[Life space was defined as] the totality of facts which determine the behavior (B) of an individual (or group/organization) at a certain moment. The life space (L) represents the totality of possible events. The life space includes the person (P) and the environment (E). B = f(L) = f(P. E)

p. 216 as cited in: David Boje, Bernard Burnes, John Hassard (2012) The Routledge Companion to Organizational Change. p. 34. - Principles of topological psychology, 1936