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L vector spaces and L fields

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Abstract

We construct in ZFC (the Zermelo-Fraenkel system with choice) an L topological vector space—a topological vector space that is an L space—and an L field—a topological field that is an L space. This generalizes earlier results in L spaces and L groups.

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References

  1. Cassel J W S. An Introduction to Diophantine Approximation. Cambridge Tracts in Mathematics and Mathematical Physics, no. 45. New York: Cambridge Univ Press, 1957

    Google Scholar 

  2. Jech T J. Set Theory. Springer Monographs in Mathematics. Berlin: Springer, 2003

    Google Scholar 

  3. Kronecker L. Näherungsweise ganzzahlige Auflösung linearer Gleichungen. In: Monatsberichte der königlich Preussischen Akademie der Wissenschaften zu Berlin vom Jahre. Berlin: Monatsberichte königlich Preuss, 1884, 1179–1193, 1271–1299

    Google Scholar 

  4. Kuratowski C, Ulam S. Quelques propriétés topologiques du produit combinatoire. Fund Math, 1932, 19: 247–251

    Article  Google Scholar 

  5. Moore J T. A solution to the L space problem. J Amer Math Soc, 2006, 19: 717–736

    Article  MathSciNet  Google Scholar 

  6. Moore J T. An L space with a d-separable square. Topology Appl, 2008, 155: 304–307

    Article  MathSciNet  Google Scholar 

  7. Peng Y. An L space with non-Lindelöf square. Topology Proc, 2015, 46: 233–242

    MathSciNet  Google Scholar 

  8. Peng Y, Wu L. A Lindelöf group with non-Lindelöf square. Adv Math, 2018, 325: 215–242

    Article  MathSciNet  Google Scholar 

  9. Shakhmatov D B. The structure of topological fields and cardinal invariants. In: Transactions of the Moscow Mathematical Society. Providence: Amer Math Soc, 1988, 251–261

    Google Scholar 

  10. Shakhmatov D B. A comparative survey of selected results and open problems concerning topological groups, fields and vector spaces. Topology Appl, 1999, 91: 51–63

    Article  MathSciNet  Google Scholar 

  11. Todorcevic S. Partitioning pairs of countable ordinals. Acta Math, 1987, 159: 261–294

    Article  MathSciNet  Google Scholar 

  12. Todorcevic S. Walks on Ordinals and Their Characteristics. Progress in Mathematics, vol. 263. Basel: Birkhäuser, 2007

    Book  Google Scholar 

Download references

Acknowledgements

Yinhe Peng was supported by National Natural Science Foundation of China (Grant No. 11901562) and A Program of the Chinese Academy of Sciences. Liuzhen Wu was supported by National Natural Science Foundation of China (Grant No. 11871464). The authors thank the referees for their careful reading of the manuscript and suggestions that improve the exposition.

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Correspondence to Yinhe Peng.

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Peng, Y., Wu, L. L vector spaces and L fields. Sci. China Math. (2024). https://doi.org/10.1007/s11425-022-2183-8

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  • DOI: https://doi.org/10.1007/s11425-022-2183-8

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