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Let $M$ be the underlying topological space of a K3 surface. Is there a Serre fibration $M\to B$ where $B$ is a finite CW complex of dimension $0<d<4$?
Let $M$ be the underlying topological space of a K3 surface. Is there a Serre fibration $M\to B$ where $B$ is a finite CW complex of dimension $0<d<4$?
Let $M$ be the underlying topological space of a K3 surface. Is there a Serre fibration $M\to B$ where $B$ is a CW complex of dimension $0<d<4$?