Zobrazeno 1 - 10
of 37
pro vyhledávání: '"Boris Rosenfeld"'
Autor:
Camilo J. Martinez, Amir Teimouri Dereshgi, Josue R. Gutierrez, Boris Rosenfeld, Mohsen Bannazadeh
Publikováno v:
Annals of Vascular Surgery - Brief Reports and Innovations, Vol 3, Iss 3, Pp 100208- (2023)
Splenic artery aneurysms are the most common type of visceral artery aneurysms, with presentation ranging from an incidental finding on cross sectional imaging to rupture. We report the case of an elderly female with dull epigastric pain who was foun
Externí odkaz:
https://doaj.org/article/7e24eb673e4343b0be5188000677f8ae
Publikováno v:
Cahiers critiques de thérapie familiale et de pratiques de réseaux. :129-149
Une attention croissante a ete accordee ces dernieres annees a la question de la continuite des soins pedopsychiatriques tant du point de vue des patients, de leurs proches, que des differents secteurs impliques dans le parcours de vie des jeunes. La
Autor:
Boris Rosenfeld
Publikováno v:
Encyclopaedia of the History of Science, Technology, and Medicine in Non-Western Cultures ISBN: 9789400739345
Trigonometry is the connecting link between mathematics and astronomy, between the way calendars are calculated, the gnomon, and the sundial. In the Islamic world, the calculation of spherical triangles was necessary to carry out ritual customs. The
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::53882d78bd0ec4149af8206a1ff258cc
https://doi.org/10.1007/978-94-007-3934-5_9754-2
https://doi.org/10.1007/978-94-007-3934-5_9754-2
Autor:
Boris Rosenfeld
Publikováno v:
The American Mathematical Monthly. 112:743-748
arguments with complex ones. We come across instances of the use of this device if we study the evolution of geometry beginning with Kepler. Most of the mathematicians who used this device referred to it as the principle of continuity (this term is s
Autor:
Boris Rosenfeld
Publikováno v:
Publications de l'Institut Math?matique (Belgrade). 77:61-65
A 2-dimensional algebraic variety in 4-dimensional projective space determining a regular configuration is considered and its connection with simple exceptional Lie group E8 is found.
Autor:
Boris Rosenfeld
Publikováno v:
Publications de l'Institut Math?matique (Belgrade). 78:135-142
Holomorphy angles and sectional curvature in Hermitian elliptic planes over field C of complex numbers, skew field H of quaternions, and alternative skew field O of octonions are considered, and analogues of holomorphy angles in planes over tensor pr
Autor:
Boris Rosenfeld
Publikováno v:
Acta Applicandae Mathematicae. 50:103-110
In this paper the geometric interpretation of the exceptional Lie groups F4, E6, E7, and E8 is given. These groups are groups of motions of elliptic hyperbolic planes over nonassociative algebras of octaves and split octaves and their tensor products
Autor:
Maks A. Akivis, Boris Rosenfeld
Publikováno v:
Translations of Mathematical Monographs ISBN: 9780821853559
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::545e77568a93423effbbfa7649b51596
https://doi.org/10.1090/mmono/123
https://doi.org/10.1090/mmono/123