Day 20: Elements XIII


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.


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.


          Illustration of the five regular solids.


Analysis of assigned proposition.

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Last modified: 2 November 2005
Duncan J. Melville
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