Sentence examples for the central difficulty is from inspiring English sources

The central difficulty is to ensure that no new loops are created inside the plugs themselves.

The central difficulty is that in a field it is possible to divide but in a ring it is not.

David Leventhal, one of two Romeos in the alternating title pairings, said that the central difficulty was to find a way to communicate the story's strong emotions without using a ballet vocabulary.

A central difficulty is the uneasy relationship between Belgrade and the other Yugoslav republic, Montenegro.

A central difficulty is that the data used to "train" detection algorithms are unique and relatively brief historical samples and thus do not represent the full range of possible background scenarios.

[ 3- 6] Some of the challenges of applying RCT designs to homeopathy have been described by other authors.[ 7, 8] A central difficulty is that the placebo-controlled RCT has low external or "model" validity in relation to the practice of homeopathy in real-world contexts.

One central difficulty is that very few of the people arrested for hooliganism abroad are ever prosecuted.

(Morris 1986: 18) The central difficulty for the doctrine is that it seems to attribute to one person characteristics that are not logically compatible.

It said the "central difficulty" of the IPTR system was the requirement for patients to prove exceptional circumstances - particularly with "orphan and ultra-orphan conditions".

So, fittingly but irritatingly, the central difficulty with real-life courtroom drama is the law.

On the other hand, the central difficulty of the kinetic description has been overcome by means of the classical linearization method of the thermodynamics of the irreversible processes, i.e. assuming each reaction rate proportional to its affinity.