Abstract. Regular expressions with numerical constraints are an extension of regular expressions, allowing to bound numerically the number of times that a subexpression should be m...
A binary language-theoretic operation is proposed, which is dual to the concatenation of languages in the same sense as the universal quantifier in logic is dual to the existenti...
Abstract. A new class of languages of infinite words is introduced, called the maxregular languages, extending the class of -regular languages. The class has two equivalent descrip...
ct How can rigorous forms of testing be supported in a way that is both compatible with the visual aspect of visual programming languages, and usable by the audiences using those l...
Darren Brown, Margaret M. Burnett, Gregg Rothermel...
The signal SAVE construct is one of the features distinguishing SDL from convent specification and programming languages. On the other hand, this feature increase testing SDL-spec...