Tricks of the Trade
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T R O T T ’ S C O R N E R
With an NSF grant for digital libraries (see www.dlib.org/dlib/november02/zia/11zia.html), the Functions website will see two big enhancements in the next two years.
Here are some previews of some of the graphics to expect on the Functions website.
Figure 1. The function in the complex z-plane near the real axis.
Figure 2. The image of a square grid of size under the map .
Figure 3. Integral curves of Newton’s equations in the potentials and . The black circle is the unit circle in the ,-plane.
Figure 4. Contour plot of the real part of over the unit disk.
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