The Smyslov Variation in chess is a form of the Queen's Gambit Accepted. Smyslov's Variation is inspired by the Gruenfeld Defense but a lot easier to play because there isn't a lot of deep theory to absorb. The basic idea is to establish a safe castled position and aim to undermine White's center wi[...]

Transportation plays a substantial role in the modern world; it provides tremendous benefits to society, but it also imposes significant economic, social and environmental costs. Sustainable transport planning requires integrating environmental, social, and economic factors in order to develop optim[...]