uSphere(...)
Object derived from the _uSphere abstract class representing the Riemann sphere as a map of the completed complex plane .
class uSphere
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returns: | an origin centered sphere of unit radius representing the Riemann sphere |
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kSphere(...)
a sphere of radius sqrt(2) centered at the North point of the unit sphere (0,0,1)
class kSphere
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returns: | a sphere of radius sqrt(2) centered at (0,0,1) |
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