1. A little algebra

This section recalls some basic algebraic notions used in the body of the article (see for more details).

1.1 General

Definition 1: A commutative group (G, +) is a set G with an internal composition law G x G → G, $(a, b) \mapsto a + b$ ...

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource. Click here to request your free trial access!

Already subscribed? Log in!

Ongoing reading
A little algebra

Article included in this offer

Updated and enriched with articles validated by our scientific committees

Services

A set of exclusive tools to complement the resources

(1) - BENNEDETTI (R.), RISLER (J.-J.) - Real algebraic and semi-algebraic sets - Hermann (1990).
(2) - BASU (S.), POLLACK (R.), ROY (M.-F.) - Basic algorithms in real Algebraic Geometry - Springer (2003).
...

You do not have access to this resource.

Exclusive to subscribers. 97% yet to be discovered!

You do not have access to this resource. Click here to request your free trial access!

Already subscribed? Log in!