Preface
Grabowski, Adam, Shidama, Yasunari
Introduction to Formal Preference Spaces
Niewiadomska, Eliza, Grabowski, Adam
Tarski Geometry Axioms – Part II
Coghetto, Roland, Grabowski, Adam
On the Lattice of Intervals and Rough Sets
Grabowski, Adam, Jastrzębska, Magdalena
Topological Interpretation of Rough Sets
Grabowski, Adam
The Formal Construction of Fuzzy Numbers
Grabowski, Adam
Definition of Flat Poset and Existence Theorems for Recursive Call
Ishida, Kazuhisa, Shidama, Yasunari, Grabowski, Adam
Elementary Number Theory Problems. Part VI
Grabowski, Adam
Polygonal Numbers
Grabowski, Adam
Stone Lattices
Grabowski, Adam
Tarski Geometry Axioms. Part V – Half-planes and Planes
Coghetto, Roland, Grabowski, Adam
Formalization of Generalized Almost Distributive Lattices
Grabowski, Adam