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Answers for “线性规划的目的是什么?”

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The code uses negative coefficients because the scipy.optimize.linprog function minimizes by default. To solve a maximization problem, the objective coefficients are negated, converting the task of maximizing profit into minimizing the negative profit.

Conditions: Using scipy.optimize.linprog.; The original problem is a maximization problem.

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An equality constraint is used because the customer order requires exactly 1000 units to be supplied. The problem specifies that the order must be met precisely, meaning neither underproduction (shortfall) nor overproduction (surplus) is permitted.

Conditions: The problem involves fulfilling a specific customer order.; The order quantity is fixed and must be met exactly.; Overproduction or underproduction is not allowed or desired.