2 papers
math.AP2025
Symmetry and symmetry breaking in interpolation inequalities for two-dimensional spinors -- Preliminary results
Jean Dolbeault, Rupert L. Frank, Jonte Weixler
On the two-dimensional Euclidean space, we study a spinorial analogue of the Caffarelli-Kohn-Nirenberg inequality involving weighted gradient norms. This (SCKN) inequality is equiv…
math-ph2024
Fixed Points of Completely Positive Trace-Preserving Maps in Infinite Dimension
Roderich Tumulka, Jonte Weixler
Completely positive trace-preserving maps , also known as quantum channels, arise in quantum physics as a description of how the density operator of a system changes in a gi…