IN a paper by Prof. C. G. Knott on “Recent Innovations in Vector Theory,” of which an abstract has been given in NATURE (vol. xlvii. pp. 590–593; see also a minor abstract on p. 287), the doctrine ...
As in recent numbers of NATURE my views on analysis have been quoted, and not very correctly, I ask for space to state them more explicitly. I see truth in the quaternion analysis and in the vector ...
En mathématiques les représentations du groupe des quaternions sont un exemple d'application de la théorie des représentations d'un groupe fini. Il illustre le théorème d'Artin-Wedderburn et met en ...