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Upper Half-Disk


UpperHalfDisk

The unit upper half-disk is the portion of the complex plane satisfying {|z|<=1,I[z]>0}.


See also

Disk, Lower Half-Disk, Real Axis, Semicircle, Unit Disk, Upper Half-Plane

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Cite this as:

Weisstein, Eric W. "Upper Half-Disk." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/UpperHalf-Disk.html

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