Elementary Number Theory Problems. Part XVIII
Grabowski, Adam
Elementary Number Theory Problems. Part XII – Primes in Arithmetic Progression
Grabowski, Adam
On the Permanent of a Matrix
Romanowicz, Ewa, Grabowski, Adam
On the Lattice of Intervals and Rough Sets
Grabowski, Adam, Jastrzębska, Magdalena
Polygonal Numbers
Grabowski, Adam
On Square-Free Numbers
Grabowski, Adam
Prime Filters and Ideals in Distributive Lattices
Grabowski, Adam
Definition of Flat Poset and Existence Theorems for Recursive Call
Ishida, Kazuhisa, Shidama, Yasunari, Grabowski, Adam
Tarski Geometry Axioms
Richter, William, Grabowski, Adam, Alama, Jesse
Two Axiomatizations of Nelson Algebras
Grabowski, Adam
Tarski Geometry Axioms – Part II
Coghetto, Roland, Grabowski, Adam
Introduction to Liouville Numbers
Grabowski, Adam, Korniłowicz, Artur