Fourth Workshop on Logical and Semantic Frameworks, with Applications

28th June, 2009 - Brasília, Brazil

Call for Papers


Logical and semantic frameworks are formal languages used to represent logics, languages and systems. These frameworks provide foundations for formal specification of systems and programming languages, supporting tool development and reasoning.

The objective of this one-day workshop is to put together theoreticians and practitioners to promote new techniques and results, from the theoretical side, and feedback on the implementation and use of such techniques and results, from the practical side.

Topics of interest to this forum include, but are not limited to:

LSFA'09 also aims to be a forum for presenting and discussing work in progress, and therefore to provide feedback to authors on their preliminary research. Submissions to the workshop will in the form of full papers. The proceedings are produced only after the meeting, so that authors can incorporate this feedback in the published papers.

Invited Speakers

There will be three invited talks:
Delia Kesner(PPS, CNRS and Universite Paris-Diderot)
Title: Untyped Pattern Calculi
Jonathan Seldin(University of Lethbridge, Canada)
Title: A Reduction in Combinatory Logic Equivalent to λβ-Reduction
Luis Fariñas de Cerro(Université Paul Sabatier -- Toulose III, France)
Title:Dedutcion and Abduction of Information about an Entity

Program Committee

Mauricio Ayala-Rincón(University of Brasília, Brazil), co-chair
Fairouz Kamareddine(Heriot-Watt University, Edinburgh, UK), co-chair
Serge Autexier(DFKI, Bremen, Germany)
Benjamin Rene Callejas Bedregal(Federal University of Rio Grande do Norte, Brazil)
Mario Benevides(Federal University of Rio de Janeiro, Brazil)
Guilherme Bittencourt(Federal University of Santa Catarina, Brazil)
Christiano Braga(Fluminense Federal University, Brazil)
Andreas Brunner(Federal University of Bahia, Brazil)
Marcelo Coniglio(State University of Campinas, Brazil)
Clare Dixon(University of Liverpool, UK)
Gilles Dowek(École Polytechnique, France)
William Farmer(McMaster University, Hamilton, Ontario, Canada)
Marcelo Finger(University of São Paulo, Brazil)
Edward Hermann Haeusler(PUC Rio, Brazil)
Tudor Jebelean(RISC Johannes Kepler University, Austria)
Manfred Kerber (The University of Birmingham, UK)
Luis C. Lamb(Federal University of Rio Grande do Sul, Brazil)
Daniel Leivant(Indiana University, USA)
João Marcos(Federal University of Rio Grande do Norte, Brazil)
Ana Teresa de Castro Martins(Federal University of Ceará, Brazil)
Dale Miller (INRIA, France)
Flávio Leonardo Cavalcanti de Moura(University of Brasília, Brazil)
Luca Paolini(Università di Torino, Italy)
Alberto Pardo (Universidad de la República, Uruguay)
Elaine Pimentel(Federal University of Minas Gerais, Brazil)
Ruy de Queiroz(Federal University of Pernambuco, Brazil)
Simona Ronchi della Rocca(Università di Torino, Italy)
Amr Sabry(Indiana University, USA)
Christian Urban(TUM, Germany)
Freek Wiedijk(Radboud Universiteit, The Netherlands)

Organizing Committee

Cláudia Nalon (University of Brasília, Brazil), Local Chair
Elaine Pimentel (Federal University of Minas Gerais, Brazil)
Edward Hermann Haeusler (PUC Rio, Brazil)
Mauricio Ayala-Rincon (University of Brasília, Brazil)
Guilherme Albuquerque Pinto (University of Brasília, Brazil)

Dates and Submission

Paper submission: 3rd April, 2009 -- Extended until 19th April, 2009

Author notification: 15th May, 2009
Camera ready: 31st May, 2009

Contributions should be written in English and submitted in the form full papers with at most 16 pages. They must be unpublished and not submitted simultaneously for publication elsewhere. The submission should be in the form of a PDF file uploaded to LSFA'09 page at EasyChair until the submission deadline by midnight, Central European Standard Time (GMT+1).

The papers should be prepared in latex using Elsevier ENTCS style. Please see the Instructions for Preparing Files for Preliminary Versions Instructions for styles and examples. The file entcs.cls is also available here. The prentcsmacro.sty file will be available soon.

The workshop pre-proceedings, containing the reviewed papers, will be handed-out at workshop registration and the proceedings will be published as a volume of ENTCS.

After the workshop, according to the quantity and quality of selected papers, the authors will be invited to submit full versions of their works that will be also reviewed to high standards. A special issue of LSFA'06 appeared in the Journal of Algorithms and currently a special issue of LSFA'07 is being processed and will appear in The Logical Journal of the IGPL.

At least one of the authors should register at the conference. The paper presentation should be in English.

Contact Information

For more information please contact the organizers.

The web page of the event can be reached at:

Scientific Sponsorship Sponsors