----- Original Message ----- 
From: sunhui 
To: chen ; hou 
Cc: Hui Sun 
Sent: Monday, April 12, 2010 5:56 PM
Subject: Submitted letter from Discrete. Math.


Dear Prof. Chen, 

The attached file is the Submission Confirmation letter from Discrete Math. 

With my best regards,

Yours sincerely,

Sun Hui

2010-04-12 

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Lisa Hui Sun
Center for Combinatorics
Nankai University