Basel Problem – Preliminaries
Korniłowicz, Artur, Pąk, Karol
Vieta’s Formula about the Sum of Roots of Polynomials
Korniłowicz, Artur, Pąk, Karol
Tietze Extension Theorem for n-dimensional Spaces
Pąk, Karol
The Geometric Interior in Real Linear Spaces
Pąk, Karol
Continuity of Barycentric Coordinates in Euclidean Topological Spaces
Pąk, Karol
Linear Map of Matrices
Pąk, Karol
The Friendship Theorem
Pąk, Karol
Solutions of Linear Equations
Pąk, Karol
Eigenvalues of a Linear Transformation
Pąk, Karol
Linear Transformations of Euclidean Topological Spaces. Part II
Pąk, Karol
Small Inductive Dimension of Topological Spaces. Part II
Pąk, Karol
Linear Transformations of Euclidean Topological Spaces
Pąk, Karol