Sentence examples for several difficult problems from inspiring English sources

But sources close to the talks say several difficult problems are close to a solution.

From the view point of positioning control, recent stacker cranes have several difficult problems.

In the last few years, the combination of GRASP with path relinking (PR) has emerged as a highly effective tool for finding high-quality solutions for several difficult problems in reasonable computational time.

For the application in the EHV transmission line, the resistive type has to deal with several difficult problems such as high voltages at cryogenic temperatures to ensure a reliable electrical insulation, recovery time after quench to meet the requirements of the circuit breaker reclosing system.

We propose an algorithm which combines multi-directional search (MDS) with nonsmooth techniques such as bundling to solve several difficult synthesis problems in automatic control.

The military government faced several urgent and difficult problems, including the decision of whether to remain neutral or choose sides in the war.

This paper provides a survey of the most important technical contributions of this work regarding current feature generation studies, and reports on its applications to several difficult audio classification problems.

Implementations of the method are tested on several difficult two- and three-dimensional problems, including two incompressible air/water flow problems with available experimental results.

Although the reasoning is different, it brings several strategies together and illustrates how technical innovations attempt to counter difficult problems.

I love difficult problems.

"Several difficult quarters lie ahead".