Mathematical Model – Non-regular Decagon
Accession Number: 2016.mat.4
Description:
A very elaborate and colourful paper model.
Primary Materials: Cardboard
Function: Sculpture, Pedagogical
Condition: Excellent
Manufacturer: Unknown
Date of Manufacture: Unknown
Provenance:
These models existed at the Dept. of Mathematics during the tenure of Dr. H.S.M. Coxeter, who provided the comments below.
Additional Information and References:
“Ten faces, not turned of twelve but twenty-four, because each star-pentagon has another one crossing it, but not in the symmetrical fashion. They’re at a peculiar angle to each other and the corners of the pairs of pentagrams do not form a regular decagon.” H.S.M. Coxeter. Dec. 23, 1999