Sentence examples for key difficulty in from inspiring English sources

One key difficulty in determining what an individual performance-enhancing drug brings to an athlete, Rogol said, is that few people involved in doping use just a single treatment.

"The key difficulty in prosecuting cases under this provision is proving that the contribution was made 'knowingly,' " said Victor Comras, a Fort Lauderdale lawyer and former State Department official who writes frequently about Al Qaeda and terrorism financing cases.

The key difficulty in designing a program of this type is to preserve its simplicity.

Characterizing the set of such equilibria is a key difficulty in studying this problem.

For the latter, lack of relative motion is identified as a key difficulty in the association process.

One key difficulty in the study of complex agent interactions is the difficulty of modeling agent  communication on the basis of rewards.

There are two key difficulties in extending these sorts of calculations, however.

Key difficulties in modelling the lattice structures have been highlighted and possible solutions have been offered.

The concept eliminates key difficulties in the problem of life origin, and allows experimental verification of it.

In Section 4, we will use large system analysis to alleviate the key difficulties in finite systems.

The storage of hydrogen energy is one of the key difficulties in the efficient use of hydrogen.