Day 20: Elements XIII

Summary

Euclid's construction of regular polyhedra.
Presentation and discussion of propositions from Book XIII.
Pay particular attention to Propositions 5 and 12-17.
Introduction to number theory in Euclid.

Reading

Euclid Elements XIII.  Heath's version is on reserve, or you may look at David Joyce's Elements on the web.
J. Fauvel and J.Gray, The History of Mathematics, Chapter 3.
V.J. Katz, A History of Mathematics, Section 2.4.

Links

          Illustration of the five regular solids.

Homework

Analysis of assigned proposition.


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Up to Ancient and Classical Mathematics


Last modified: 2 November 2005
Duncan J. Melville
Comments to dmelville@stlawu.edu