MAGALAN is a global gas market model developed in 2005 that provided forecasts until 2030 for gas production, international trade and other relevant parameters. As investors, policy makers and also researchers have a need of reliable model results, models should be faced with reality from time...

Mathematical Signs and Symbols -- Logic -- Arithmetic -- Algebra -- Linear Algebra -- Combinatorics -- Financial Mathematics -- Optimisation of Linear Models -- Functions -- Differential Calculus -- Integral Calculus -- Elasticities -- Economic Functions -- The Perem Theorem - The Mathematical...

Using a structured design methodology, we develop an eXcient iterated local search metaheuristic for the water distribution network design optimisation problem. The algorithm outperforms existing algorithms in the literature while being considerably less complex. Our approach is — contrary to...