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» Fold and Unfold for Program Semantics
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LOPSTR
1994
Springer
13 years 9 months ago
More on Unfold/Fold Transformations of Normal Programs: Preservation of Fitting's Semantics
The unfold/fold transformation system defined by Tamaki and Sato was meant for definite programs. It transforms a program into an equivalent one in the sense of both the least tter...
Annalisa Bossi, Sandro Etalle
ICFP
1998
ACM
13 years 9 months ago
Fold and Unfold for Program Semantics
In this paper we explain how recursion operators can be used to structure and reason about program semantics within a functional language. In particular, we show how the recursion...
Graham Hutton
AGP
1997
IEEE
13 years 9 months ago
Safe Folding/Unfolding with Conditional Narrowing
Abstract. Functional logic languages with a complete operational semantics are based on narrowing, a generalization of term rewriting where unification replaces matching. In this ...
María Alpuente, Moreno Falaschi, Giné...
ASIAN
1999
Springer
99views Algorithms» more  ASIAN 1999»
13 years 9 months ago
Beyond Tamaki-Sato Style Unfold/Fold Transformations for Normal Logic Programs
Unfold/fold transformation systems for logic programs have been extensively investigated. Existing unfold/fold transformation systems for normal logic programs allow only Tamaki-Sa...
Abhik Roychoudhury, K. Narayan Kumar, C. R. Ramakr...
PPDP
2001
Springer
13 years 9 months ago
Cycle Therapy: A Prescription for Fold and Unfold on Regular Trees
Cyclic data structures can be tricky to create and manipulate in declarative programming languages. In a declarative setting, a natural way to view cyclic structures is as denotin...
Franklyn A. Turbak, J. B. Wells