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

Institutions

• Mathematical Fundamentals of Computer Science (Logic and Complexity) Teaching and Research Area [117220]
• Department of Mathematics [110000]