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Conjecture on finite-index geometric automorphism groups of symplectic 4-manifolds
Finite-index geometric automorphism conjecture. Suppose $M$ has symplectic structures and $A(\Gamma_M)$ is infinite. Then $D(M)$ is of finite index if and only if $M$ is either a K…
Conjectureopengeometric-automorphisms mapping-class-groups symplectic-4-manifoldsarXiv posted 2 days ago

Conjecture on finite-index geometric automorphism groups of symplectic 4-manifolds