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Boost UBLAS 库是否具有用于求解方程组的内置求解器?该文档暗示所有 ublas 求解器例程都要求矩阵已经是三角形形式。
但是,如果矩阵不是三角形的,那么 ublas 中是否有任何东西可以减少矩阵然后进行反向替换来求解方程组?
LU分解