Sentence examples for been difficult or even from inspiring English sources

The application of fuzzy logic principles enables solving problems that would have been difficult or even impossible to solve if mathematical models were used.

But a lack of successful stories sometimes just means that the situations are difficult, or even intractable, it's not necessarily a sign of failure.

In the same way, the state's new efforts to inoculate Iranians against dissident ideas in the media may be difficult — or even counterproductive, analysts say.

Other frequently occurring types of nonmonotonic reasoning can be thought of as based partly on tacit assumptions that may be difficult or even impossible to spell out.

But he and Dr. Hoffman said that if each antisense drug had to go through the usual lengthy, expensive approval process, instead of being approved as a class, creating the drugs could be difficult or even impossible.

In general, it is difficult or even impossible.

However, current exergy efficiencies can be difficult or even impossible to utilize.

But, in practice, these informations may be difficult or even impossible to obtain.

Charging or replacing batteries may be expensive and is difficult or even impossible under many circumstances.

In addition, it is difficult or even impossible to test chronic migraine patients interictally.

Vitalise says some venues are difficult, or even impossible, for people using wheelchairs to visit.