λ -satisfiability, λ -consistency property, the downward Lowenheim Skolem theorem, and the failure of the interpolation theorem for L k , k with k a strong limit cardinal of cofinality λ

Ruggero Ferro

Rendiconti del Seminario Matematico della Università di Padova (1988)

  • Volume: 80, page 1-16
  • ISSN: 0041-8994

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Ferro, Ruggero. "$\lambda $-satisfiability, $\lambda $-consistency property, the downward Lowenheim Skolem theorem, and the failure of the interpolation theorem for $L_{k,k}$ with $k$ a strong limit cardinal of cofinality $\lambda $." Rendiconti del Seminario Matematico della Università di Padova 80 (1988): 1-16. <http://eudml.org/doc/108118>.

@article{Ferro1988,
author = {Ferro, Ruggero},
journal = {Rendiconti del Seminario Matematico della Università di Padova},
keywords = {interpolation; infinitary languages; chain models; chain consistency properties; downward Löwenheim-Skolem theorem; Beth's theorem},
language = {eng},
pages = {1-16},
publisher = {Seminario Matematico of the University of Padua},
title = {$\lambda $-satisfiability, $\lambda $-consistency property, the downward Lowenheim Skolem theorem, and the failure of the interpolation theorem for $L_\{k,k\}$ with $k$ a strong limit cardinal of cofinality $\lambda $},
url = {http://eudml.org/doc/108118},
volume = {80},
year = {1988},
}

TY - JOUR
AU - Ferro, Ruggero
TI - $\lambda $-satisfiability, $\lambda $-consistency property, the downward Lowenheim Skolem theorem, and the failure of the interpolation theorem for $L_{k,k}$ with $k$ a strong limit cardinal of cofinality $\lambda $
JO - Rendiconti del Seminario Matematico della Università di Padova
PY - 1988
PB - Seminario Matematico of the University of Padua
VL - 80
SP - 1
EP - 16
LA - eng
KW - interpolation; infinitary languages; chain models; chain consistency properties; downward Löwenheim-Skolem theorem; Beth's theorem
UR - http://eudml.org/doc/108118
ER -

References

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  1. [1] S. Baratella, Opportune scelte di α e β per estendere la nozione di proprietà di consistenza e i teoremi di interpolazione ai linguaggi infinitari Lαβ con opportune nozioni di soddisfacibilità, Dissertation, University of Padova, Italy, 1983. 
  2. [2] E. Cunningham, Chain models: applications of consistency properties and back-and-forth techniques in infinitary quantifier languages, in Infinitary Logics: in memoriam Carol Karp, Springer-Verlag, Berlin, 1975. MR476485
  3. [3] R. Ferro, Consistency property and model existence theorem for second order negative languages with conjunctions and quantifications over sets of cardinality smaller than a strong limit cardinal of denumerable cofinality, Rend. Sem. Mat. Univ. Padova, 55 (1976), pp. 121-141. Zbl0365.02006MR460065
  4. [4] R. Ferro, Interpolation theorems for L2+k, k, JSL, 43 (1978), pp. 535-549. Zbl0397.03019MR503791
  5. [5] R. Ferro, Seq-consistency property and interpolation theorems, Rend. Sem. Mat. Univ. Padova, 70 (1983), pp. 133-145. Zbl0534.03014MR742115
  6. [6] C. Karp, Languages with expressions of infinite length, North Holland, Amsterdam, 1964. Zbl0127.00901MR176910
  7. [7] C. Karp, Infinite quantifier languages and ω-chains of models, Proceedings of the Tarski Symposium, American Mathematical Society, Providence, 1974. Zbl0308.02016
  8. [8] J. Malitz, Infinitary analogs of theorems from first order model theory, JSL, 36 (1971), pp. 216-228. Zbl0232.02037MR290943

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