Due to apparent structural instability, the sculpture had to be replaced with a more structurally stable version in October 2009.
"We do suggest that the household consumer make the unit as structurally stable as possible," he added.
A recent inspection indicated that the damage was less severe than initially feared, and it remains structurally stable and safe.
A5 portaledges were constructed of highly weatherproof fabrics and engineered to be structurally stable and strong.
Cells that are not structurally stable.
Γ is an Anosov diffeomorphism and in particular it is structurally stable.
An important class of structurally stable systems in arbitrary dimensions is given by Anosov diffeomorphisms and flows.
Without these restrictions, no continuous time system with fixed points or periodic orbits could have been structurally stable.
This means that in higher dimensions, structurally stable systems are not dense.
The main building was erected on top of a structurally stable basement with flat caps.