# The Kadison-Singer Problem

This web page contains material for the workshop
The Kadison-Singer Problem.

Notes on the first talk at
the workshop, describing work-in-progress.

Vern Paulsen has provided a longer contribution:
Three approaches to Kadison-Singer.

Gary Weiss and Vrej Zarikian have contributed notes on
Paving small matrices and the
Kadison-Singer extension problem.

Scanned slides from Nikolskii's talk:
slde1,
slde2,
slde3,
slde4,
slde5,
slde6,
slde7,
slde8,
slde10,
slde11,
slde12,
slde13,
slde14.

### Some useful references:

Equivalents of the Kadison-Singer Problem, by Casazza and Edidin.
The Kadison-singer problem in mathematics and engineering, by Casazza and Tremain

The Kadison-Singer Problem in
mathematics and engineering: A detailed account, by
Casazza, Fickus, Tremain, and Weber.

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A list of registered participants is available.

Questions or comments to *workshops@aimath.org*