Spencer Unger

collaborators

2 papers

math.LO2026

$G_{I^} ´$ Circle Squaring

Spencer Unger, Narmada Varadarajan, Felix Weilacher

We show that a circle and square of the same area in $R^{2}$ are equidecomposable by translations using $I^_{2}^{0}$ pieces. That is, pieces which are simultaneously $F_Ï…

math.LO2025

Oscillating subalgebras of the atomless countable Boolean algebra

Dana BartoÅ¡ovÃ¡, Dana Bartošová, David Chodounský +10

We show that the big Ramsey degree of the Boolean algebra with 3 atoms within the countable atomless Boolean algebra is infinite.

GI^​´ Circle Squaring

Oscillating subalgebras of the atomless countable Boolean algebra

$G_{I^} ´$ Circle Squaring