Background Problem Formulation Subspace-based algorithm Main Result Examples Conclusions A SUBSPACE-BASED METHOD FOR SOLVING LAGRANGE-SYLVESTER INTERPOLATION PROBLEMS Hüseyin Akçay Department of Electrical and Electronics Engineering Anadolu University, Eski¸ sehir, Turkey September 29, 2008 Hüseyin Akçay A SUBSPACE-BASED METHOD FOR SOLVING LAGRANGE-SY