Figure 3
From: Multi-observable Uncertainty Relations in Product Form of Variances

The uncertainty of observables
in state ρ parameterized by the Bloch vector
and its lower bound.
The solid line is
. The dashed line is
.
From: Multi-observable Uncertainty Relations in Product Form of Variances

The uncertainty of observables
in state ρ parameterized by the Bloch vector
and its lower bound.
The solid line is
. The dashed line is
.