A note on a theorem of Megibben

Peter Vassilev Danchev; Patrick Keef

Archivum Mathematicum (2008)

  • Volume: 044, Issue: 3, page 245-249
  • ISSN: 0044-8753

Abstract

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We prove that pure subgroups of thick Abelian p -groups which are modulo countable are again thick. This generalizes a result due to Megibben (Michigan Math. J. 1966). Some related results are also established.

How to cite

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Danchev, Peter Vassilev, and Keef, Patrick. "A note on a theorem of Megibben." Archivum Mathematicum 044.3 (2008): 245-249. <http://eudml.org/doc/250491>.

@article{Danchev2008,
abstract = {We prove that pure subgroups of thick Abelian $p$-groups which are modulo countable are again thick. This generalizes a result due to Megibben (Michigan Math. J. 1966). Some related results are also established.},
author = {Danchev, Peter Vassilev, Keef, Patrick},
journal = {Archivum Mathematicum},
keywords = {thick groups; pure subgroups; countable extensions; divisible groups; bounded groups; thick Abelian -groups; pure subgroups; countable extensions; divisible groups; bounded groups; totally projective subgroups},
language = {eng},
number = {3},
pages = {245-249},
publisher = {Department of Mathematics, Faculty of Science of Masaryk University, Brno},
title = {A note on a theorem of Megibben},
url = {http://eudml.org/doc/250491},
volume = {044},
year = {2008},
}

TY - JOUR
AU - Danchev, Peter Vassilev
AU - Keef, Patrick
TI - A note on a theorem of Megibben
JO - Archivum Mathematicum
PY - 2008
PB - Department of Mathematics, Faculty of Science of Masaryk University, Brno
VL - 044
IS - 3
SP - 245
EP - 249
AB - We prove that pure subgroups of thick Abelian $p$-groups which are modulo countable are again thick. This generalizes a result due to Megibben (Michigan Math. J. 1966). Some related results are also established.
LA - eng
KW - thick groups; pure subgroups; countable extensions; divisible groups; bounded groups; thick Abelian -groups; pure subgroups; countable extensions; divisible groups; bounded groups; totally projective subgroups
UR - http://eudml.org/doc/250491
ER -

References

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  1. Benabdallah, K., Wilson, R., 10.4153/CJM-1978-056-9, Canad. J. Math. 30 (3) (1978), 650–654. (1978) Zbl0399.20049MR0492006DOI10.4153/CJM-1978-056-9
  2. Danchev, P. V., Commutative group algebras of thick abelian p -groups, Indian J. Pure Appl. Math. 36 (6) (2005), 319–328. (2005) Zbl1088.20001MR2178344
  3. Danchev, P. V., 10.4171/PM/1802, Portugal. Math. 65 (1) (2008), 121–142. (2008) Zbl1146.20034MR2387091DOI10.4171/PM/1802
  4. Danchev, P. V., Keef, P. W., Generalized Wallace theorems, Math. Scand., to appear. MR2498370
  5. Keef, P. W., 10.1080/00927879508825421, Commun. Algebra 23 (10) (1995), 3615–3626. (1995) Zbl0835.20072MR1348253DOI10.1080/00927879508825421
  6. Megibben, C. K., 10.1307/mmj/1028999539, Michigan Math. J. 13 (2) (1966), 153–160. (1966) Zbl0166.02502MR0195939DOI10.1307/mmj/1028999539
  7. Nunke, R. J., 10.1007/BF01135839, Math. Z. 101 (3) (1967), 182–212. (1967) Zbl0173.02401MR0218452DOI10.1007/BF01135839
  8. Pierce, R. S., Homomorphisms of Primary Abelian Groups, Topics in Abelian Groups, (Proc. Sympos., New Mexico State Univ., 1962), Scott, Foresman and Co., Chicago, Illinois, 1963, pp. 215–310. (1963) MR0177035
  9. Wallace, K. D., 10.1016/0021-8693(71)90005-6, J. Algebra 17 (4) (1971), 482–488. (1971) Zbl0215.39902MR0272891DOI10.1016/0021-8693(71)90005-6

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