Remarks on an article of M. Vignati

zbMath0792.51014MaRDI QIDQ1314959

Georg Unger

Publication date: 28 July 1994

Published in: Elemente der Mathematik (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/141549

zbMATH Keywords

trianglestereographic projectionorthogonal pencils of circles

Mathematics Subject Classification ID

Euclidean analytic geometry (51N20) Projective analytic geometry (51N15)

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