32 pp., 1 fig. Third of 3-part "theorem/proof" exposition of 78-slide
  Powerpoint from NKS 2006, available at
  http://wolframscience.com/conference/2006/presentations/materials/demarrais.ppt
  V2: small fixes, 2 new notes. V3: Added small number of corrections (pp. 8,
  15-16), one long remark (pp. 21-22), RE: 2nd type of box-kite flow pattern