + (y^2 - 1)^2 = 1

My question is: Why can "y" not be written as a function of x? I need to shall this somehow.
Thx for any help.
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