The phrase 'difficulty to learn' is correct and usable in written English.
This phrase is used to describe something that is not easy to learn. For example, "The subject matter was complex, so it presented a difficulty to learn."
Although the above spreadsheet or workflow software is able to deal with the requirements arising from drug screening projects in the academic setting, the actual deployment of such software by end-users is often hampered by access/availability, difficulty of installation and/or the perceived or real difficulty to learn how to use the software.
This may be especially beneficial to children with ASDs who generally have difficulty to learn and change behavioral patterns.
The gerontological promoters at the beginning of the formative phase, considered the main limitation affecting the possible outcome of the program as "the difficulty to learn".
Since the two options to gain a reward in this study did not differ in their difficulty to learn (Schnoell and Fichtel 2012) and could be solved by manipulating the same door, the low level of option specificity of the task may account for the fluctuation in preferences.
This poses a difficulty to learning algorithms, as they will be biased towards the majority classes.
At the practical level, the specialist training required to operate off-the-shelf UAV suited to coastal surveying is now comparable in time and degree of difficulty to learning how to use the equivalent survey capabilities of professional hand-held RTK-GPS equipment.
"UNHCR studies show that protection holders whose family members are abroad, have much more difficulties to learn the language, to find a job and to stand on their own feet".
They will have to wait until a May 16th-17th meeting of EU finance ministers (at which the Finns, still trying to form a government, may yet make difficulties) to learn what interest rate the country will have to pay.
However many students face difficulties to learn calculus.
After moving the goal to the opposite pool quadrant treated mice displayed profound difficulties to learn the platform's new position.
We have confirmed previous findings that students consider neurology to be the most difficulty specialty to learn and the one in which they feel the least comfortable establishing a differential diagnosis.
