He is a retired linguistics professor at a Midlands university, and his later life has turned both stagnant and problematic.
Usually, when a modal tableau, Gentzen, or natural deduction system is given, it is for one particular modal logic and it has turned out to be problematic to formulate such systems for modal logics in a uniform way without introducing metalinguistic machinery.
Reliable prognostic markers would be of value for patients and their families and would facilitate clinical planning, but the establishment of such markers has turned out to be problematic for several reasons.
Now the 34-year-old rapper has turned his gaze toward the problematic American relationship with race.
For the coming season, CW has turned over the scheduling of its problematic Sunday line-up to an outside company, Media Rights Capital, so the commercial time during those shows was not part of the upfront discussions.
Both theories, as well as a third 19th-century theory, have turned out to be problematic, and today scholarly discussion has shifted its focus from the discussion of provenance to that of the formation of the Etruscan people.
On the other hand, a high percentage of the footnoted passages examined by Forbes.com have turned out to be problematic for Ambrose.
Mr. Verrilli's responses to the first several questions at the argument have turned out to be more problematic.
This is a problem because it is not at all evident how epistemic justification should be understood, and classical accounts of that notion have turned out to be severely problematic.
Now some dispensaries have turned to delivery service, a development ASA's Don Duncan finds somewhat problematic.
This proves both necessary and problematic, as, when the lights come up on the Beales' boudoir, we are shown that the privileged couple, formerly Caucasian, have turned black.
