from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. The subset of all elements of a semigroup that commute with the elements of a given subset
from The Century Dictionary and Cyclopedia
- n. In algebra, an oblong block of figures, denoting the sum of a number of products, each consisting of as many factors as the block has rows, and each factor being formed by compounding as umbræ the constituents in one row, the different terms being due to permutation with change of sign, in every possible way, of the constituents of every column after the first.
So in the hope of getting that son back home more readily he bought both of these prisoners from the commissioners who were disposing of the spoils. hisce autem inter sese hunc confinxerunt dolum. quo pacto hic servos suom erum hinc amittat domum. itaque inter se commutant vestem et nomina; illic vocatur Philocrates, hic Tyndarus: huius illic, hic illius hodie fert imaginem.