Definition
The surgery exact sequence is defined as
where:
the entries and are the abelian groups of normal invariants,
the entries and are the L-groups associated to the group ring ,
the maps and are the surgery obstruction maps,
the arrows and will be explained below.
Read more about this topic: Surgery Exact Sequence
Famous quotes containing the word definition:
“According to our social pyramid, all men who feel displaced racially, culturally, and/or because of economic hardships will turn on those whom they feel they can order and humiliate, usually women, children, and animalsjust as they have been ordered and humiliated by those privileged few who are in power. However, this definition does not explain why there are privileged men who behave this way toward women.”
—Ana Castillo (b. 1953)
“It is very hard to give a just definition of love. The most we can say of it is this: that in the soul, it is a desire to rule; in the spirit, it is a sympathy; and in the body, it is but a hidden and subtle desire to possessafter many mysterieswhat one loves.”
—François, Duc De La Rochefoucauld (16131680)
“One definition of man is an intelligence served by organs.”
—Ralph Waldo Emerson (18031882)