Sentence examples for difficult to exactly from inspiring English sources

"It is very difficult to exactly calculate the extent of the bad loan problem in this country," said Takehito Sasaki, managing director at PricewaterhouseCoopers, Japan.

It is difficult to exactly define the formation and destruction mechanism of ozone.

Data gaps make it difficult to exactly quantify the number of missing formal employment.

At present, it is difficult to exactly estimate the accuracies of the speed measurement and the density estimate.

However, most fractional differential equations are very difficult to exactly solve, so numerical and approximation techniques have to be used.

Numerical noise is a prevalent concern in simulation-based optimization problems, where it is usually difficult to exactly describe the objective function.

"It's just very difficult to understand exactly what's going to happen," Enten said.

It was difficult to tell exactly what was happening.

It is difficult to recall exactly what he said.

It's very difficult to pinpoint exactly what that is".

It is difficult to know exactly what happened on April 8 , 2003