Prof. Eva Tardos
Editor-in-Chief
SIAM Journal on Computing

Dear Prof. Tardos,

Please find attached the manuscript "A general approach for
incremental approximation and hierarchical clustering" that we are
submitting to SIAM Journal on Computing.  Best regards,

Rajmohan Rajaraman

Co-authors:
Guolong Lin
Chandrashekhar Nagarajan
David P. Williamson

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| Phone: 617-373-2075       202 WVH                                   |
| Fax:   617-373-5121       College of Computer & Information Science |
| Email: rraj@ccs.neu.edu   Northeastern University                   |
| www.ccs.neu.edu/home/rraj Boston, MA 02115                          |
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