Local singularities of chord sets (Q948583)
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scientific article; zbMATH DE number 5352336
| Language | Label | Description | Also known as |
|---|---|---|---|
| English | Local singularities of chord sets |
scientific article; zbMATH DE number 5352336 |
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Local singularities of chord sets (English)
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16 October 2008
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A chord set is the envelope of a two-parameter family of straight lines connecting pairs of points on two smooth curves in \({\mathbb R}^3\). The author gives a classification of local singularities of chord sets, and presents geometric criteria for a chord set to have a given local singularity.
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envelopes
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local singularities
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smooth curves
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chord set
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projective invariance
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