The Royal Academy

The Royal Swedish Academy of Sciences

We derive a number of equivalent conditions for a linear system to be energy preserving and hence, in particular, well-posed. Similarly, we derive equivalent conditions for a system to be conservative, which means that both the system and its dual are energy preserving. For systems whose control operator is one-to-one and whose observation operator has dense range, the equivalent conditions for...

Royal Academy of Medicine in Ireland

On 26 October 1900, the Club is reported to have held its 100th meeting, which was followed by a dinner in what was then called the New Library of the Royal College of Physicians. Thirty-three members were present, and Sir John Batty Tuke presided. The 500th meeting was celebrated on 8 December 1954 by a dinner in the Royal College of Surgeons, with an attendance of 92, although it was a very s...

Royal Academy of Medicine in Ireland

Transactions of the Royal Academy of Medicine in Ireland

Transactions of the Royal Academy of Medicine in Ireland

to everyone concerned in its production. The most striking feature of the papers is their thoroughness. They are evidently prepared for a cultured audience, and bear evidence that their authors have done their work up to a high level of criticism. At least half a dozen of the articles are worthy of permanent positions, as distinctly advancing knowledge; the majority illustrate principles, impre...