regular commutator
41History of group theory — The history of group theory, a mathematical domain studying groups in their various forms, has evolved in various parallel threads. There are three historical roots of group theory: the theory of algebraic equations, number theory and geometry.… …
42William Sturgeon — William Sturgeon, (22 de mayo de 1783 4 de diciembre de 1850), fue un físico e inventor británico que construyó, en 1825, el primer electroimán e inventó el primer motor eléctrico práctico. El primer electroimán era un trozo de hierro con forma… …
43Pensions in the United Kingdom — fall into seven major divisions; Basic State Pension, State Second Pension (S2P), Occupational Pensions, Stakeholder Pensions, Group Personal Pensions and Personal or Individual Pensions. Personal accounts, automatic enrollment and the minimum… …
44Noncommutative algebraic geometry — is a branch of mathematics, and more specifically a direction in noncommutative geometry that studies the geometric properties of formal duals of non commutative algebraic objects such as rings as well as geometric objects derived from them (e.g …
45Novikov–Veselov equation — In mathematics, the Novikov–Veselov equation (or Veselov–Novikov equation) is a natural (2+1) dimensional analogue of the Korteweg–de Vries (KdV) equation. Unlike another (2+1) dimensional analogue of KdV, the Kadomtsev–Petviashvili equation, it… …
46com|mu|ta|tion — «KOM yuh TAY shuhn», noun. 1. the changing (of a penalty or obligation) to a less severe one: »The prisoner obtained a commutation of his sentence from death to life imprisonment. 2. a) the substitution of one kind of payment for another. b) the… …
