Peter Loly
Peter Loly, Ian Cameron, Walter Trump and Daniel Schindel, "Magic square spectra", has been accepted for publication in Linear Algebra and Its Applications. (30 Oct. 2008)
(This is the main part of the talk at Windsor.)
Enumerating the bent diagonal squares of Dr
Benjamin Franklin FRS , Proceedings of the Royal Society A: //dx.doi.org/10.1098/rspa.2006.1684 - volume 462 (2072),
2271-2279, August 2006 - Feb. 26, 2007:
2nd of top 10 downloads for past 3 months! Covered in 2006 book "Magische vierkanten - van Lo Shu
tot Sudoku" by Arno
van den Essen (www.wiskundemeisjes.nl/wp-content/uploads/2006/12/kaft.jpg).
Count verifed by Miguel Amela (http://www.region.com.ar/amela/franklinsquares/) and
by FormulaOne
(http://www.f1compiler.com/samples/Franklin%27s%208x8%20Magic%20Square.f1.html)
Second book covers our Franklin work:
Paul C. Pasles: “Benjamin
Franklin’s Numbers – A Unsung Mathematical Odyssey”,
Princeton University Press 2008 – see 228, 241.
Franklin
Squares - A Chapter in the Scientific Studies of Magical Squares
, transcript for poster talk at NKS2006
(New Kind of Science), Washington, D.C., June 2006. [Enhanced version in press
for Complex Systems, vol. 17 (2007) 143-161]
Counting Franklin's Magic Squares -
Math Trek article in Science News by Ivars Peterson
about the Franklin paper and other magical square work by The Manitoba
Magicians. Chosen 3rd of the top 10 weekly MathTrek columns of 2006.
Magic
Square Physics - second Math Trek article by Ivars
Peterson about moments of inertia and the multipole expansion with Adam Rogers.
See also http://www.research.att.com/~njas/sequences/A126275.
loly at cc dot umanitoba dot ca
A Magic Cube
where the radius of the spheres goes as the cube root of the corresponding
integer element (for another picture see: squareBalls6.bmp
on this site)
Last update 2 November, 2008 by P. D. Loly