The variable hierarchy of the $mu$-calculus is strict
Berwanger, Dietmar; Grädel, Erich; Lenzi, Giacomo
New York, NY : Springer (2007)
Journal Article
In: Theory of computing systems
Volume: 40
Issue: 4
Page(s)/Article-Nr.: 437-466
Identifier
- DOI: 10.1007/s00224-006-1317-8
- RWTH PUBLICATIONS: RWTH-CONV-063361