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FOSSACS
2008
Springer
13 years 10 months ago
Erasure and Polymorphism in Pure Type Systems
We introduce Erasure Pure Type Systems, an extension to Pure Type Systems with an erasure semantics centered around a type constructor indicating parametric polymorphism. The eras...
Nathan Mishra-Linger, Tim Sheard
TCS
2010
13 years 7 months ago
A hierarchical strongly aperiodic set of tiles in the hyperbolic plane
We give a new construction of strongly aperiodic set of tiles in H2 , exhibiting a kind of hierarchical structure, simplifying the central framework of Margenstern’s proof that t...
Chaim Goodman-Strauss
AMAST
2008
Springer
13 years 10 months ago
Explaining Verification Conditions
The Hoare approach to program verification relies on the construction and discharge of verification conditions (VCs) but offers no support to trace, analyze, and understand the VCs...
Ewen Denney, Bernd Fischer 0002
UML
2005
Springer
14 years 2 months ago
Domain Models Are Aspect Free
Abstract. Proponents of aspect orientation have successfully seeded the impression that aspects—like objects—are so fundamental a notion that they should pervade all phases and...
Friedrich Steimann
COCO
2005
Springer
89views Algorithms» more  COCO 2005»
14 years 2 months ago
Hardness of Max 3SAT with No Mixed Clauses
We study the complexity of approximating Max NME3SAT, a variant of Max 3SAT when the instances are guaranteed to not have any mixed clauses, i.e., every clause has either all its ...
Venkatesan Guruswami, Subhash Khot