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PEPM
2011
ACM
14 years 9 months ago
Calculating tree navigation with symmetric relational zipper
Navigating through tree structures is a core operation in tree processing programs. Most notably, XML processing programs intensively use XPath, the path specification language t...
Yuta Ikeda, Susumu Nishimura
POPL
1995
ACM
15 years 10 months ago
Total Correctness by Local Improvement in Program Transformation
The goal of program transformation is to improve efficiency while preserving meaning. One of the best known transformation techniques is Burstall and Darlington’s unfold-fold me...
David Sands
ICFP
2010
ACM
15 years 7 months ago
Instance chains: type class programming without overlapping instances
Type classes have found a wide variety of uses in Haskell programs, from simple overloading of operators (such as equality or ordering) to complex invariants used to implement typ...
J. Garrett Morris, Mark P. Jones
BMCBI
2010
116views more  BMCBI 2010»
15 years 6 months ago
A hybrid approach to protein folding problem integrating constraint programming with local search
Background: The protein folding problem remains one of the most challenging open problems in computational biology. Simplified models in terms of lattice structure and energy func...
Abu Zafer M. Dayem Ullah, Kathleen Steinhöfel
ICFP
2008
ACM
16 years 6 months ago
Ynot: dependent types for imperative programs
We describe an axiomatic extension to the Coq proof assistant, that supports writing, reasoning about, and extracting higher-order, dependently-typed programs with side-effects. C...
Aleksandar Nanevski, Greg Morrisett, Avraham Shinn...