2 papers
cs.FL2025
Bounded treewidth, multiple context-free grammars, and downward closures
C. Aiswarya, Pascal Baumann, Prakash Saivasan +2
The reachability problem in multi-pushdown automata (MPDA) has many applications in static analysis of recursive programs. An example is safety verification of multi-threaded recur…
cs.FL2024
Separability in Büchi Vass and Singly Non-Linear Systems of Inequalities
Pascal Baumann, Eren Keskin, Roland Meyer +1
The omega-regular separability problem for Büchi VASS coverability languages has recently been shown to be decidable, but with an EXPSPACE lower and a non-primitive recursive uppe…