We propose a framework where behavioural properties of finite-state systems modelled as graph transformation systems can be expressed and verified. The technique is based on the ...
It has been known since 1962 that the ambiguity problem for context-free grammars is undecidable. Ambiguity in context-free grammars is a recurring problem in language design and p...
Abstract. This article describes an attempt to implement a constraintbased dependency grammar for Czech, a language with rich morphology and free word order, in the formalism Exten...
Given a high-level specification and a low-level programming language, our goal is to automatically synthesize an efficient program that meets the specification. In this paper,...
Shachar Itzhaky, Sumit Gulwani, Neil Immerman, Moo...
We present a simple but accurate parser which exploits both large tree fragments and symbol refinement. We parse with all fragments of the training set, in contrast to much recent...