49 citations · 436 across the 40 of their papers we have counts for
Showing 2017Show all
3 papers · 1 filter
math-ph2017
Knabe's spectral gap method for open boundary conditions
Marius Lemm
In 1988, Knabe found a "finite-size criterion" to determine whether a frustration-free quantum spin chain with periodic boundary conditions is uniformly gapped in the thermodynamic…
math-ph2017★ 7 cited
On multivariate trace inequalities of Sutter, Berta and Tomamichel
Marius Lemm
We consider a family of multivariate trace inequalities recently derived by Sutter, Berta and Tomamichel. These inequalities generalize the Golden-Thompson inequality and Lieb's th…
quant-ph2017★ 6 cited
Entropic relations for indistinguishable quantum particles
Marius Lemm
The von Neumann entropy of a -body reduced density matrix quantifies the entanglement between quantum particles and the remaining ones. In this short paper, we rigorou…