Journal of Philosophical Logic

, Volume 35, Issue 1, pp 1–8 | Cite as

Comments on Predicative Logic

  • Fernando Ferreira


Predicative Logic Propositional Variable Natural Deduction Elimination Rule Introduction Rule 
These keywords were added by machine and not by the authors. This process is experimental and the keywords may be updated as the learning algorithm improves.


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  1. 1.
    J-Y. Girard, Y. Lafont and P. Taylor. (1989): Proofs and Types, Cambridge Tracts in Computer Science, Cambridge: Cambridge University Press.Google Scholar
  2. 2.
    W. Goldfarb. (1989): Russell's reasons for ramification. in C. Savage and C. Anderson (eds.), Rereading Russell, University of Minnesota Press, Minneapolis, pp. 25–39.Google Scholar
  3. 3.
    D. Prawitz. (1965): Natural Deduction, Almkvist & Wiksell, Stockholm.Google Scholar

Copyright information

© Springer Science+Business Media, Inc. 2005

Authors and Affiliations

  1. 1.Departamento de Matemática, Faculdade de CiênciasUniversidade de LisboaLisboaPortugal

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