Luminosity indicatrix for isophengian surface elements with origins on plane smooth curves.

zbMath0746.51037MaRDI QIDQ1179582

Erhart Bohne, Peter Knabe

Publication date: 26 June 1992

Published in: Beiträge zur Algebra und Geometrie (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/138466

zbMATH Keywords

illuminationluminositylightness

Mathematics Subject Classification ID

Classical or axiomatic geometry and physics (51P05) Geometric optics (78A05)

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