2019 ◽  
Vol 12 (05) ◽  
pp. 1950079
Author(s):  
Ahmad Al Khalaf ◽  
Iman Taha ◽  
Orest D. Artemovych ◽  
Abdullah Aljouiiee

Earlier D. A. Jordan, C. R. Jordan and D. S. Passman have investigated the properties of Lie rings Der [Formula: see text] of derivations in a commutative differentially prime rings [Formula: see text]. We study Lie rings Der [Formula: see text] in the non-commutative case and prove that if [Formula: see text] is a [Formula: see text]-torsion-free [Formula: see text]-semiprime ring, then [Formula: see text] is a semiprime Lie ring or [Formula: see text] is a commutative ring.


1998 ◽  
Vol 63 (5) ◽  
pp. 569-574
Author(s):  
D. S. Ananichev ◽  
M. V. Volkov
Keyword(s):  

2019 ◽  
Vol 518 ◽  
pp. 211-236
Author(s):  
S. Fryer ◽  
T. Kanstrup ◽  
E. Kirkman ◽  
A.V. Shepler ◽  
S. Witherspoon

2017 ◽  
pp. 197-213
Author(s):  
L. A. Kurdachenko ◽  
A. A. Pypka ◽  
I. Ya. Subbotin

2014 ◽  
Vol 60 ◽  
pp. 127-150 ◽  
Author(s):  
George Bergman ◽  
Trevor Stuart

Paul Cohn was born in Hamburg, where he lived until he was 15 years of age. However, in 1939, after the rise of the Nazis and the growing persecution of the Jews, his parents, James and Julia Cohn, sent him to England by Kindertransport. They remained behind and Paul never saw them again; they perished in concentration camps. In England, being only 15 years old, he was directed to work first on a chicken farm but later as a fitter in a London factory. His academic talents became clear and he was encouraged by the refugee committee in Dorking and by others to continue his education by studying for the English School Certificate Examinations to sit the Cambridge Entrance Examination. He was awarded an Exhibition to study mathematics at Trinity College. After receiving his PhD in 1951, Paul Cohn went from strength to strength in algebra and not only became a world leader in non-commutative ring theory but also made important contributions to group theory, Lie rings and semigroups. He was much admired, and he travelled widely to collaborate with other algebraists. Moreover, he was a great supporter of the London Mathematical Society, serving as its President from 1982 to 1984.


2019 ◽  
Vol 19 (02) ◽  
pp. 2050031 ◽  
Author(s):  
Mahin Heidari ◽  
Mohammad Reza Rismanchian
Keyword(s):  

The concept of isoclinism on the class of groups was introduced by Philip Hall in 1940. Then, in 1993, Moneyhun used this concept on Lie algebras. In this paper, we study the notion of isoclinism on pairs of Lie rings, and some results are obtained when two isoclinic pairs of Lie rings are given. In particular, we prove that every isoclinism class of pairs of Lie rings contains at least one stem pair.


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