Sentence examples for been an open problem from inspiring English sources

Stabilization of non-discretized 3-D MHD channel flow has so far been an open problem.

The existence of a nonradial solution has been an open problem for some time even in the autonomous case.

Up till now, the direct measurement of angular velocity of a bar has been an open problem.

It has been an open problem whether swapped matching can be done in less than O(nm) time.

But assigning these leaders quickly and efficiently, with a minimum of back and forth communication, has been an open problem in distributed computing for a long time.

Whether strange nonchaotic attractors (SNAs) can occur typically in dynamical systems other than quasiperiodically driven systems has been an open problem.

Robust mobile robot navigation is an open problem.

Whether this hierarchy is strict, is an open problem.

This is an open problem for automated theorem proving.

Several approaches exist for outdoor localization, but indoor localization is an open problem.

Dealing with Alzheimer's Disease is an open problem within the ageing population context.