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Butterfly Fractal

\begin{figure}\begin{center}\BoxedEPSF{Butterfly_Fractal.epsf}\end{center}\end{figure}

The Fractal-like curve generated by the 2-D function

\begin{displaymath}
f(x,y)={(x^2-y^2)\sin\left({x+y\over a}\right)\over x^2+y^2}.
\end{displaymath}




© 1996-9 Eric W. Weisstein
1999-05-26