TY - JOUR
T1 - The structure of Ext(A, Z) and GCH
T2 - Possible co-Moore spaces
AU - Eklof, Paul C.
AU - Shelah, Saharon
PY - 2002/1
Y1 - 2002/1
N2 - We investigate what Ext (A, ℤ) can be when A is torsion-free and Horn(A, ℤ) = 0. We thereby give an answer to a question of Golasiński and Gonçalves which asks for the divisible Abelian groups which can be the type of a co-Moore space.
AB - We investigate what Ext (A, ℤ) can be when A is torsion-free and Horn(A, ℤ) = 0. We thereby give an answer to a question of Golasiński and Gonçalves which asks for the divisible Abelian groups which can be the type of a co-Moore space.
UR - http://www.scopus.com/inward/record.url?scp=0036002998&partnerID=8YFLogxK
U2 - 10.1007/s002090100288
DO - 10.1007/s002090100288
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AN - SCOPUS:0036002998
SN - 0025-5874
VL - 239
SP - 143
EP - 157
JO - Mathematische Zeitschrift
JF - Mathematische Zeitschrift
IS - 1
ER -