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1993 | OriginalPaper | Buchkapitel

The Eighth Week: Coverings

verfasst von : Michio Kuga

Erschienen in: Galois’ Dream: Group Theory and Differential Equations

Verlag: Birkhäuser Boston

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Let us start with an example. Take two distinct points O’ and O in the plane. Let a and b be real numbers such that 0 < a < b. Let D’ be the set of points P whose distance from O’ is between a and b. Similarly, let D be the region bounded by two circles of radii a and b and center O. See Figure 8.1. Figure 8.1

Metadaten
Titel
The Eighth Week: Coverings
verfasst von
Michio Kuga
Copyright-Jahr
1993
Verlag
Birkhäuser Boston
DOI
https://doi.org/10.1007/978-1-4612-0329-2_9

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