Titlebook: Untersuchungen über die Löslichkeit von Azetylen in verschiedenen organischen Lösungsmitteln; P. Hölemann,R. Hasselmann Book 1954 Springer

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Surgical Aspects of Prosthetic Valve Selection,regulatory issues. Allograft (homograft) aortic valves were first inserted in the descending thoracic aorta of dogs by Lam in 1952. Hufnagel, in 1956, first successfully implanted a caged-ball mechanical valve in the descending thoracic aorta of a patient with aortic insufficiency. In 1956, Murray s

Anemia

A Consistent Definition of Authorizationpment. This principle also applies to the domain of information security. It is therefore problematic when central terms are assigned inconsistent meanings in the literature and mainstream textbooks on information security. In particular, this is case for the concept of ‘authorization’ for which the

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Selective Opening Chosen Ciphertext Security Directly from the DDH Assumptionis named “selective opening attack”. We study how to achieve full-fledged chosen-ciphertext security in selective opening setting directly from the DDH assumption. Our construction is free of chameleon hashing, since tags are created for encryptions in a flexible way to serve the security proof.

缺乏

Towards Wicked Education,nd tameness contributes to an impoverished experience of education. It is no longer fit for purpose. Effective education would promote wickedity in a number of ways. To promote wickedity requires a change in values and practice. In suggesting how this might be achieved, the book concludes by presenting a manifesto for wickedity.

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