Electronic Notes in Theoretical Computer Science, Volume 247
Volume 247, August 2009

Benjamín C. Bedregal, Renata Hax Sander Reiser, Graçaliz Pereira Dimuro: Xor-Implications and E-Implications: Classes of Fuzzy Implications Based on Fuzzy Xor. 5-18
Marcelo Finger: Using Abduction to Compute Efficient Proofs. 39-49

Fairouz Kamareddine, Vincent Rahli: Simplified Reducibility Proofs of Church-Rosser for beta- and betaeta-reduction. 85-101
Favio E. Miranda-Perea: Some Remarks on Type Systems for Course-of-value Recursion. 103-121
L. Menasché Schechter: A Logical Approach to Hamiltonian Graphs. 123-138



