Basel Problem
Pąk, Karol, Korniłowicz, Artur
The Catalan Numbers. Part II1
Pąk, Karol
Flexary Operations
Pąk, Karol
Diophantine Sets. Part II
Pąk, Karol
Tietze Extension Theorem for n-dimensional Spaces
Pąk, Karol
Elementary Number Theory Problems. Part XV – Diophantine Equations
Pąk, Karol, Korniłowicz, Artur
Jordan Matrix Decomposition
Pąk, Karol
Brouwer Invariance of Domain Theorem
Pąk, Karol
Inverse Element for Surreal Number
Pąk, Karol
Eigenvalues of a Linear Transformation
Pąk, Karol
Linear Transformations of Euclidean Topological Spaces
Pąk, Karol
Leibniz Series for π
Pąk, Karol