CAN THE FUNDAMENTAL (HOMOTOPY) GROUP OF A SPACE BE THE RATIONALS

[1] HARRINGTON L, 1982, 1980 P C PRAG, P147

[2] NON-ABELIAN COHOMOLOGY AND VAN KAMPEN THEOREM [J]. ANNALS OF MATHEMATICS, 1958, 68 (03) : 658 - 668

[3] ON CO-K-SOUSLIN RELATIONS [J]. ISRAEL JOURNAL OF MATHEMATICS, 1984, 47 (2-3) : 139 - 153

[4] SHELAH S, 1984, ABSTR AM MATH SOC, V5, P217

[5] Spanier E, 1966, ALGEBRAIC TOPOLOGY

[6] van Kampen ER, 1933, AM J MATH, V55, P261

[1] HARRINGTON L, 1982, 1980 P C PRAG, P147

[2] NON-ABELIAN COHOMOLOGY AND VAN KAMPEN THEOREM [J]. ANNALS OF MATHEMATICS, 1958, 68 (03) : 658 - 668

[3] ON CO-K-SOUSLIN RELATIONS [J]. ISRAEL JOURNAL OF MATHEMATICS, 1984, 47 (2-3) : 139 - 153

[4] SHELAH S, 1984, ABSTR AM MATH SOC, V5, P217

[5] Spanier E, 1966, ALGEBRAIC TOPOLOGY

[6] van Kampen ER, 1933, AM J MATH, V55, P261