In the early 1990s, securing a first-class degree was an exceptional feat, meriting the admiration of classmates, a few words from the vice-chancellor at graduation and a good job.

Provides exact solutions, free from numerical solver pitfalls like initial seed dependence or local minima. Handles joint limits. Solves reachability questions. Provides symbolic expressions for the ...

Objectives To examine how the population composition, practice organisation and geographical context of general practice clinics are associated with unwarranted variation in prescribing patterns ...

On 17 February 1869, Russian chemist Dmitri Mendeleev jotted down the symbols for the chemical elements, putting them in order according to their atomic weights and inventing the periodic table. He ...