Classic results in the theory of regular languages show that the problem of converting an NFA (nondeterministic finite automaton) into a minimal equivalent NFA is NP-hard, even f...
We investigate the decidability of observational equivalence and approximation in “Syntactic Control of Interference” (SCI). By asg denotations of terms in an inequationally fu...
We describe the design and implementation of a program generator that can produce extensions of Fortran that are specialized to support the programming of particular applications. ...
This work is about derivational suffixes, endings and prefixes of the Spanish language, which are useful for the establishment of about 70000 suffixal and 11000 prefixal extended m...
In this paper we present the concepts of drawn symbolic picture and symbolic picture. Such notions have been conceived as an extension of the concept of drawn pictures which was i...