AcadiaSoft, an industry provider of risk and collateral management services for the derivatives community, has acquired capital markets consulting and software company Quaternion. According to ...

AcadiaSoft has acquired Irish consulting and software company Quaternion to boost its risk management capabilities. AcadiaSoft, which provides risk and collateral management services, has acquired ...

In this paper we determine sufficient conditions for a quaternion algebra to split over a quadratic field. In the last section of the paper, we find a class of non-split symbol algebras of degree n ...

This is a preview. Log in through your library . Abstract The occurrence of the quaternion group as a Galois group over certain fields is investigated. A theorem of Witt on quaternionic Galois ...

HAVING a vivid recollection of the pleasure I derived born Prof. Gibbs's attacks upon the quaternionic system in the rather one-sided discussion that took place about two years ago in this journal, I ...

De même qu'il est possible de mettre en correspondance le nombre complexe avec la matrice : , il est possible de faire correspondre le quaternion avec la matrice complexe suivante : ou encore avec la ...