On a transport problem and monoids of non-negative integers
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DOI: 10.1007/s00010-018-0572-5
Abstract: A problem about how to transport profitably a group of cars leads us to studying the set T formed by the integers n such that the system of inequalities, with non-negative integer coefficients, $$\begin{aligned} a_1x_1… read more here.
Keywords: negative integers; problem; transport problem; non negative ... See more keywords