Research areasI have been working on the following main topics at different times and with different intensities. Some I now consider to be closed issues, and others I cannot see a solution emerging. The year indicates the date of the first longer text on the subject.

Research area

Year

Category

Language
Liar paradox, feedback and paradox, Jean Buridan's Proof of God’s Existence
 1985
 logic, semantics
 English, Hungarian
Ship of Theseus
 2011
 metaphysics
 English, Hungarian
Possibility and necessity
 2010
 metaphysics
 Hungarian
Russell's paradox
 1988
 set theory, logic
 English, Hungarian
Discrete spacetime
 2005
 philosophy of physics
 English, Hungarian
Zeno's arrow aporia
 1987
 philosophy of physics
 English, Hungarian
Yablo Paradox
 2011
 logic
 English, Hungarian
Causality
 1985
 metaphysics
 Hungarian
Free Will
 2017
 metaphysics
 Hungarian
Gettier problem
 2021
 epistemology
 Hungarian
Identity
 1985
 logic, metaphysics
 Hungarian
Problem of change
 2011
 metaphysics
 Hungarian
The typology of philosophical problems
 2023
 Metaphilosophy
 English, Hungarian
Time
 2022
 metaphysics
 Hungarian