Exotic 4-manifolds with signature zero

R. Inanc Baykur, Noriyuki Hamada

We produce infinitely many distinct irreducible smooth 4-manifolds homeomorphic to #(2m+1)(CP^2 # -CP^2) and #(2n+1)(S^2 x S^2), respectively, for each m>3 and n>4. These provide t…