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Universal sets for pointsets properly on the nth level of the projective hierarchy

Published online by Cambridge University Press:  12 March 2014

Greg Hjorth
Affiliation:
Department of Mathematics & Statistics, The University of Melbourne, Parkville, Victoria 3010, Australia, URL: www.math.ucla.edu/~greg, E-mail: leighh@unimelb.edu.au
Arnold W. Miller
Affiliation:
University of Wisconsin-Madison, Department of Mathematics, Van Vleck Hall, 480 Lincoln Drive, Madison, Wisconsin 53706-1388, USA, E-mail: miller@math.wisc.edu URL: http://www.math.wisc.edu/~miller
Corresponding

Abstract

The Axiom of Projective Determinacy implies the existence of a universal set for every n ≥ 1. Assuming there exists a universal set. In ZFC there is a universal set for every α.

Type
Research Article
Copyright
Copyright © Association for Symbolic Logic 2013

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References

[1]Barwise, K. J., Gandy, R. O., and Moschovakis, Y. N., The next admissible set, this Journal, vol. 36 (1971), pp. 108120.Google Scholar
[2]Fremlin, D. H., Consequences of Martin's axiom, Cambridge Tracts in Mathematics, 84, Cambridge University Press, Cambridge, 1984.CrossRefGoogle Scholar
[3]Harrington, Leo, Long projective wellorderings, Annul of Mathematical Logic, vol. 12 (1977), no. 1, pp. 124.CrossRefGoogle Scholar
[4]Hjorth, Greg, Universal co-analytic sets, Proceedings of the American Mathematical Society, vol. 124 (1996), no. 12, pp. 38673873.CrossRefGoogle Scholar
[5]Jech, T., Set theory, Springer, 2003.Google Scholar
[6]Kanamori, Akihiro, The higher infinite. Large cardinals in set theory from their beginnings, Perspectives in Mathematical Logic, Springer, 1994.Google Scholar
[7]Kechris, Alexander S., The theory of countable analytical sets, Transactions of the American Mathematical Society, vol. 202 (1975), pp. 259297.CrossRefGoogle Scholar
[8]Kechris, Alexander S., Classical descriptive set theory, Graduate Texts in Mathematics, 156, Springer, 1995.CrossRefGoogle Scholar
[9]Kunen, Kenneth, Set theory. An introduction to independence proofs, Studies in Logic and the Foundations of Mathematics, vol. 102, North-Holland, 1983, reprint of the 1980 original.Google Scholar
[10]Mansfield, R. and Weitkamp, G., Recursive uspects of descriptive set theory, Oxford University Press, 1985.Google Scholar
[11]Martin, Donald A., Borel determinacy, Annals of Mathematics, Series 2, vol. 102 (1975), no. 2, pp. 363371.CrossRefGoogle Scholar
[12]Martin, Donald A. and Solovay, R. M., Internal Cohen extensions, Annals of Mathematical Logic, vol. 2 (1970), no. 2, pp. 143178.CrossRefGoogle Scholar
[13]Miller, Arnold W., Some interesting problems, http://www.math.wisc.edu/~miller/res/problem.pdf.Google Scholar
[14]Moschovakis, Y. N., Descriptive set theory, North-Holland, 1980.Google Scholar
[15]Rudin, M. E., Martin's axiom, Handbook of mathematical logic (Barwise, Jon, editor), Studies in Logic and the Foundations of Mathematics, vol. 90, North-Holland, 1977, pp. 419502.CrossRefGoogle Scholar
[16]Sacks, G., Higher recursion theory, Springer, 1990.CrossRefGoogle Scholar
[17]Steel, J. R., Analytic sets and borel isomorphisms, Fundamenta Mathematica, vol. 108 (1980), no. 2, pp. 8388.CrossRefGoogle Scholar

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