Quick: How many people did you see on the way home from work the other day? Was it more or less than the day before? Regardless of your answer, it's likely you can't explain what led you to it. Number ...

An approximation is proposed for the posterior mean and standard deviation of the ability parameter in an item response model. The procedure assumes that approximations to the posterior mean and ...

We consider a model of traffic flow with unilateral constraint on the flux introduced by Colombo and Goatin [J. Differential Equations, 234 (2007), pp. 654-675], for which the convergence of numerical ...