Tags » Group Theory

Math is not left-hand-phobic.

In the definition of a group,  the statements for existence of identity element and inverse element involve both left multiplication and right multiplication:


transversal rewriting solution by semidirect product of certain coset maps

este proceso se generaliza


ianmarqz reblogged this on ianmarqz and commented:

desde el 21 de agosto del 2,014

systematically generate all permutations

In mathematics, the notion of permutation relates to the act of arranging all the members of a set into some sequence or order, or if the set is already ordered, rearranging (reordering) its elements, a process called permuting. 990 more words


Some orders on groups II

Recall that a left order on a group is an order of the underlying set such that left multiplication by any element of the groups is monotonous (for very simple examples see… 132 more words

definición en diagrama

¿Cuál es la definición de un grupo libre?

me preguntaban…

y yo les digo (yo propongo) que deberían de considera un diagrama de conjuntos y flechas así: 45 more words