The hundred years after Euler represented a period in which functions not satisfying his official constraints were frequently smuggled into mathematics through fudgy considerations involving infinite series expansions and the like.

The United Kingdom is a unitary state composed of four constituent countries (England, Northern Ireland, Scotland and Wales) and three devolved administrations (Northern Ireland, Scotland and Wales), having their own elected assembly and government since the devolution process in 1998.

[…] I was grateful to you for giving him a year’s schooling—where he shined at it—and for putting him as a clerk in your counting-house, where he shined still more.

We'll have to take our returnables in soon; we're running out of space.