A Lebesgue measurable set is expressible as a union of a Borel set and a Lebesgue null set.

One of the biggest flows of traffic through Trent consists of coal trains from Toton to Castle Donington or Willington power stations (on the Castle Donington branch) or to the Birmingham area, with two or three trains to Chaddesden.

The term 'crisis' is contested by some Western scholars, who would prefer the less value-laden term 'disequilibrium'.

Ellen Wright, 48, was operated on for five hours Tuesday to remove a benign meningioma tumour from the left side of her brain, after Clarke practised on her case.