The Rational Cuboid Table of Maurice Kraitchik
The recension of the Kepler laws in England
The regularized product of the Fibonacci numbers
The Riemann Conjecture and the advanced Calculus Methods for Physics
The Seven Messengers and the "Buzzati sequence"
The solution of a memorable problem by a special artifice of calculation
The Structure of a Bernoulli Process Variation of the Fibonacci Sequence
The Subsum Set of a Null Sequence
The Tao of Mathematics, and Think Locally
The Three Hat Problem
The trace of First World War on mathematics in Brno
The Tragedy of Mathematics in Russia
The ultimate question
The ultrafilter, a peerless tool
The Unlucky Door
The Uses of Argument in Mathematics
The work of Jesse Douglas on Minimal Surfaces
The `Real' Schwarz Lemma
Theoremata arithmetica nova methodo demonstrata
Theorematum quorundam arithmeticorum demonstrationes