Basel Problem – Preliminaries
Korniłowicz, Artur, Pąk, Karol
Elementary Number Theory Problems. Part XIX
Pąk, Karol
Small Inductive Dimension of Topological Spaces
Pąk, Karol
Block Diagonal Matrices
Pąk, Karol
Affine Independence in Vector Spaces
Pąk, Karol
Leibniz Series for π
Pąk, Karol
Grothendieck Universes
Pąk, Karol
Basic Properties of the Rank of Matrices over a Field
Pąk, Karol