Preprints in Honeycombs and puzzles

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Honeycomb applet

Papers, and projects close to completion

Title	With	Status	Download
The honeycomb model of GL_n(C) tensor products I. Proof of the saturation conjecture	Allen Knutson	J. Amer. Math. Soc.12 (1999), 1055--1090	math.RT/9807160 Slides: dvi
The honeycomb model of GL_n(C) tensor products II. Facets of the Littlewood-Richardson cone	Allen Knutson Chris Woodward	J. Amer. Math. Soc. 17 (2004), 19-48.	math.CO/0107011
Honeycombs and sums of Hermitian matrices	Allen Knutson	Notices Amer. Math. Soc. 48 (2001) No. 2, 175-186	math.RT/0009048
Puzzles and (equivariant) cohomology of Grassmannians	Allen Knutson	Duke Math. J. 119 (2003), 221-260	math.AT/0112150
A positive proof of the Littlewood-Richardson rule using the octahedron recurrence	Allen Knutson Chris Woodward	Electron. J. Combin. 11 (2004), Research Paper 61, 18 pp. (electronic);	math.CO/0306274

Misc. Slides

• Honeycombs and tensor product multiplicities + Fig. 1234567 + Poster (1999)

Open questions

• What is quantum honeycomb?

Back to my preprints page.