Most travel management companies now are in, or already have completed, case-by-case discussions with every one of their corporate clients—reminiscent of the first commission cap in 1995—to get them ...

All sorts of physical processes in this analog world exhibit some degree of randomness. Think of noise, for example. Many noisy processes are described by Gaussian probability distributions. We should ...

New research considers the identification of contaminants in a water distribution network as an optimal control problem within a networked system. None of us want to experience events like the ...