... >> Mathematics >> Mathematical Analysis >> Simple Connectedness
Highest Rated Sign
Nobody has posted a sign yet.
Definition: A space X is said to be simply connected if it is a path-connected space and if pi1(X, x0) is the trivial (one-element) group for some x0 in X, and hence for every x0 in X. We often express the fact that pi1(X, x0) = 0.
Source: Topology (second edition) by James R. Munkres