Sentence examples for a difficult problem and from inspiring English sources

A difficult problem, and not quite solved, as yet.

You look back at a difficult problem and realize the solution was something very simple".

Finding those rules that describe a particular fractal image is a difficult problem and no general solution exists to date.

Multi-objective optimization has been a difficult problem and a research focus in the field of science and engineering.

In recent studies, my team and I asked participants to tackle a difficult problem and then introduced a "benefactor" to help them solve it.

The construction, deployment and maintenance of the software system is a difficult problem and distributed object oriented technology offers a good way to deal with it.

However, our team is dedicated to building a great technology and is passionate about solving a difficult problem together, and we feel cool in doing that.

But for such a difficult problem -- and one with potentially volatile implications for surrounding Arab states that are increasingly reluctant hosts to the refugees -- the proposed solution is vague.

Everyone knows this is a difficult problem -- and it is complicated.

Simply that like Mr Remini, most Americans admire politicians who can behave with dignity and find a way through a difficult problem, by giving and taking.

However, compliance control is a difficult problem for robots and thus it was investigated in the present study.