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Proper forcings and absoluteness in $L(\Bbb R)$

Neeman, Itay and Zapletal, Jindrich (1998) Proper forcings and absoluteness in $L(\Bbb R)$. Commentationes Mathematicae Universitatis Carolinae, 39 (2). pp. 281-301. ISSN 0010-2628.

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We show that in the presence of large cardinals proper forcings do not change the theory of ${L({\Bbb R})}$ with real and ordinal parameters and do not code any set of ordinals into the reals unless that set has already been so coded in the ground model.

Item Type:Article
Additional Information:Received June 3, 1997, revised October 1, 1997. The second author acknowledges support from NSF grant DMS 9022140, GACR grant 201/97/0216 and CRM, Universita Autonoma de Barcelona.
Subject Keywords:proper forcing, large cardinals
Record Number:CaltechAUTHORS:NEEcmuc98
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Usage Policy:No commercial reproduction, distribution, display or performance rights in this work are provided.
ID Code:757
Deposited By: Archive Administrator
Deposited On:27 Sep 2005
Last Modified:26 Dec 2012 08:41

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