Direction trees

DOI10.1007/BF02187882zbMath0615.05026OpenAlexW2912623622MaRDI QIDQ1820788

Robert E. Jamison

Publication date: 1987

Published in: Discrete \& Computational Geometry (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/131021

zbMATH Keywords

Hall's theoremnoncollinear pointsdirection treeUngar's theorem

Mathematics Subject Classification ID

Trees (05C05)

Related Items (2)

Graph drawings with few slopes ⋮ Rainbow spanning trees in abelian groups

Cites Work

• 2N noncollinear points determine at least 2N directions
• On Representatives of Subsets
• On the Sets of Directions Determined by n Points
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