CORR
2011
Springer
13 years 2 months ago
2011
Springer
We consider the problem of computing numerical invariants of programs by abstract interpretation. Our method eschews two traditional sources of imprecision: (i) the use of widenin...
LICS
2009
IEEE
14 years 2 months ago
2009
IEEE
The reachability problem for Vector Addition Systems (VASs) is a central problem of net theory. The general problem is known decidable by algorithms exclusively based on the class...