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Thank you very much for email. I will get back to you as soon as I can.

Very Best Regards,
Raymond

>>> Raymond H. Chan,
>>> Choh-Ming Li Chair Professor and Chairman,
>>> Department of Mathematics, The Chinese University of Hong Kong,
>>> Shatin, Hong Kong. Fax: (852) 2603-5154, Tel: (852) 3943-7970.
>>> URL: www.math.cuhk.edu.hk/~rchan.