Tohoku Mathematical Journal
2012
June
SECOND SERIES VOL. 64, NO. 2

Tohoku Math. J.
64 (2012), 269-285

Title ON THE CLIFFORD THEOREM FOR SURFACES

Author Hao Sun

(Received January 20, 2010, revised May 16, 2011)
Abstract. We give two generalizations of the Clifford theorem to algebraic surfaces. As an application, we obtain some bounds for the number of moduli of surfaces of general type.

2000 Mathematics Subject Classification. Primary 14J10; Secondary 14J29.
Key words and phrases. Clifford theorem, Clifford index, algebraic surface, moduli.

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