Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a ...

Abstract: The neutron energy spectrum and fluence rate constitute critical determinants of tumor absorbed dose and therapeutic efficacy in neutron capture therapy (NCT). Variations in tumor depth and ...

Abstract: The paper studies discrete-time statistical filtering problems with the goal to minimize expected total costs. Such problems are usually defined by pairs of stochastic equations and by ...