
On the definability of Menger spaces which are not Ï-compact
Keywords: primary; 03E15; 03E35; 03E60; 54A25; 54D20; 54H05; secondary; 03E45; 54D40; Menger; Ï-compact; Projective set of reals; Analytic; Co-analytic; K-analytic; Determinacy; p-Space; s-Space; Σ-space;