Generalized Wallace theorems Authors Peter V. Danchev Patrick W. Keef DOI: https://doi.org/10.7146/math.scand.a-15083 Abstract We present a number of generalizations of a classical result of Wallace regarding countable extensions of totally projective primary abelian groups. Downloads PDF Published 2009-03-01 Issue Vol. 104 No. 1 (2009) Section Articles