as they were before). A situation is called Pareto efficient or Pareto optimal if all possible Pareto improvements have already been made; in other words
written as: min x P x s.t. a ≤ B x ≤ b , ℓ ≤ x ≤ u {\displaystyle \min _{x}Px\quad {\text{s.t.}}\quad a\leq Bx\leq b,\;\ell \leq x\leq u} where B {\displaystyle
The Mitsubishi Concept PX-MiEV is a prototype plug-in hybrid crossover utility vehicle, first exhibited at the Tokyo Motor Show in September 2009. It uses
Alice chooses a point x ∈ P; thus replacing P with Px, and then passes the turn to Bob who plays on Px, and passes the turn to Alice. A player loses if