TY - JOUR AU - Cobos Díaz, Fernando AU - Fernández Martínez, Pedro PY - 1994 DO - 10.2307/2161219 SN - 1088-6826 UR - https://hdl.handle.net/20.500.14352/57275 T2 - Proceedings of the American Mathematical Society AB - We investigate dual spaces of interpolation spaces defined by means of polygons. We first show that dual spaces may fail to be intermediate spaces with respect to the dual N-tuple, and then we prove that dual spaces of J-spaces can be identified with... LA - eng M2 - 1093 PB - American Mathematical Society KW - Dual spaces of interpolation spaces defined by means of polygons KW - J- spaces KW - K-spaces TI - A Duality Theorem for Interpolation Methods Associated to Polygons TY - journal article VL - 121 ER -