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Polish English
Some undecidable statements of quite simple mathematicsSome undecidable statements of quite simple mathematics
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Modular arithmetic and examples of applicationsModular arithmetic and examples of applications
The identity problem for the variety of all metabelian groupsThe identity problem for the variety of all metabelian groups
Ł-rozstrzygalność pewnego trójwartościowego systemuŁ-rozstrzygalność pewnego trójwartościowego systemu
The sum operation and link latticesThe sum operation and link lattices
On a compact extensionOn a compact extension
n-dimensional affine ration-dimensional affine ratio
The development of inductive thinkingThe development of inductive thinking
Extensions of the Grzegorczyk logic determined by some countable Boolean algebrasExtensions of the Grzegorczyk logic determined by some countable Boolean algebras
On a sufficirnt condition for the univalency of holomorphic functionsOn a sufficirnt condition for the univalency of holomorphic functions
Natural deduction system for some three-valued propositional logicNatural deduction system for some three-valued propositional logic
Locally defined operatorsLocally defined operators
On some consequences of universal setsOn some consequences of universal sets
Dowody metodą tableauxDowody metodą tableaux
Topologia ultrfiltrowanych przekrojów jako przykład przestrzeni Priestley na P(A)Topologia ultrfiltrowanych przekrojów jako przykład przestrzeni Priestley na P(A)