Mathematical model - wikipedia, the free encyclopedia, A mathematical model is a description of a system using mathematical concepts and language. the process of developing a mathematical model is termed mathematical modeling. Little ice age - wikipedia, the free encyclopedia, The little ice age (lia) was a period of cooling that occurred after the medieval warm period (medieval climate optimum). while it was not a true ice age, the term. European journal of operational research - sciencedirect.com, The online version of european journal of operational research at sciencedirect.com, the world's leading platform for high quality peer-reviewed full-text journals..
America's next top model video - the girl with the, America's next top model video: watch america's next top model full episodes, previews, clips, interviews and more video.