Bull. Korean Math. Soc. 1998 Vol. 35, No. 4, 625-627
Dong-Kwan Shin Konkuk University
Abstract : Let $f:S\to C$ be a fiber space with connected fibers. We may have an information about a surface $S$ from the fiber space structure. The result we have is $\chi(\Cal O_C)\, \chi(\Cal O_F)\leq \chi(\Cal O_S)$.
Keywords : Euler characteristic, fiber space, genus