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ECOOP
2007
Springer
15 years 3 months ago
Non-null References by Default in Java: Alleviating the Nullity Annotation Burden
With the advent of Java 5 annotations, we note a marked increase in the availability of tools that can statically detect potential null dereferences. For such tools to be truly eff...
Patrice Chalin, Perry R. James
TLDI
2009
ACM
169views Formal Methods» more  TLDI 2009»
15 years 8 months ago
Relational parametricity for references and recursive types
We present a possible world semantics for a call-by-value higherorder programming language with impredicative polymorphism, general references, and recursive types. The model is o...
Lars Birkedal, Kristian Støvring, Jacob Tha...
ICDE
1994
IEEE
103views Database» more  ICDE 1994»
15 years 3 months ago
A Multi-Set Extended Relational Algebra - A Formal Approach to a Practical Issue
The relational data model is based on sets of tuples, i.e. it does not allow duplicate tuples in a relation. Many database languages and systems do require multi-set place, the hi...
Paul W. P. J. Grefen, Rolf A. de By
APLAS
2007
ACM
15 years 3 months ago
The Semantics of "Semantic Patches" in Coccinelle: Program Transformation for the Working Programmer
We rationally reconstruct the core of the Coccinelle system, used for automating and documenting collateral evolutions in Linux device drivers. A denotational semantics of the syst...
Neil D. Jones, René Rydhof Hansen
ICESS
2005
Springer
15 years 5 months ago
Formalization of fFSM Model and Its Verification
PeaCE(Ptolemy extension as a Codesign Environment) was developed for the hardware and software codesign framework which allows us to express both data flow and control flow. The fF...
Sachoun Park, Gihwon Kwon, Soonhoi Ha