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How to model the mileage saving method mathematically
The mileage saving method can be expressed in pairs for all customers.

Mileage saving method in mathematical modeling of mileage saving method Section III Whether the distribution route of logistics distribution organization is reasonable is related to the distribution speed, the rational use of vehicles and the distribution cost. The core idea of mileage saving method is to merge two loops in the transportation problem into one loop in turn, so as to minimize the total transportation distance of each merger.