TY - JOUR AU - Navas Vicente, Luis Manuel AU - Plaza Martín, Francisco José PY - 2025 SN - 0010-0757 UR - http://hdl.handle.net/10366/167360 AB - [EN]We consider projective, irreducible, non-singular curves over an algebraically closed field k. A cover Y → X of such curves corresponds to an extension / of their function fields and yields an isomorphism AY ≃ AX ⊗ of their geometric adele... LA - eng PB - Springer KW - Algebraic curves KW - Characterization of function fields KW - Algebras over adele ring KW - Product formula TI - Characterization of subfields of adelic algebras by a product formula DO - 10.1007/s13348-025-00472-0 T2 - Collectanea Mathematica ER -